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HORNER ELECTRIC, INC ORION-SERIES GIU5xx

1. Copyright 1997 Horner Electric Inc All Rights Reserved Page 26 Manual GIU Editor Users READ PROGRAM Selecting this option allows you to upload a program from an attached GIU device into The Editor NOTE The program must have been written using the ATTACH SOURCE CODE TO WRITES command below TIP If the Toolbar is active you may READ PROGRAM using the Toolbar button WRITE PROGRAM Selecting this option allows you to download a program from The Editor into an attached GIU device The program is first checked for errors in a manner identical to the Project Check for Errors menu item If the program is sizable this could take several seconds y TIP If the Toolbar is active you may WRITE PROGRAM using the Toolbar button VERIFY PROGRAM Selecting this option causes The Editor to read a program from the GIU and perform a comparison between it and the one in The Editor s memory DELETE PROGRAM Selecting this option causes The Editor to delete any program in the GIU STATUS Selecting this option allows you to check on the operational status of an attached GIU device Reported are the GIU firmware revision level the loaded program s name and size and the currently displayed page TIP If the Toolbar is active you may get PROGRAM STATUS using the Toolbar button RESTART PROGRAM Selecting this option will cause The Editor to send a RESTART command to the GIU device This 1s simila
2. Using the above temperature input as an example we ll work out this equation to derive suitable values for SLOPE and BIAS to be input into the Variable Dialog Box First declare the range of values acceptable for EU and the Input value EUS Input Value V EU_Minus 200 0 EU_Plus 200 4095 Next use these figures to determine the SLOPE value SLOPE EU Plis BU Minus Y V Plus V Minus 1 BIAS is chosen experimentally to move the final result in the proper direction as indicated below To check these values plug in some expected input values and see if they provided the expected Engineering Units TEST 1 Input 4095 Expected EU 200 TEST 2 Input O Expected EU 200 EU SLOPE INPUT BIAS EU SLOPE INPUT BIAS EU 0976 4095 200 EU 0976 0 200 EU 399 672 200 EU 0 200 EU 199 672 EU 200 TEST 3 Input 2048 Expected EU 0 TEST 4 Input 2047 Expected EU 0 EU SLOPE INPUT BIAS EU SLOPE INPUT BIAS EU 0976 2048 200 EU 0976 2047 200 EU 199 884 200 EU 199 7872 200 EU 0 115 EU 0 2128 Copyright 1997 Horner Electric Inc All Rights Reserved Page 42 GIU Editor Users Manual We have therefore determined that the proper value for Slope is 0 0976 and the proper value for Bias is 200 It might appear that there is an error here in that 0 00 volts isn t recovered A description of analog to digit
3. Control Script Figure 1 Script Execution Flow Chart Copyright O 1997 Horner Electric Inc All Rights Reserved Page 10 GIU Editor Users Manual VARIABLES Variables are important to any language and especially so to the GIU Editor The normal usage of variables is still present to provide for storage of intermediate results from any programming code used by the system There are eleven 11 eleven types of variables available to the GIU programmer ranging from single bit Boolean to Long Doubles 64 bit floating point to Variants variables which change their type according to the type of data put in them Variables are assigned in one of several ways They may be defined locally within a script or globally before any scripts are written In the GIU though variables also provide the gateway to the hardware I O system supplied by the end user Any variable may be attached to a physical I O point of a suitable type Then any access to this variable will cause an action such that the I O points is read or written Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 11 OPERATIONAL ORDER The specific order of operations is not normally important to the End User However the Programmer may find this information of value After the GIU receives a power up RESET or receives a RESTART PROGRAM command from either the serial port or from the front panel keypad the f
4. Figure 20 GIU Function Key Placement NOTE The lettered keys are NOT the alphanumeric entry keys These keys may be made active by assigning a SCRIPT to them Additionally any key may be active at either the Project level or at the Page level A key that is active will perform its script when the key is pressed NOTE If any key is assigned at both the Project and Page level the Page level function key will take precedence To assign a key first determine at what level Project or Page the key is to function Select this level from The Editor s Main Menu Project or Page TIP A key may be assigned to both Page and Project levels Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 47 From the resulting menu select Function Keys to bring up the following dialog Global Function Keys Commande Edit Remove Move Up Move Down Script 0 Cancel Help Goto Home Page C Manual Script Editing Figure 21 Global Function Key Programming Dialog Box This dialog indicates Global Function Keys The Page Function Keys dialog is identical in function If the script is empty the Edit Remove Move Up and Move Down buttons are disabled SELECTING A FUNCTION KEY First select the Function Key to be edited using the Key box Use the 7 button to view the complete list of available keys Key names which are display with an asterisk have already
5. Page 38 GIU Editor Users Manual SETTING UP THE DEVICE DRIVER Setting up the Device Driver is peculiar to each different device Once the Device Driver is selected as above refer to the Device Driver specific instructions given in the Appendices to this manual Setup for each individual device will be peculiar to that device Therefore setting up of the Device Driver is described in a separate Appendix to the manual for each Device Driver included Refer to the specific Appendix for the Device Driver you wish to set up DEFINING ADDING VARIABLES Good programming practice dictates that variables should be defined and created first when possible This helps prevent memory size creep that often occurs when programs are written on the fly without some forethought as to their use and operation However The Editor allows variables to be defined at any time up to the time that a program is downloaded to an attached GIU When The Editor is first invoked you are presented with a blank page For the time being ignore the Page display From the Main Menu select Project Variables This will bring up a Dialog Box The Dialog Box should be empty since at this point no variables have been added Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 39 Click to add a new variable This will bring up the Variable Addition dialog Ca Type Double Float 8 bytes 1 797693e 308 to 1
6. This will PASTE the selected text The text is taken from the Windows Clipboard and placed on the screen at the current cursor position Note that using these commands it is possible to copy or move all or part of a script from one page to another Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 71 PRINTING Once your program is written you will probably want to keep a hard copy printout of the program for archival purposes Although a backup diskette is a more compact choice a hard copy would allow you to re create the program in case of hardware failure PAGE SETUP First set up the Printed Page Parameters Select the File Page Setup option Page Setup x Footer Margins Left Right Top Bottom Figure 33 Print Page Setup Dialog HEADER This is the string that is to appear as the HEADER on the printed page You may insert any text you wish Special Format Codes are available see below FOOTER This is the string that is to appear as the FOOTER on the printed page You may insert any text you wish Special Format Codes are available see below If when setting the Header or Footer if you click the 2 button you will be presented with a list of formatting options File Name Page Title Page Number Date Time Left Center Right Figure 34 Printer Formatting Codes Selecting any of these options will insert the associated format code into the Header or F
7. GIU Editor Users Manual Page 3 GRAPHICAL CONVENTIONS Graphics are used in this manual as much as possible Whenever possible a graphical representation is designed to look as much as possible like it s real world counter part COMPUTER KEYBOARD keys have a rounded three dimensional look la GIU KEYBOARD keys have a square flattened look Special graphics will match the GIU keyboard WINDOWS BUTTON have a rounded flat look Copyright O 1997 Horner Electric Inc All Rights Reserved Page 4 GIU Editor Users Manual SYSTEM REQUIREMENTS To load and run The Editor a system capable or running Microsoft Windows 95 is required Pentium 66 MHz processor minimum recommended A Mouse is required 16 Mbytes of RAM minimum is required 10 Mbytes of free hard disk space is required An RS 232 compatible serial port is required INSTALLING THE EDITOR Insert Disk 1 of the distribution package into Floppy Drive A At the prompt type SETUP lt enter gt Follow the simple instructions provided SPECIAL INSTRUCTIONS FOR UPGRADING TO A NEW VERSION OF THE EDITOR If you are upgrading to a new version of The Editor you MUST upgrade the Executor Firmware in the GIU 500 Refer APPENDIX C Powering Up a New GIU Updating an Existing Unit Page 111 in this manual REQUIRED FILES GIU EXE The main program executable file HECOM DLL The communications module to allows you to talk to an attached GIU SNP DLL T
8. INSTALLING THE EDITOR REQUIRED FILES OPTIONAL FILES CONCEPTUAL OVERVIEW THE HARDWARE THE SOFTWARE OBJECTS PAGES SCRIPTS VARIABLES OPERATIONAL ORDER VO oo 0 Dd OM e A HRW DVD gt Ra Rh ou FUNCTION KEYS SHOWPAGE THE VO SCAN THE MENUING SYSTEM Rh o e ha N A Ne THE MAIN MENU THE FILES SUB MENU NEW PROJECT je nN ON OPEN PROJECT an SAVE PROJECT Ep SAVE PROJECT AS E SAVE RUNTIME BINARY Ep PAGE SETUP na OO PRINT OO EXIT OO MOST RECENTLY USED LIST OO THE EDIT SUB MENU UNDO Fe O NO CUT NO COPY NO PASTE NO DELETE N o SELECT ALL N o Copyright O 1997 Horner Electric Inc All Rights Reserved Page ii GIU Editor Users Manual THE PROJECT SUB MENU 20 VARIABLES 20 BITMAPS 20 KEYS 20 GLOBAL DECLARATIONS 21 INITIAL SCRIPT 21 CONTROL SCRIPT 21 ALARM SCRIPT 21 DEVICE DRIVERS 21 GIU MODEL 21 DEFAULT DISPLAY COLOR 21 HOME PAGE NUMBER NAME 21 CHECK FOR ERRORS 21 VIEW ERROR BOX 21 THE PAGE SUB MENU 22 PROPERTIES 22 FUNCTION KEYS 22 SCRIPT 22 OBJECT ORDER 22 COPY FROM PAGE 22 DELETE ALL CONTENTS 22 GOTO PAGE 23 PREVIOUS PAGE 23 NEXT PAGE 23 THE OBJECT SUB
9. Main Network Read Password IM Write Password Update Password n PrevPage fe Next Page da Save E Abandon Figure 44 Setup Menu SECURITY page Use the la keys to select the item to edit Press the key to accept all changes Press the to refuse all changes Read Password This password allows access to READ functions Currently only NUMERIC passwords are accepted Write Password This password allows access to WRITE functions Currently only NUMERIC passwords are accepted Update Password This password allows access to UPDATE functions Currently only NUMERIC passwords are accepted NOTE In Release 1 x of the GIU firmware the passwords are NOT functional Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Page 125 THE EVENT LOG SCREEN Log event 1 of 2 Time 01 01 07 13 25 00 Level Error Code 285212671 Loc I O Driver 0 SNBT Msg Slave Offline Lost At tachment Shell t Prev 4 Next Clear Log Manual This screen allows you to view and clear Device Driver Faults A typical Device Driver Fault would be an error on the network or the re attachment of a lost SNP device Time This is the time and date that the fault occurred Level The is the priority of the fault Possible values are Information No error is produced This is for informational purposes only A typical Information event would be when a lost SNP device returns on line Warning
10. OBJECT HANDLING TOOLS ALIGN LEFT Aligns two or more objects to the left sides HE ALIGN RIGHT Aligns two or more object to the right sides Dm ALIGN TOP Aligns two or more objects to their top sides DIL ALIGN BOTTOM Aligns two or more objects to the bottom ends SAME SIZE HORIZONTAL Makes two or more objects the same size horizontally SAME SIZE VERTICAL Makes two or more objects the same size vertically SAME SIZE BOTH Makes two or more objects the same size both vertically and horizontally Copyright O 1997 Horner Electric Inc All Rights Reserved Page 84 GIU Editor Users Manual TARGET HANDLING TOOLS CONNECT TO TARGET This allows you to connect to a specific Target GIU DISCONNECT FROM TARGET Any connection to a Target GIU is released WRITE PROGRAM TO TARGET Your program is written to the connected target READ PROGRAM Any program present in the connected GIU is read into The Editor providing that the program was first saved with the Attach Source Code to Writes option a gt F E e TERMINATE PROGRAM Any program running in the connected GIU is terminated All interim information variables etc is lost RESTART PROGRAM Any program present in the connected GIU is restarted from the beginning All variable are reinitialized to either their system defined default values or to their User defined value as determined by the Initialization Script el CHECK
11. 797693e 308 Elements O Array Scaling O Enabled Sloe H 120 Driver Link Driver Tag Name Figure 17 Variable Add Dialog Box The functions of this box are reasonably obvious Name This is the variable s NAME or tag name by which it will be accessed by the rest of the program Variable names may be up to 32 characters in length Only alphanumeric characters are acceptable upper or lower case and the character Exported This feature is for future enhancements For now leave it unchecked O Copyright O 1997 Horner Electric Inc All Rights Reserved Page 40 GIU Editor Users Manual Type This is the type of variable Possible types are TYPE SIGN SIZE RANGE Boolean 0 or 1 Char 128 to 127 Byte 0 to 255 Integer 32768 to 32767 Word 0 to 65535 Long 2147483648 to 2147483647 Dword 0 to 4294967295 Float 3 402823e 038 to 3 402823e 038 Double 1 797693e308 to 1 797693e308 String user defined Variant Varies according to type In the case of ARRAYS however Boolean variables take 1 bit rounded to the next byte Therefore an array of 2 Boolean variables take 1 byte an array of 3 Boolean variables takes 1 byte An array of 8 Boolean variables take 1 bytes an array of 9 Boolean variables take 2 bytes etc Array Elements Click on Array to signify this variable as an array of variables of the specified TYPE Enter a numeric value into the Elements box to specify the number of element
12. BOOTLOAD HEX BOOT HEX If necessary CD to that directory Assuming that you used the default Setup Options that would be C HEGIU so at the DOS prompt CD C HEGIU lt enter gt From DOS run the bootloader bootload 40 BOOT hex lt enter gt NOTE BOOTLOAD EXE works only through the Host PC s COMM port BOOTLOAD is a DOS program and does not honor any port sharing enforced by Windows If you have any other PROGRAM or DEVICE attached to COMM1 you must remove it before BOOTLOAD will run Instruction on the bootloader screen will tell you when to remove the JTAG ENABLE jumper Park it as shown in Step 2 above This will causes the bootloader to complete its operations Exit DOS Enter the GIU EDITOR Select the TOOLS WRITE GIU FIRMWARE item Select the desired version of the software to download Follow the instructions to complete the download UPDATING AN EXISTING UNIT If you are updating a unit on which the BIOS and EXECUTOR have been pre loaded please follow these steps 1 2 3 4 5 Verify power operation by applying 24 VDC to the appropriate power connect The screen should be lit Any previously loaded User Program should be running Power down the GIU unit Press AND HOLD the ENTER KEY deh then re apply power Continue to press AND HOLD the ENTER KEY deh until the cancel is acknowledged The GIU screen will display the message User canceled program ru
13. FILE Project Variablel Integer SNE Variable2 Byte GENIUS Variable3 Float Local Figure 13 The Editor Flow Chart The basic unit of storage is the PROJECT The project contains all parts of the program When a Project is opened these parts become accessible When a Project is closed any changes made are saved Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 33 The basic parts of a User Program are Pages Objects Scripts and Variables PAGES are primarily used to describe the screen that is to be visible on the GIU You may consider PAGES and SCREENS to be synonymous but a screen is actually only one of the functions of a page Pages may also contain scripts function keys and objects and variables may be accessed from the page s objects scripts and function keys It may be more correct to consider a page as a major subroutine called at the appropriate times from a major control program OBJECTS are the visible items displayed by the page Typical of object oriented systems OBJECTS are merely symbols representing more complex sections of code An object may be used to read or write data from an attached PLC or may perform some other task like updating or changing a variable NOTE There is a limit of 256 Objects per page Objects often have ATTRIBUTES Some attributes may be changed only by the programmer using The Editor Such attributes would be the physica
14. If TRUE then the object s execution is PAUSED Data Type Boolean Syntax Me Paused TRUE This property is used only on the Trend Box Object Function If TRUE then the object s display is cleared Data Type Boolean Syntax Me Clear TRUE This property is used only on the Trend Box Object Function Determine if the object has been initialized READ ONLY Data Type Boolean Syntax number Me Initialized Function Get Object s Extension Bits Data Type Numeric Syntax number Me Extended Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 95 SYSTEM EVENTS Underlying the operation of the GIU is a cooperative multi tasking kernel By issuing GIU BASIC commands you indirectly initiate schedule and control System Events In operation the System Events are placed into a queue During certain portions of the GIU s operation any available System Events are taken from the queue and executed Typical System Events include updating the display screen reading the keyboard handling serial information to and from The Editor handling I O to and from the Device Drivers and updating the watchdog timer You the Programmer have little control over the System Events In fact they are mentioned here only because under certain circumstances you may inadvertently effect the execution of System Events For example the following code in a Page Script will cause the system to appear to be locke
15. Time 130 REMOVING STATIONS DROPS 131 ADDING REGISTER GROUPS TO DROPS 132 ASSOCIATING VARIABLES TO I O POINTS 132 DE ASSOCIATING A VARIABLE 132 INDEX 133 Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 1 CONVENTIONS USED IN THIS MANUAL TYPOGRAPHICAL CONVENTIONS Whenever possible graphics have been used to indicate the actions to be taken In the cases where this is not possible the following conventions have been taken EX This is the Object Menu Page ici Target Setup Window New Wizard Alt F6 Script Align Objects Make Same Size Menu Items when referenced from text are printed in Courier Type EX File When a series of menu items must be selected the items are printed in Courier and separated by a vertical bar EX File Open Inputs typed by the User are also printed in Courier EX To select the third item type 3 Special words such as those peculiar to the GIU vocabulary or words used in a new different or unique context are set off with double quotes EX Multiple objects may be selected by lassoing them EX Before use a bitmap must be tagged Buttons within Windows screens or dialog boxes are represented graphically where possible EX Press a to accept this variable or press YY to configure a new one When given NOTES indicate a point that the user should remain strongly aware of as ignoring this information may cause
16. all normal operation of The Editor This option is included for the future possibility that you may need to contact Horner Electric Technical Support Technical Support personnel may ask you to check this option compile the program then read certain information from this file Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 29 THE TOOLS SUB MENU Options Tools Window Help Regenerate Scripts fram Wizards Write GIU Firmware Figure 11 The Tools Menu REGENERATE SCRIPTS FROM WIZARDS This option allows you to repair scripts written using previous version of The Editor which may not be fully compatible with the current version WRITE GIU FIRMWARE Selecting this option allow you to update the graphical executor firmware on board the GIU This is different from the BIOS which is loaded in a separate step using a DOS based loader Copyright 1997 Horner Electric Inc All Rights Reserved Page 30 GIU Editor Users Manual THE WINDOW SUB MENU Tools Window Help New Window Tile Horizontally Tile Vertically Cascade Close All Toolbar Status Bar 1 Page 0 Pagel Figure 12 The Window Sub Menu Selecting these options allows you to select a new or previously assigned page in the program to tile and displayed pages or to select for display the Toolbar or Status Bar NEW WINDOW This option opens a new window in the display area You will be ask
17. 0 to 65535 Long 2147483648 to 2147483647 Dword 0 to 4294967295 Float 3 402823e 038 to 3 402823e 038 Double 1 797693e308 to 1 797693e308 String user defined Variant see below In the case of ARRAYS however Boolean variables take 1 bit rounded to the next byte Therefore an array of 2 Boolean variables take 1 byte an array of 3 Boolean variables takes 1 byte An array of 8 Boolean variables take 1 bytes an array of 9 Boolean variables take 2 bytes etc Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 89 VARIABLE DECLARATION Variables must be declared before they are referenced Variables may be declared in several ways 1 Using The Editor s Project Variables option 2 Declare the variable in a SCRIPT 3 Attach a variable to an Object s indicator which is eventually the same as 1 above 4 Attach a variable to an I O point through a Device Driver which is eventually the same as 1 above Adding a variable using method 1 above is covered in the section entitled Defining Adding Variables on Page 38 Variable names may be up to 32 characters in length Acceptable characters are A Z a z 0 9 _ and The character may be used only as the last character of a string variable name Variables are declared within a script by preceding the variable name with a TYPE Integer counter String MyString Float temperature Integer A BAD allow
18. 110 EXIT BASIC Statement cesses ees Bede See ee ES ee 95 AR OR RE EE EE Ee 18 Terminating The Editor sees sees see ese ee 18 F FONTS RTE 60 FUNCTION KEYS Adding a Manual Script 51 Adding commands to a Function Key script 48 VE 22 DS E 46 Deleting aiii 22 Editing pre defined script commande 49 Function Key Scripts 47 67 Global versus Local 67 Menu Jtem sie RE RE EE OE N 20 Selecting to edit iii il E 47 Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 137 SS es 99 G UCA SES tan a Ee 99 GIU BASIC a a E aaa aaas 6 48 84 EE 10 8 User Interface Accessing Object Properties 89 y BEEP unica 98 Ava lable Object iS is n EES ER E A dee ae se ANE 99 pe Ee INPUTNUMBERS ssn 38 INDPUTSTRINGS ees ee ee ee ee 97 Math Operators cccccnoncnccnononcnnnonnnnnnnnannncnanancccnananoss 85 Predefined Values PRINT SE EE SE Ee RE ee ee de 99 MESSAGEBOX ees ee ee ese ee ee ee ee ee ee 97 Bool an LERE DERS cts 84 Color do do dci o 84 EE 23 Data Types HR EE OR EET 85 Ee n EE EO BA nini 85 SHOWPAGE i s Ge GE Dee el de Ge De Ed 97 Statements Math ABSA REED EE RR RE ED ed 96 MEE EE EE EE EE EER EE idas 96 EO SEED ED RO ES OG De GE 96 EXP ARE AS Go GR 96 NARE ER EER EE EE OE OR 96 OGE A Ge ee 96 Nee DE EE Eug 96 ele 96 SOR sit ee o do 96 TAN EE 96 Miscellaneoua Functions DOEVeMUS cccccccccsessseeccccccceesnseeccecceaeensees 94 Miscellaneous Functions Oud
19. 2345 DOEVENTS This command causes any queued System Events to be performed This function may be needed inside certain loops to force the continued processing of I O keyboard and serial ports DoEvents This is the expected form of the command No parameters are needed no results are returned Number DoEvents This alternate form is for future releases At the present this function always returns zero 0 CURRENTPAGE This returns the number of the page being current displayed X CurrentPage SERVICEIO Variables may be attached to physical I O points through the Device Driver When the SERVICEIO command is executed variables with WRITE capability will be copied into the Device Driver to be updated during the next scan of the assigned I O network Variables with READ capability will be updated from the current information in the Device Driver Note that this command does not force a physical scan of the assigned I O network This is handled by the Device Driver Data will be physically written to the I O during the next network scan Data read will be that received from the most recent network scan Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 105 GetDriverProperty The function is a wild card which allows the Programmer to access Device Driver properties The properties actually available are determined by the Device Driv
20. 68 e 2 Ee el EG Page 108 Manual Align All Selected Object Left Align All Selected Objects Right Align All Selected Objects Top Align All Selected Objects Bottom Make All Selected Objects same size horizontally Make All Selected Objects Same Size Vertically Make All Selected Objects Same Size Vertically and Horizontally Check current program for errors View Compiler Error Box Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users 1 07 EH pen lS 6 01 El GIU Editor Users Manual Page 109 APPENDIX B Available Objects ARROWS A dk Arrows are STATIC objects They may be positioned or resized They have no further capabilities BAR GRAPH CAPABILITIES Multiple Indicators each with own colors Range HI and LOW Update Time Overall Background Color TANK CAPABILITIES Range HI and LOW Update Time Background Color Fill Level and Color based on user defined variable HOPPER CAPABILITIES Range HI and LOW Update Time Background Color Fill Level and Color based on user defined variable LINES CAPABILITIES Update Time Foreground Color based on user defined variable Copyright 1997 Horner Electric Inc All Rights Reserved Page 110 GIU Editor Users Manual METER CAPABILITIES Range HI and LOW Update Time Background Color Pointer position based on user defined variable MOTOR CAPABILITIES Update Time Background Color Foreground
21. DEFAULT DISPLAY COLOR This item is included to allow compatibility with future products in the GIU line It is currently disabled HOME PAGE NUMBER NAME This item is included to allow compatibility with future products in the GIU line It is currently disabled CHECK FOR ERRORS Select this menu item to verify that any program you write is free from errors Any errors are reported to you in the Error Box You must correct them before downloading a program to a GIU TIP If the Toolbar is active use the Toolbar Button to check for errors VIEW ERROR BOX This option will cause the Error Box to be displayed Use this option to review the Error Box if it is not currently displayed TIP If the Toolbar is active use the Toolbar Button to recall the Error Box Copyright 1997 Horner Electric Inc All Rights Reserved Page 22 GIU Editor Users Manual THE PAGE SUB MENU Project Page Object Target Options Tools Properties Script Alt F5 Keys AltrK Object Order Copy From Page Delete All Contents Goto Page Previous Page Next Page Figure 7 The Page Sub Menu The Page Options allows you to define or select various items that are active on a per page basis PROPERTIES Select this menu item to determine the properties of the page graphical or textual annunciator beep caption and associated bitmap FUNCTION KEYS Select this menu item to program the available Function Keys to the left right and
22. O point 2 Locate the physical I O point with reference to the Device Driver Station Number Register Set etc according to the parameters of the device 3 Attach the previously defined variable to this I O point Defining a variable has already been described in the section DEFINING ADDING VARIABLES on Page 38 Locating the physical I O points is through the Project Device Driver menu This process is described beginning on Page 35 More specific information is given in the Appendices and Addendums to this manual concerning specific device drivers The exact sequence for attaching the variable to the I O point varies depending on the device In all case however at some point during the Device Driver Setup there exists a sequence that will allow you to attach a variable to an I O point Refer to the sections about setting up the individual Device Drivers for more complete information Copyright 1997 Horner Electric Inc All Rights Reserved Page 64 GIU Editor Users Manual USING BITMAPS BITMAPS are pixel for pixel photographs of some subject Bitmaps may be used as a wallpaper background on graphical GIU screens Typical bitmaps would include a customer s logo or some other fixed graphic representation Visual Objects may be placed on top of the bitmap if desired NOTE The current version supports only 320x240 16 color single plane BMP files Format is bottom to top no compression This format is comp
23. OE nn 108 Serial ELE 120 gt Object Propertysia eet EEN EE 22 Sertal Port ee se Ese tica 120 Text only Pages iese ees ee ee 44 TIME aa ie 119 Textual Objects 8 SNP DEVICE DRIVER AAA Oe A EECHER A TEXT FORMATTING Add Station or Drop 130 gd Formatting Codes sesse esse ee ee ee ke ee ee 91 Adding Register Groups 132 Object P i 91 Associating Variables to SNP VO Polnte nessa 132 ject Property siisi nieret eg ef A TOOLBAR E 80 De Associating SNP I O Ponts 132 TOOLBARS Remove Station or Drop 131 f File Handling Tools 80 Setup Dialog Box Menu Item EN ES DEER iaa 30 Baud Rate ege 131 q i Object Handling Tools 81 COUNE E 132 8 Alien Bottom dee T 61 Oltra 132 d hrer Letts cestode da 61 81 RAI ar 131 Alipn Right 3 03 Eeer Edert 61 Password iii Lee Ee Ee Gee Ge Ee Ge ey Gee 130 chter Top RR OE EE EO ee 61 Re RE OE EK EE EG 131 e Make Same Size Both 61 Station Dis is 130 Stop Bits 131 Make Same Size Hortzontal ee 61 T e 132 Make Same Size Nertical sees ese ee ee 61 A IS O A e AA ees Object Selection Tools 82 A A anh IE 28 3 ee 83 Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Page 143 Target Handling Tools 82 Connect TREE RE Aas initial dais 25 KE GEN 23 Read Program esse esse esse ee ee ee Ge s 26 EE DEE 26 82 SAUS ii iia ars 26 NA egene Eegeregie 27 Write Program ees see sees see ee ee ee ee 26 82 V VARIABLES NEER ER ER EE ER Te 40 87 AS OES RE
24. Ree TE 91 UpdateTicks unica aiii 55 90 Valae ss RE iii 90 Visible EE RE OR ER OE ER 92 Lt E 108 Selecting Existing ODE cer 52 Multiple Objects oooooccnonccconcconocccnonncnonccnonaccnnnos 60 Tank AA OT 107 io na era 108 Text Objects arial Gli tios 8 The Object Men 24 Thermometer ernen enore hederae eae aes 108 Trend Box AE e ais 109 Value BOL 109 Maleta 109 P PAGE Beep while deplawved sees ee ee ee 45 BMP OE EE DE 45 Caplio lali 44 Copying From sisas 22 E geen Dee ug 44 Deleting objects from eie ee Re RR 22 Description A OT 33 Determining Object Order Graphics Pages ac arees EER ein peer ai Page Level Function Keys Page SCrIDES issie EDE ER ee ER ee ed Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 141 Editing donna EE ici 47 Pages SUb MENU siene socie euen EKRENE di 22 Properties iii ESE ienr 22 Selecting a NEW Page iese sees see ee ee 30 Setting Page Properties esse esse see ke ee ee 44 Show page number at run time coooconnocncnnnccnoncci nos 45 Text Pain Gann ER pe nai ii 44 PAGESCRIP Tiara 66 PRINT vocero 18 Hard COPY remato 69 Select items to be printed esse esse ee 70 MOE E 71 Pares tito 70 Properties eiee De eg de aiii 71 O 71 K 71 BASIC Statement 98 Menu Item hard ops 18 R REGENERATING SCRIPTS A 29 RESTART After Program Termination iese esse esse see ee 78 Auto Restart after Write iese esse ese ese ee ee 27 Auto Re
25. TARGET STATUS This queries the connected GIU and returns it s operational status OBJECT SELECTION TOOLS At the bottom of the screen is the Object Selection Toolbar Use these tools to select and place objects on the screen ts SELECTION TOOL Changes the cursor mode from Placement Tool to Selection Tool wa 4 ARROWS Select on of four different Arrows e LINES Select Line Objects vertical or horizontal PIPES Select Pipe Objects vertical or horizontal TEXT Select the Text Object Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 85 VALUE BOX Selects the Value Box Object DE OO STATUS LIGHTS Select the Small or Large Status Light METER Select the Meter Object THERMOMETER Select the Thermometer object TREND BOX Select the Trend Box Object d Di E BAR GRAPHS Select the Bar Graph Object TANK Select the Tank Object HOPPER Select the Hopper Object MOTOR Select the Motor Object 8 ca la ol Es VALVES Select either vertical or horizontal Valve Objects Copyright O 1997 Horner Electric Inc All Rights Reserved Page 86 GIU Editor Users Manual GIU BASIC The GIU contains its own BASIC executor for executing Scripts The Editor is used to write or create scripts in GIU BASIC Scripts are sections of code that are written directly or indirectly by the user These scripts are then called at appropriate time b
26. This is a potential problem that the operator should know about Error The Device Driver produced an error but the system kept on running A typical Error event would be the loss of attachment to an SNP device Fatal The Device Driver produced an error so bad that the system could not remain running Code This is a numeric code associated with errors This information may be useful the Horner Electric technical Support if outside help becomes necessary Loc This is where the fault occurred or the section of code causing the event Msg This is a description of the fault In the case of an SNP error this will include the name of the attached slave causing the error and the nature of the error Four control keys are available Return to the System Menu View the previous event log entry View the next event log entry El E Pile Clear ALL entries in the event log Copyright O 1997 Horner Electric Inc All Rights Reserved Page 126 GIU Editor Users Manual RESETTING THE GIU In the event that no other options are available the GIU may be reset by pressing keys simultaneously This is of course providing that the keypad is responding If NO other options are available then the only other method to reset the GIU is to remove power Copyright 1997 Horner Electric Inc All Rights Reserved GIU Page 127 Editor Users Manual APPENDIX F ORION GIU500 SPECIFICATIONS PROCESSOR CPU CLOCK SPEED MEM
27. a Control Script ShowPage 1 ShowPage 3 ShowPage 5 Then the Page actually displayed will be Five 5 If used in a Page Object or Function Key Script ShowPage causes an immediate exit from the script If the following code is included in a Page Script if x 3 then ShowPage 4 x 6 ShowPage 5 when X is equal to 3 the X will remain at 3 and the ShowPage 5 instruction will NOT get executed Otherwise X will be set to 6 and ShowPage 5 WILL get executed MESSAGEBOX MESSAGEBOX string Displays a Dialog Box to the User In this Dialog Box is string The User must press on the GIU keyboard to continue INPUTSTRINGS StringVariable INPUTSTRINGS prompt caption initial value prompt caption and initial value are strings or string variables Copyright 1997 Horner Electric Inc All Rights Reserved Page 100 GIU Editor Users Manual INPUTNUMBER BEEP Number InputNumber prompt caption initial value low range high range prompt and caption are string variables Initial value low range and high range are numeric values When this command is executed a dialog box is opened on the page The User is asked to input a numeric value When the User presses lo the numeric value is returned to the program prompt is a string to be displayed to the User offering some short instructions about the data to be entered For example Enter desired setpoint 1 to 100 caption is the title of
28. a string value of 123 without the quotes On the other hand if the Variant is set to a string value of 123 it will return 123 in string contexts and 123 in numeric contexts If the variant is set to a string such as bel 1o then it will return hel 1o in a string context but it will return O zero in a numeric context because hello does not have a numeric equivalent nn NULL variants return 0 zero in numeric contexts and an empty string in string contexts Sometimes it is necessary to determine what type of data the variant is holding For this the VariantType function is provided This will return a Data Type See the section Data Types above NOTE The Type function when used on a Variant variable will return TypeVariant which is not what might have been desired OBJECT PROPERTIES Object properties are accessed using the Me specifier The Me specifier is used in anticipation of future enhancements allowing one object to access the properties of another Also using the Me specifier makes sense from a documentation standpoint NOTE Object properties can be accessed only from within their associated object script Not all properties are used in every object If a property is accessed but that property is not implemented in the object the action is still carried out with no error indication and no visible change to the object For example TEXT objects do not have a CAPTION property How
29. area of the SNP SETUP dialog click the button the add a new station Station ID In the STATION ID box enter the Identification String for the desired station The number and validity of the characters available will depend on the PLC type attached NOTE The Editor will automatically insert the name anonymous into the Station ID box Password On the SNP network the PLCs have several different levels of access each level requiring a different password In the PASSWORD box enter the password for the desired level of access NOTE The password is programmed into the PLC using one of the available programming tools for the PLC The GIU does not set or change the PLC password Time This is the time in milliseconds between I O scans NOTE In the current release of the SNP Device Driver firmware this value is not used The SNP Device Driver updated continuously as fast as possible Copyright 1997 Horner Electric Inc All Rights Reserved Page 134 GIU Editor Users Manual Port This references the GIU s serial port COM The 9 pin RS 232 connector This port is normally used for the connection to The Editor COM2 The 15 pin RS 485 compatible port This is the default port for SNP devices TIP Once programmed the GIU may use the RS232 port COM1 for other RS232 compatible uses such as serial printers or dumb terminals Baud This should match the baud rate assigned to the SNP network Possible
30. below the display screen on a per screen basis NOTE Page Level local Function Keys supersede Project Level global Function Keys SCRIPT Select this menu item to create or edit a script for this page OBJECT ORDER Select this menu item to view the object numbers assigned to any objects on the page This information is useful for debugging COPY FROM PAGE Select this function to copy the entire contents of any page to the currently displayed page This is useful when a project requires multiple pages with are identical with only minor exceptions Using this option the entire contents of the selected page are copied objects scripts and function keys DELETE ALL CONTENTS Select this option to completely clear a page All contents are wiped object scripts and function keys Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Page 23 Editor Users Manual GOTO PAGE This option allows you to select which page will be displayed in the selected window TIP If the Toolbar is active use the I gt Toolbar Button to issue the Goto Page command PREVIOUS PAGE The Editor keeps a Most Recently Used list for each currently visible window Use PREVIOUS PAGE to select the previously viewed page in the selected window TIP If the Toolbar is active use the 4 Toolbar Button to select the previous page NEXT PAGE The Editor keeps a Most Recently Used list for each currently visible window Use N
31. click Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 77 CONNECTING TO A GIU Once a Tag Name is defined you may CONNECT to the GIU using the Target Connect item from the Main Menu TIP You may also connect to a GIU by using the Toolbar item NOTE You must have defined at least one GIU Tag Name When you select this item you will be presented with a list of available Tag Names to choose from Select highlight the one you wish to use then click TIP You may also double click on the desired Tag Name When you have finished selecting a Tag Name to be connected to the Target Connect item will change to DISCONNECT NOTE You may connect to only one GIU at a time No errors are generated during the CONNECT sequence Errors will however show up when you attempt any serious communications Copyright O 1997 Horner Electric Inc All Rights Reserved Page 78 GIU Editor Users Manual CHECKING GIU STATUS Use the Target Status item form the Main Menu to check an attached GIU s Status TIP You may also check Status by using the Toolbar item NOTE If a GIU Tag Names has not been previously connected you will be asked to do so now The following dialog will be displayed Device Status Name fred Device Information Class GIU Model HEE93GILISOO Rev Firmware Boot1 0 10 05 1 0 0 Exec 1 0 15 Status Mode Run Program test Program Size 3030 P
32. drop down list appearing in the SOURCE box Alternately you may create a new variable by clicking the button This will take you to the Add Variable dialog as described in Defining Adding Variables Page 38 SETTING INDICATOR RANGES Once an Indicators has been chosen you may define it s RANGES Any indicator may have more than one range It must have at least one the default range A range tells the object how to respond when the values in the indicator fall within the define range For example suppose that an indicator variable reads a process temperatures in the range of 0 C to 100 C Anything outside of this range is default The normal operating temperature of the process is 25 C to 75 C Below 25 C is too cold for the process to operate and above 75 C is too warm and is potentially dangerous Therefore we have one indicator with FOUR 4 ranges 0 C to 24 C Set the object s color to YELLOW 35 C to 75 C Set the object s color to GREEN 76 C to 100 C Set the object s color to RED All Others Set the object s color to BLACK In objects that support it the ranges can also define the TEXT displayed Select highlight one of the available ranges in order to edit it NOTE If this is a new or previously unedited indicator then only the Default range will be available In this case the Low and High ranges are disabled Add Use this button to add a new indicator Remove Use this button
33. features of the object that are otherwise unique to the object for instance the increment markings placed on the Bargraph Object SETTING OBJECT INDICATORS Indicators are the parameters that determine how an object will be displayed At the least these will determine the object s Foreground Color Depending on the object s capabilities and indicator may also determine the TEXT displayed Normally there is only one indicators available per object However objects like the Trend Box or Bargraph can support multiple indicators each indicators controlling it s own colors Select highlight one of the available indicators in order to modify its operations ADD If the object can support multiple indicators the ADD button will be enabled Click on this button to add another indicator NOTE Not all objects can support multiple indicators In this case the ADD button will be disabled REMOVE If the object has multiple indicators available select highlight one the click REMOVE to remove this indicator NOTE Not all objects can support multiple indicators In this case the REMOVE button will be disabled Copyright 1997 Horner Electric Inc All Rights Reserved Page 58 Manual GIU Editor Users SOURCE For an indicator to be useful it must be attached to a variable This is done through the SOURCE box Select highlight one of the available indicators then select an existing variable from the
34. idg TUE OR RE OE RR 102 Rei EE 102 GetDriverProperty esneari esse see ee 103 DIEN dE 101 IN a ici 101 Randomize indi 101 IRN A 102 AO N 102 SetDriverProperty sesse esse ss sees see ee 104 TICK EE Ed 101 Ia EE RE ON 101 Variant Pype EE ER 101 Program Flow Control RS BIN RI EE 95 EXE EE 95 IPITTHENEL SE 95 SELEC Re EE 95 SLEEP SEG De Paves len hago tes es 95 96 String Functions E 100 CHAR EE 99 Hd ES een 99 ECASES EE 99 LEET 100 BENG tata ege eet 100 MID Sia a bai i n 100 OCT Gait ARR AE EE AE DA ES 99 RIGHTS ees n aaa 100 SPACES EE 99 Copyright 1997 Horner Electric Inc All Rights Reserved Page 138 Manual Variable iaa 86 Attributes Priv ccortorcionoda EE EE s et danita dreet 88 ETE AE RE OR EE i a 88 IS do Eege 88 DECLARATION Ob 87 SCOPE eth se vested nt gee Eg eb gee ed 88 VARIANT DATA TYPE ees esse esse esse ee see ee 89 GIU FIRMWARE NIERE EER AE OR Rida edges 84 ILR 110 IER EARCH H 110 EXECUTOR ina titi 110 GIU MODEL Determines Screen Bize ee 44 Menu Mii ees 21 GIUSELE TES er eneen ed 115 Loop Back Connectors ccooccconccnnocncnoncnonccnnnccnanccnnne 115 GLOBAL DECLARATIONS EUR EE 21 GRAPHICS Conventions Used in This Manual 3 GIU Firmware Executable oooooocnnnoccccnoonccccnonnncnnnnnos T Graphical Pages ooooonnoccnoccconacononncnonncnonanonncinncccnnoss 44 Object Appearance iese esse esse ee ee ee ke 107 H HECOM Communications protocol 7 Connecting to a GLU
35. operation and insert the DoEvents function to see if this will alleviate the problem Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 97 AVAILABLE STATEMENTS PROGRAM FLOW STATEMENTS IF THEN ELSEIF ELSE ENDIF Single Line Form IF condition true THEN do something ELSE do something else Block Form IF condition true THEN NOTE Carriage Return REQUIRED here do something ELSEIF condition true THEN NOTE Carriage Return REQUIRED here do something ELSE do default ENDIF WHILE WEND WHILE condition true do something WEND DO WHILE UNTIL DO WHILE UNTIL condition true NOTE While or Until is optional do something LOOP EXIT Causes a premature exit from a DO LOOP or WHILE WEND SELECT CASE SELECT CASE expression CASE number do something CASE number do something CASE ELSE NOTE Case Else is optional do something END SELECT The CASES may also be ranged SELECT CASE expression CASE number TO number do something CASE number TO number do something END SELECT Copyright 1997 Horner Electric Inc All Rights Reserved Page 98 GIU Editor Users Manual RETURN Causes the current script to immediately terminate This is in effect an exit for the script SLEEP n Pauses for n milliseconds MATH FUNCTIONS ABS number Returns the Absolute Value of a number INT number Returns t
36. the GIU Like any programming language variables are used to store results of previous calculation In the GIU though a variable may also be attached to a particular I O point of a real hardware device In this case reads or writes of the variable will cause similar actions to be performed on the hardware device A UNIT is a logical grouping of I O points A Unit directly correlates to a specific hardware device for example a single PLC A Unit will contain information about the numbers and types of I O points available to the device as well as other pertinent information like Device IDs Node Addresses access passwords etc A DEVICE DRIVER is the software that allows the GIU to communicate with the attached devices The Device Driver looks at the Unit definition to determine which device to talk to Defining I O then is a matter of defining the different Units available including their number and type of I O points and which Device Driver they are attached to The Device Driver itself may need definition in terms of communications parameter baud rates etc Finally certain program variables are attached to the different I O points available to a specific device ADDING A DEVICE DRIVER From the Project sub menu select Device Drivers In the resulting dialog click Lal new dialog pops up Driver SNP z DK Tag Name Cancel Expansion Slot Setup Summary Figure 15 Device Driver ADD Dialog Box The fo
37. to I O Association Box Click on the button to drop down the list of previously defined variables then double click the variable to be associated with this UO point TIP You can define a NEW variable at this time by clicking the Y button Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Page 43 Editor Users Manual Read This variable can be read through the associated Device Driver This is the default setting Although it can be turned off the variable can not be read this would seem to have little use Write This variable can be written through the associated Device Driver If you write to the variable from within your program that value will be passed to the attached hardware through the Device Driver NOTE Read and Write can be set independent of each other Suppress Initial Write If Zero All variables are cleared set to zero when the GIU is reset or the RESTART command is received If the variable is marked as Write the zero value will also be written to the attached hardware Under certain circumstances this action may not be desirable Check LY this box to disable the writing of initialization zeros Writing of this variable through the Device Driver will begin with the first non zero value written to this variable by your program If you desire to initialize this variable to some value other than zero do so from within the Initialization Script If you wish to initialize the hardware to a
38. to remove the selected indicator NOTE While it is possible to remove the DEFAULT indicator you should think twice about the necessity of doing so Copyright 1997 Horner Electric Inc All Rights Reserved GIU Page 59 Editor Users Manual Low Value This entry set the low value acceptable for this range NOTE In the case of Boolean variables TRUE is One 1 and FALSE is Zero 0 In the case of a Boolean variable both the High Range and Low Range would be the same value 1 or 0 High Value This entry set the high value acceptable for this range NOTE In the case of Boolean variables TRUE is One 1 and FALSE is Zero 0 In the case of a Boolean variable both the High Range and Low Range would be the same value 1 or 0 Color This entry sets the color to be displayed if the value of the attached variable falls within this range Format If the selected object has text capabilities this entry allows you to define the format of the text displayed when the attached variable falls within the defined range There are several text formatting codes that may be used in this entry See BASIC Object Properties Page 89 The default for most text is Sv which prints the value of the attached variable Note that other text can be included herein For example The value is v is a valid entry for the Text field If the value of the attached variable is 70 then the displayed text would read The valu
39. to the Clipboard then deleted from the page Any item thus moved may be recalled later using the PASTE command TIP If the Toolbar is active use the Toolbar Button to perform the CUT command COPY The selected object s is moved to the Clipboard and remains on the page Any item thus moved may be recalled later using the PASTE command TIP If the Toolbar is active use the Toolbar Button to perform the COPY command PASTE Any object s on the Clipboard are placed on the selected page Their position on the screen is retained TIP If the Toolbar is active use the Toolbar Button to perform the PASTE command Copyright 1997 Horner Electric Inc All Rights Reserved Page 20 GIU Editor Users Manual DELETE The selected object s is deleted Such objects may not be recalled for later use SELECT ALL All visible objects on the page are selected to be CUT COPIED or DELETED THE PROJECT SUB MENU The Project Options allows you to define certain items that will be used on a program wide basis Edit iss Page Object Target Tools Variables Alte Bitmaps Keys Alt F Global Declarations Alt F1 Initial Script Alt F2 Control Script Alt F3 Alarm Script Alt F4 Device Drivers GIU Model Default Display Color Home Page Check for Errors View Error Box Figure 6 The Project Sub Menu VARIABLES Select this menu item to define Variables Variables may also be a
40. value of zero uncheck LI this box Unscale On Write When the variable was first created you had the option of SCALING the variable See Defining Variables Scaling on Page 40 In the case of I O however it is rare that the scaled value will be written to the physical I O Usually the raw value needs to be written You may check the UNSCALE ON WRITE box to insure that the variable s raw value is written to the I O When you have selected and configured the variable click OK The GROUP dialog will be updated with the results Continue this procedure until you have associated all desired variable and I O points Back out using until you reach the Main Menu Copyright 1997 Horner Electric Inc All Rights Reserved Page 44 GIU Editor Users Manual CREATING PAGES The PAGE is the basic organizational unit of the GIU The visible objects are placed on the pages Certain keystrokes can be assigned to pages Pages have special scripts that are run only when the page is displayed When The Editor is first invoked you are presented with an initial blank page Page 0 The size of the page is determined by the setting of the Project GIU Model setting This page represents a single screen of the Target GIU To create a new page select Window New Window From the resulting Dialog Box select a suitable empty page The newly selected page may overlap a previously selected page Use the Window Tile Vertically or Wi
41. Color determined by a User defined variable PIPES es CAPABILITIES Update Time Background Color Foreground Color determined by a User defined variable PUMPS Te CAPABILITIES Update Time Background Color Foreground Color determined by a User defined variable STATUS LIGHTS Large and Small CAPABILITIES Foreground Color based on user defined variable Update Time TEXT Text CAPABILITIES Update Time Background Color Displayed Text and Color determined by User defined variable Border On Off User selectable font THERMOMETER CAPABILITIES Range HI and LOW Update Time Background Color Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 111 Foreground Color TREND BOX CAPABILITIES Multiple Indicators each with own colors Range HI and LOW Update Time Overall Background Color VALUE BOX Caption CAPABILITIES p User defined Caption Update time User selectable font Value displayed is based on User defined variable VALVES EE CAPABILITIES Update Time Background Color Foreground Color determined by a User defined variable Copyright 1997 Horner Electric Inc All Rights Reserved Page 112 GIU Editor Users Manual APPENDIX C Powering Up a New GIU All firmware on the GIU is stored in flash EEPROM Like a normal ROM the code is instantly available for use the moment the GIU is turned on Unlike a normal ROM all firmware may be updated through a special se
42. EATING PAGES SETTING PAGE PROPERTIES 44 44 COPYING A PAGE 45 DELETE ALL CONTENTS FROM A PAGE 45 DEFINING FUNCTION KEYS SELECTING A FUNCTION KEY 46 47 ADDING COMMANDS TO THE KEY S SCRIPT 48 NON EDITABLE COMMANDS 48 EDITING PRE DEFINED COMMANDS 49 ADDING MANUAL SCRIPTS 51 ADDING OBJECTS SELECTING PREVIOUSLY PLACED OBJECTS 52 52 DE SELECTING A PREVIOUSLY PLACED OBJECT 52 DELETING A SINGLE OBJECT 53 DEFINING THE OBJECT 54 SETTING OBJECT PROPERTIES 55 SETTING OBJECT INDICATORS 56 SETTING INDICATOR RANGES 57 REPAINT OBJECT WHEN 59 APPLY 59 THE DEFAULT RANGE 59 SELECTING FONTS 60 SELECTING MULTIPLE OBJECTS 60 Copyright 1997 Horner Electric Inc All Rights Reserved Page iv Manual DELETING MULTIPLE OBJECTS GIU Editor Users 61 MOVING OBJECTS 61 ALIGNING OBJECTS 61 MAKE ALL OBJECTS THE SAME SIZE 61 DEFINING I O POINTS USING BITMAPS 62 63 TAG THE BITMAP Tag Name 63 64 File Name 64 Browse 64 REMOVING TAGGED BITMAPS ASSOCIATING THE BITMAP TAG TO THE SCREEN DE ASSOCIATING THE BITMAP TAG WRITING SCRIPTS 64 64 65 AVAILABLE SCRIPTS THE INITIAL SCRIPT THE CONTROL SCRIPT THE ALARM SCRIPT THE PAGE SCRIPTS THE OBJECT SCRIPTS THE FUNCTION KEY SCRIPTS ADDING OR EDITING A SCR
43. EE EE 36 Associating to VO points 42 Associating to SNP I O pont 132 CONCEPE AE ER EE RR ER ss 10 Defining EE OR OAR es 38 41 Exported aiii 39 Eli RE AE ORE ER 20 Users Manual Name Acceptable Characters sesse see see ee 39 87 Number of CharacterS ee 39 87 Types Bol Mita N SE ge De kites 40 EC A0 GHAR E 40 Dobles 40 Double Toti 40 Elduain daa dali 40 II 40 EE 40 SI ee ee ee ee 40 Variant acid 40 89 Ke A O Se ER ge ee EE 40 VERIFY Check for Errors Menu Hem ini 21 Meng EO OR EE OR EN 26 Verifying a Program 71 Copyright 1997 Horner Electric Inc All Rights Reserved
44. EE EES DERE EE ee EE Reese 34 DEER ER EE A 4 GIU Ba d Rate cancion ori 120 Used during GIU Tag Name deinen 74 I INITIAL SCRIPT unta latest tetas 9 66 EVO ais g 21 J JTAG JTAG Enable Jumper eee eeeeeeeeeeeeeeeeee 110 112 JTAG Enable Jumper Location 110 M MANUAL CONVENTIONS Gtaphical ss EE EE ann ES Ee abana nai 3 Operational EE esis tone Ee RR ee Ee 2 Typographical sees see Re RA Re ee ee 1 MANUAL RES 123 ME Object Specifier uses see esse ke Ge Ge an Ee 89 GIU Editor Users MENU ITEMS Edit COPE ege ebe ege 19 EE RE ER EE EE 19 Delta OE ER ER ee BA ee 20 TREE a 19 AE FIRE EE EE OE 20 AT E RE veda R 19 Files io el EE AE OE EEN 18 Most Recently Used List 18 New Project vici cceesciicces sctaceesectactssecaasessecaasessetdaees 17 Open Profeet sc cose ese ese ee ee ER Ke ek EN Deeg 17 UR ER 18 UR dadas 18 Save Project sated Re he ee N Ge s 17 Save Project AS tse Es e ees e dee ees 17 Save Runtime Binary 17 Object Aligi Objects ociosas 24 Make Same Size 24 Pia E 24 Wizard EE 24 Page Copy From Dages ees ee ge 22 Delete All Contents see ees ee 22 Function Keys cccsscceecseseeceeeeeeeeeeseeeeeenees 22 Object Ordering 22 Properties eege et ee Eet e 22 A EE SET DERE EDS EE OG ED er Gee EG Ee Dee Ee 22 Project Ede EE EE N 21 Bitmaps Tag Names iese esse esse se ee ee 20 Check for Errors sesse esse ee ee se ee ee ee Re ee 21 Default Display Color cee esse see ee 21 Device Dr
45. EXT PAGE to select the next page in the selected window TIP If the Toolbar is active use the D Toolbar Button to select the next page Copyright O 1997 Horner Electric Inc All Rights Reserved Page 24 GIU Editor Users Manual THE OBJECT SUB MENU Page feJ Target Options Tools Wizard Alt F Script Align Objects Make Same Size Figure 8 The Object Sub Menu These options allow you to select and manipulate objects on the displayed page NOTE There is a limit of 256 Objects per page WIZARD Selecting this option brings up the Object Wizard The Object Wizard allows variables to be attached to objects allows the object to be ranged and allows the attached variable to manipulate certain object dependent features for example color SCRIPT Selecting this option to create or edit the script associated with the selected object ALIGN OBJECTS Selecting this option allows multiple objects to be aligned with each other on a top bottom left or right side manner This allows you to easily create more pleasing displays Selecting this item will cause a popup menu to appear giving you the available choices Top Bottom Left Right TIP If the Toolbar is active use the EI EI Di or Toolbar Buttons to Align Left Align Right Align Bottom or Align Top respectively MAKE SAME SIZE Selecting this object will force all selected objects to the same size This allows you to easily create more pleasing di
46. Editor Users Manual THE TOOLBARS Several single button functions are available in an optional TOOLBAR As well selecting an object is handled through an Object Toolbar To enable the TOOLBAR select Window Toolbar from the main menu Make sure that this item is Y Toolbar CHECKED The Object Toolbar is always enabled The following items are available on the TOOLBAR FILE HANDLING TOOLS NEW Opens a new Project file OPEN Opens an existing file SAVE Save the current Project If the Project is 1 New and 2 Not yet saved this will become the Save As command ERA COPY Copies any selected items onto the Clipboard CUT Cuts deletes any selected items PASTE Pastes any items from the clipboard into the current screen PRINT Prints a hard copy of the User s program al ia HIE Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 83 PROJECT TOOLS CHECK FOR ERRORS Checks the program in The Editor for any compiler errors ne prog y VIEW ERROR BOX Brings up the current Compiler Errors box GOTO PAGE This command is used by the individual Page Windows to go to a page selected from a list of pages in their Most Recently Used list PREVIOUS PAGE This command is used by the individual Page Windows to go to the O NEXT PAGE This command is used by the individual Page Windows to go to the next page Ki previous page in their Most Recently Used list
47. G ER Ee Ges n 66 OBJECT WIZARD A 24 54 OBJECTS Adding New Objects to a Rereen eee see ese see 52 Alignment SE EE iras 24 REENEN See eee sh Se 107 Copying Per Patri 22 Defining Properties oooonocccnonccconcnononccnonccnnnccnonacinnoss 54 Definition and Discussion ooocconcccooccnonancnonccnonacinnnos 8 Deleting NEGE VER N EE EE EE 22 Multiple Objects oooonocccnocccnonccnoncnconanononccnnnac nno 61 Single Ob biota 53 De selecting an Obiect esse esse ee ee ee 52 Determine Object Order sees esse ee ee 22 Graphics as Objects i e sesse ee ee ee ee 6 TOP Pel ee SE ities Ge e Ee levis do SE ee a 107 Indicator Lights ir Ese ER Ry De See Reg SAD ede 108 Copyright 1997 Horner Electric Inc All Rights Reserved Page 140 GIU Editor Users Manual Creating or editing iese esse ee ee ee ee 22 Indicators Col iia ROS 58 BOSE AEE EE 60 Hizb Vallenata 58 Low Valie EE OS ee 58 dio RR RE EE EE OR EE EE ees 58 Text ASTE ss EA Re eneen ee De gee eg Pe 58 LINES EER ESE EG GE RR ES are EE SE 107 Make Satie diz ita tia 24 Meter EET ict net Beta a 108 lte Gu Geen Eet Se Eege 108 Object Script EERS ERG EEN EEUE 24 Object Wizard esse see ee Re Re ee ee ee 24 Properties 89 A Seed d Zeie 92 BackeroundtC ole 55 90 Caption a os 90 Clarisa diia last 92 Kelt E 90 ot EE EG 92 OMS tosis Rose ins RA E Ed ee 60 Indicators edd 92 Tinitialized 2 0 ekpresi anene RA Re 92 Pas ui 92 EE EE 55 90 Ran gel OW idad 55 90
48. G TO THE SCREEN Once a tag is available it may be used as wallpaper on a GIU Screen Select the desired GIU screen by clicking anywhere within its display area If the desired screen is not presently displayed in The Editor use the Window New option to select it Next under the Page Properties menu check the Graphical property for the selected page Copyright 1997 Horner Electric Inc All Rights Reserved Page 66 GIU Editor Users Manual While still in the Page Properties menu enter the desired TAG as defined above into the Bitmap Box Click to accept the entry and leave Page Properties O Beep While Displayed O Show Page Number amp Caption at Runtime Figure 31 Page Properties Dialog Box DE ASSOCIATING THE BITMAP TAG If the Bitmap is no longer required for the Page clear the Bitmap box using the computer s BACKSPACE key If the Bitmap is not being used by any screen remove it through the Main Menu s Project Bitmaps dialog NOTE If a Bitmap is not removed with the button the Bitmap will be downloaded to the GIU even though it is not specifically referenced Be sure that you unused Bitmaps Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 67 WRITING SCRIPTS SCRIPTS are sections of code that you will need to write tell the GIU how to behave in specific circumstances Although you will need to write scripts this job is made easier almost
49. GIU FUNCTIONB is performed ADDING OR EDITING A SCRIPT The Initialization Control Alarm and Page Scripts are created manually using the GIU BASIC language Page 84 The Function Key Scripts for both Page and Global modes may be edited manually using GIU BASIC or automatically using a wizard The Object Scripts are normally created or edited using the Object Wizards although manual editing is possible Object Scripts are written in GIU BASIC To create or edit a script first select the script to be edited From the Main Menu select the Project sub menu then select the desired script Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Page 69 Editor Users Edit Page Object Target Se Alte Variables Bitmaps Keys Alt F Global Declarations Alt Fl Initial Script Alt F2 Control Script Alt F3 Alarm Script Alt F4 Nes sie Dvn vere Figure 32 Selecting a Script Copyright 1997 Horner Electric Inc All Rights Reserved Manual Page 70 GIU Editor Users Manual To select a Function key Script first determine if the key is to be Global or Local If the Function Key is to be Global select it from the Project Keys menu If the Function Key is to be Local per Page Select it from the Page Keys menu In either case you will be presented with the Function Key Dialog Box as described in the section Defining Function Keys beginning on Page 46 Edit the Fun
50. HORNER ELECTRIC INC ORION SERIES GIU5xx GRAPHICAL INTERFACE UNIT USER S MANUAL Release 1 0 COPYRIGHTO1997 All Rights Reserved Horner Electric Inc Indianapolis IN 46201 12 8 97 MANO0021 01 Windows Windows 95 and Window NT are trademarks or registered trademarks of Microsoft Corporation IBM is a registered trademark of International Business Machines Corporation This document is based on information available at the time of its publication While efforts have been made to be accurate the information contained herein does not purport to cover all details or variations in hardware or software nor to provide for every possible contingency in connection with installation operation or maintenance Features may be described herein which are not present in all hardware or software variations Horner Electric assumes no obligation of notice to holders of this document with respect to subsequent changes made Horner Electric makes no representation or warranty expressed implied or statutory with respect to and assumes no responsibility for the accuracy completeness sufficiency or usefulness of the information contained herein No warranties of merchantability or fitness for purpose shall apply This document printed02 10 98 1 02 PM GIU Editor Users Page i TABLE OF CONTENTS CONVENTIONS USED IN THIS MANUAL Manual TYPOGRAPHICAL CONVENTIONS OPERATIONAL CONVENTIONS GRAPHICAL CONVENTIONS SYSTEM REQUIREMENTS
51. IPT SCRIPT TEXT EDITING PRINTING PAGE SETUP HEADER FOOTER MARGINS PRINT PAGES OBJECT PROPERTIES SCRIPTS GLOBAL SCRIPTS GLOBAL VARIABLES VO SETUP COMMUNICATING WITH THE GIU MENU SWITCHES AUTO RESTART AFTER WRITE AUTO CONNECT TO LAST TARGET ATTACH SOURCE CODE TO WRITES SAVING THE PROGRAM CHECKING THE PROGRAM FOR ERRORS GIU TAG NAMES Add Edit Remove Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page v CONNECTING TO A GIU 75 CHECKING GIU STATUS 76 WRITE A PROGRAM TO THE GIU 77 READ A PROGRAM FROM THE GIU 77 VERIFYING A PROGRAM 77 DELETING A PROGRAM 78 SUSPENDING A PROGRAM 78 RESUMING A PROGRAM 78 RESTARTING A PROGRAM 78 TERMINATING A PROGRAM 78 WHAT TO DO IF A COMMUNICATIONS ERROR IS PRESENT 79 THE TOOLBARS 80 FILE HANDLING TOOLS 80 PROJECT TOOLS BT OBJECT HANDLING TOOLS 81 TARGET HANDLING TOOLS 82 OBJECT SELECTION TOOLS 82 GIU BASIC 84 PREDEFINED VALUES 84 Boolean Values 84 Colors 84 Alignment 85 Data Types 85 MATH OPERATORS 85 CONSTANTS 86 VARIABLES 86 VARIABLE DECLARATION 87 VARIABLE SCOPE 88 THE VARIANT DATA TYPE 89 OBJECT PROPERTIES 89 Available Object Properties 90 SYSTEM EVENTS 93 AVAILABLE STATEMENTS 95 PROGRAM FLOW STATEMENTS 95 MATH FUNCTIONS 96 USER INTERFACE STATEMENTS AND FUNCTIONS 97 STRING ORIENTED FUNCTIONS 99 MISCELLANEOU
52. MENU 24 WIZARD 24 SCRIPT 24 ALIGN OBJECTS 24 MAKE SAME SIZE 24 THE TARGET SUB MENU 25 CONNECT 25 DISCONNECT 25 GIU TAG NAMES 25 READ PROGRAM 26 WRITE PROGRAM 26 VERIFY PROGRAM 26 DELETE PROGRAM 26 STATUS 26 RESTART PROGRAM 26 SUSPEND PROGRAM 27 RESUME PROGRAM 27 TERMINATE PROGRAM 27 INSPECT MEMORY 27 AUTO RESTART AFTER WRITE 27 AUTO CONNECT TO LAST TARGET 27 ATTACH SOURCE CODE TO WRITES 27 THE OPTIONS SUB MENU 28 TEXT BORDERS 28 GENERATE STK ON COMPILE 28 THE TOOLS SUB MENU 29 REGENERATE SCRIPTS FROM WIZARDS 29 WRITE GIU FIRMWARE 29 THE WINDOW SUB MENU 30 NEW WINDOW 30 Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Page iii TILE HORIZONTALLY Manual 30 TILE VERTICALLY 30 CASCADE 30 CLOSE ALL 30 TOOLBAR 30 STATUS BAR 30 VISIBLE WINDOW LIST 31 USING THE EDITOR 32 INVOCATION A SIMPLE OVERVIEW CONNECTION TO THE GIU DEVICE INTERACTIONS BETWEEN THE EDITOR AND THE GIU DEVICE WRITING A PROGRAM 32 32 34 34 35 DEFINING AND SETTING UP DEVICE DRIVERS ADDING A DEVICE DRIVER Setup 35 36 37 EDITING OR REMOVING A DEVICE DRIVER SETTING UP THE DEVICE DRIVER DEFINING ADDING VARIABLES DEFINING ADDING VARIABLES A PRACTICAL EXAMPLE ASSOCIATING VARIABLES TO I O POINTS Read 37 38 38 41 42 43 Write 43 Suppress Initial Write If Zero 43 Unscale On Write 43 CR
53. OADENbR AAA 5 110 111 BOOTLOAD HEX AA 5 110 111 C COMMUNICATIONS Defining Communications Network 74 GIW EE 6 Handling ErtorS aunando tit 79 HE COM enges EE OE EE OE OR 7 120 HECOM DLD eg ci SEGE gees erdeg eegen 4 Tag Name is Ee GEEET RE SS EES cess RSG SR GEE eek Es ee ees 73 CONTROL SCRIPT AAA 8 9 66 Defitied a io 33 Menu Teal EE EE EN 21 D DATA LOGGER DEVICE DRINER esse esse ese 107 DELETE A Program in the OI 78 Menu TER EES ER RS GR ER ED GR EED ER RD SERE dig 26 All Contents From a Page sees see es ee ee 45 DEVICE DRIVERS Adding to a Project iese see se se ee ee ee a 36 Data Logger Device Driver 107 Defining and Setting Up 35 Editing or Removing esse esse esse es see ee ee ee 37 Mem Te ARE AR OER OE OE EE RE 21 Selecting from Available List 36 Setting VD RR EE RR ee GESE Ds 37 38 SNP Device Driver 107 Specifying Expansion Slot ooooocnnnccnonccconcccnncccnonnno 37 E EDITOR INSTALLATION Required Ples sees ee Re Re RA ee A EEPROM 6 TA ME EE IE 6 124 GIU Firmware Storage sesse sesse esse ee ee 7 110 Program Stofa genacret 6 ERRORS Checking for Program Errors esse sesse esse ee sees see ee 72 ld ER EE 21 From BOOTLOAD ENER esse esse ee see esse ee see ee 113 From E LR N ER OR OR ER OR NG 79 Timeout Errors ees esse see ee ee ese ee EE EE EE EE EE 76 77 78 EVENT LOG Clearing the 108 iaa 122 Ka 122 EXEC HEX a ii iia 5 110 113 FRECH KO e E EE EE AE 7 GIU Frmware ee 5
54. ORY DISPLAY KEYPAD COMMUNICATIONS POWER REQUIREMENTS MISCELLANEOUS Intel 80386EX Processor 25 MHz 1 Mbyte Flash EEPROM E PROM or flash Up to 512K Zero Wait State Static RAM 256K standard 320x240 Quarter VGA Passive Color LCD Display 40 Key Tactile Feedback Membrane Keypad 16 User programmable keys 1 RS 232 and 1 RS 485 422 compatible Serial Ports Single voltage supply 14 30 VDC 0 6A 24 VDC On board 5VDC and 12 VDC generators for on board circuitry On board computer controlled voltage generator for LCD display Battery backed real time clock 3KHz 100db Piezoelectric Buzzer 2 Dual Port RAM Based Expansion Ports JTAG Test Interface for downloading of new updated Executor Copyright 1997 Horner Electric Inc All Rights Reserved Page 128 GIU Editor Users Manual APPENDIX G I O Connector Wiring Lists VO Port Location 4321 9 15 6 9 4321 II o Code fe si 1 8 1 5 P2 Pl J2 JL P3 J1 RS 232 Pinout List J2 RS 484 SNP Pinout List Pin Function PIN FUNCTION 1 DCD 1 Frame Ground 2 RXD 2 N C 3 TXD 3 N C 4 DTR 4 HHPE Hand Held Programmer Enable 5 Analog Ground 5 5VDC 6 DSR 6 RTS 7 RTS 7 Analog Ground 8 CTS 8 CAES 9 RI 9 1200 Termination Resistor 10 RXD 11 RXD 12 TXD 13 TXD 14 RTS 15 CTs P1 Power Connector Pin Function 14 30 VDC In 1 2 Analog Ground 3 Frame Ground Copyright 1997 Horner Electric Inc All Ri
55. S FUNCTIONS 101 APPENDIX A KEYBOARD SHORTCUTS 105 APPENDIX B Available Objects 107 ARROWS 107 Copyright O 1997 Horner Electric Inc All Rights Reserved Page vi Manual BAR GRAPH GIU Editor Users 107 TANK 107 HOPPER 107 LINES 107 METER 108 MOTOR 108 PIPES 108 PUMPS 108 STATUS LIGHTS Large and Small 108 TEXT 108 THERMOMETER 108 TREND BOX 109 VALUE BOX 109 VALVES 109 APPENDIX C Powering Up a New GIU 110 BOOTSTRAPPING A NEW UNIT 110 UPDATING AN EXISTING UNIT 111 APPENDIX D GIU SELF TEST 115 DISPLAY TEST 115 KEYPAD TEST 116 CLOCK TESTS 116 WATCHDOG TEST 116 MEMORY TEST 116 SERIAL TEST 116 EXPANSION TEST 117 ALL TESTS 117 APPENDIX E GIU SYSTEM MENU 118 THE SETUP UTILITY 119 The Main Screen 119 The Network Screen 120 The Security Screen 121 THE EVENT LOG SCREEN 122 RESETTING THE GIU 123 APPENDIX F ORION GIU500 SPECIFICATIONS 124 APPENDIX G I O Connector Wiring Lists 125 P1 Power Connector 125 APPENDIX H Cable Wiring 126 APPENDIX I Panel Mounting Diagram 127 APPENDIX J CREATING WALLPAPER FOR THE 128 GIU 500 USING MICROSOFT PAINT FOR WINDOWS 95 128 APPENDIX K SETTING UP THE SNP DEVICE DRIVER 129 Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page vii ADDING STATIONS DROPS 2 80
56. String changes APPLY Use this button to force an immediate update to The Editor s internal database The dialog box is immediately updated THE DEFAULT RANGE The Default Range is always available to an indicator As expected from its name this is the range used when all other defined ranges have been checked and discarded The Default High and Low Values are set indirectly being defined as those value not otherwise defined in any Programmer defined ranges The features of the selected object determine the availability of other properties color text etc Under certain circumstances it is possible to program several different ranges such that all possible values for a variable are covered In such a case the Default Range is will never be displayed Once such circumstance is Boolean Variables where it is easy to program two ranges TRUE 1 and FALSE 0 Since the Boolean variable can be only TRUE or FALSE the Default Range will never be seen Alternately you could program only the TRUE range High Value Low Value 1 and let the Default range handle the FALSE value Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 61 SELECTING FONTS Objects which display textual information either strings like the TEXT object or numbers like the VALUE BOX object may use a programmer defined font Select the object and it s wizard by right E on the desired object then selecting Object W
57. Target Auto Restart After Write switch see above TERMINATING A PROGRAM Use this command to stop a program running in a GIU Select Target Terminate Program from the Main Menu TIP You may also Terminate a program in the GIU using the Toolbar item or the hotkey sequence If a program is terminated it may only be RESTARTED not RESUMED Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 81 WHAT TO DO IF A COMMUNICATIONS ERROR IS PRESENT If The Editor can not make reliable communications with the GIU a TIMEOUT error will result Should this happen try the following 1 Re try the command In many cases this will cure the problem 2 Issue a TERMINATE command then re try your original command 3 Manually terminate the program by simultaneously pressing the keys on the GIU then pressing E Now re try your command If these steps fail check the following 1 Is the cable connected 2 Is the cable in good shape i e not damaged 3 Is the GIU turned on 4 Do the communications parameters in the GIU Name Setup dialog box match what is programmed into the GIU itself 5 Does the Comm Port in the GIU Name Setup dialog box match the physical Comm Port used by the host processor to connect to the GIU 6 Is the GIU operating properly 1 e Not locked up by some errant program or endless loop Copyright 1997 Horner Electric Inc All Rights Reserved Page 82 GIU
58. The Editor to appear to fail or the requested action will not complete NOTES are set off by a heavy black border NOTE This is a note You should watch for these and pay close attention when they appear Copyright O 1997 Horner Electric Inc All Rights Reserved Page 2 GIU Editor Users Manual TIPS are included when possible to provide alternate methods for reaching a goal or to provide a simpler method TIPS are also set off by a heavy black border TIP Tips are included to provide an alternate method of achieving a result OPERATIONAL CONVENTIONS The Editor is a Windows 95 based program and as such depends heavily on operation of the mouse The following conventions are used herein to describe mouse actions SINGLE CLICK or CLICK Move the mouse cursor into a suitable position and then press the LEFT mouse button ONCE DOUBLE CLICK Move the mouse cursor into a suitable position and then press the LEFT mouse button TWICE in quick succession RIGHT CLICK Move the mouse cursor into a suitable position the press the RIGHT mouse button ONCE SELECT or HIGHLIGHT Move the mouse cursor over a desired item and then press the LEFT mouse button ONCE Graphical items such as Objects will be outlined Wizard Alt FG When using drop down lists of items to be Script selected the highlighting action is often automatic Align Objects Make Same Size Copyright O 1997 Horner Electric Inc All Rights Reserved
59. The exact operation of this DLL is not important What is important is that Editor to GIU communications features may be added or updated simply by providing a new DLL It is also necessary for The Editor to know about the various networks supported by the GIU like SNP Again this information is provided in the form of a DLL file which may be easily changed as features are added or updated Copyright 1997 Horner Electric Inc All Rights Reserved Page 8 GIU Editor Users Manual OBJECTS GIU OBJECTS are visual graphical devices you use to help build a control function or program Objects are placed on the GIU s screen actually The Editor s facsimile of it The objects are then edited to attach them to variables or scripts The object s visual appearance is pre defined by the system so you do not have to worry about creating bit mapped graphics NOTE There is a limit of 256 Objects per page By attaching objects to variables you have the ability to perform simple but effective animations These usually consist of changing the color of an object based on the variable s value For example you may specify that a low range of values will turn an object yellow a high range of values will turn the object red and all other mid range values will turn the object green Textual objects may have their text changed in the same manner A text object could be attached to the same variable as above with the low range reading LOW th
60. above sequence Function Key Scripts are executed immediately as soon as their associated key press is detected It is impossible to determine exactly when a key will be pressed with relationship to the overall operational loop This is because The User must press the Function Keys Because of this you must be aware of how other scripts might interact with the Function Key Script Copyright 1997 Horner Electric Inc All Rights Reserved Page 12 GIU Editor Users Manual The best method for handling Function Keys is to avoid complicated logic functions within the Function Key Script Instead provide a Global Variable usually Boolean that is set by the Function Key Examine this variable in the Control Script and perform the necessary actions This method will guarantee that the desired action is performed at a known time with respect to the loop regardless as to when The User actually presses the key SHOWPAGE The ShowPage command page 97 is the statement used to switch between displayable pages Its effects on a running program are interesting First understand that the actual page switch takes place ONLY in Step 6 above Any request for a ShowPage is queued until Step 6 However ShowPage s queue is only one layer deep That is the most recently executed ShowP age will take precedence For example if from within the Control or Alarm Script you code ShowPage 1 ShowPage 3 ShowPage 5 What will act
61. acsed Bitmap to a GIU Sereen64 E EE 22 8 88 P cua Of Deleting ee Re EER N Re SE ee Seege 22 E Mem leia diia 20 Page Control Scripts esse esse ese ee ee 8 f Removing a Tagged Bitmap ss cc 64 RegeneratiOB ccoooccnnnnocccnnonannnnnonnnnnnnnncnnnnannnnccnnnnnn no 29 f P oe Tagging a Bitmap ese sees see ee ee 63 A NE OR EL AL OE 66 y Al Script 67 Device Drivers arm Born Creatin Melina aap N 37 Control Scripter a ad 67 Function Keys Script 68 GIU s wh dee gs Adding a New Tag Name 74 Initialization Scrmt es ee ee ee 67 E i Creating a Tag Name ooooccccnoccncconnccononanononananin no 73 A A e EE EEN 68 ER SE i Editing an Existing Tag Name eee sesse esse ses 74 Page Scripts 67 ld GR ER N OR OG 25 SERIAL PORT Foie Removing an Existing Tag Name 74 Downloadtng esse esse ese ee ke ee ee 6 34 Vatables EE 39 EK EE EN ME 4 6 131 TERMINATE E EEN 6 131 From GIU Keyboard AA 118 SNP Device Driver 131 Menu leiste 27 SETUP Resuming a Program after Termunate sesse esse 78 From GIU Kevboard sesse esse esse se ee ee 118 Terminate a Prosram in the GIU 78 SETUP UTILITY iia 119 8 Ais Bas 119 Meng Ti atenta tail 27 Terminating The Editor esse sesse esse esse ee See EXIT BUZZ italiana a ee 119 DA Die Eege 26 LR 119 TEXT Password Read 121 O 92 Password Update 121 f Password Write 121 Alignment Codes sesse ee ee ee ee ee ee 85 BASIC PRINT Statement 98 NES AE EE NG 119 S ODj ct es ER
62. age Page 0 Figure 39 GIU Status Dialog NOTE If The Editor can not make reliable connections with the GIU a TIMEOUT error will be displayed Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 79 WRITE A PROGRAM TO THE GIU One you have written a program using The Editor you must write it to the GIU Select Target Write Program from the Main Menu TIP You may also Write a program to the GIU using the Toolbar item or the hotkey sequence Barring communications errors writing downloading is automatic You will be presented with a progress indicator box as the file downloads If the AUTO RESTART AFTER WRITE switch is checked the GIU will automatically begin execution of this program Otherwise you will be required to start the GIU manually READ A PROGRAM FROM THE GIU A GIU program can be read uploaded from an attached GIU This offers the advantage that you always have access to the running version of the program by reading it directly from the GIU on which it is running Select Target Read Program from the Main Menu The connection and upload is automatic TIP You may also Read a program from the GIU using the Toolbar item or the hotkey sequence NOTE If The Editor can not make reliable connections with the GIU a TIMEOUT error will be displayed VERIFYING A PROGRAM Use this function to verify that the program installed in the GIU is the same as the one l
63. al conversion theory is outside the scope of this manual Suffice it to say that these errors are in the conversion process used and do not indicate an error in either The Editor software or the GIU In fact these are not really errors at all Once the name type and scaling of the variable is determined it may be attached to a physical I O location in this case the values coming from the thermocouple input card ASSOCIATING VARIABLES TO I O POINTS Many variables used values obtained from the I O devices through an industrial network connected to the GIU The Editor allows direct attachment of I O points to any program variable of a suitable type generally INTEGER or BOOLEAN The idea to cause a logical attachment between a pre defined variable and a pre defined I O point which exists somewhere on one PLC connected to one of one of possibly several industrial networks Variable are associated with I O points through the Device Driver dialogs Follow these steps 1 From the Main Menu Select Project Device Drivers 2 Double Click on the Device Driver on which the desired I O point s are connected 3 Click on 4 Follow the sequence as prescribed for the selected Device Driver to attach a variable to an I O point After the above sequence is done the following dialog should appear 120 Variable Association Read Cancel O Write O Suppress initial write if zero O Unscale on Write Figure 18 Variable
64. and writes it to the attached physical I O or reads the physical I O and places the data in it s local data table The I O SCAN Step 4 Page 11 is the section of code that actually transfers data between your program and the Device Driver This would appears something like this Figure 2 Your Program The I O Scan and the Device Driver There are two important points to notice here 1 The I O SCAN is normally done only once per Control Loop The timing of the Control Loop is determined by the size of the Control Alarm and Page Scripts the number and type of Objects being displayed and if and when a Function Key is pressed Depending on the above the time between I O SCANS can ranges from a few milliseconds to several seconds 2 The Device Driver runs asynchronously to your program and the Control Loop It is not possible to control this timing from within your program To help insure instantaneous updates the SERVICEIO See Page 102 command is included This command forces the I O SCAN to occur thus updating the Device Driver s Data Tables immediately This command will most often be found in Function Key Script By forcing an immediate update of the Device Driver s Data tables the GIU can be used as a Push Button Replacement Device However because of 2 above we can not actually guarantee the physical hardware will be updated instantly The SERVICEIO command only transfers the data between th
65. atible with Windows PBRUSH files TIP Set an objects background color property to TRANSPARENT to let the bitmapped wallpaper show through TAG THE BITMAP First the bitmap must be defined and tagged Select the Project Bitmaps dialog from the Main Menu Click to get to Figure 29 Bitmap Dialog Box Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 65 You may ADD a new bit map using the button Clicking on this will bring you to Import Bitmap Tag Name File Name Browse Figure 30 Bitmap Tag Name Dialog Box Tag Name This is a project wide global name assigned to this particular bit map for purposes of reference File Name This is the filename or path name of the bitmap BMP file to be used Type in the path or name or use the Browse option below Browse This will allow you to browse through the Windows file structure to locate the desired BMP file When you select the file the path name will be placed into the File Name box Complete this dialog then hit If the File Name is not correct you will be issued a warning and asked to try again REMOVING TAGGED BITMAPS You may remove an existing tag by clicking the button in the first dialog NOTE If a Bitmap is not removed with the button the Bitmap will be downloaded to the GIU even though it is not specifically referenced Be sure that you unused Bitmaps ASSOCIATING THE BITMAP TA
66. ation concerning what if any properties are available and the correct syntax to use Copyright 1997 Horner Electric Inc All Rights Reserved GIU Page 107 Editor Users APPENDIX A KEYBOARD SHORTCUTS Manual The following is a listing of Keyboard Shortcuts and Toolbar Buttons available when using The Editor Function Enter HELP Restart a program in the GIU Terminate a program in the GIU Save File as Binary Image Connect selected Target GIU Disconnect from Selected Target GIU Assign Page Level Function Keys Add or Edit Global Variables Define Global Declarations Create or Edit Initialization Script Create or Edit Control Script Create or Edit Alarm Script Create or Edit Page Script for selected Page Enter Wizard for selected Object Read the program in the connected GIU Write the current program to the connected GIU Copy selected Object or Text into Window s Clipboard Define Global Function Keys Open a New Project File Open an existing Project File Print the current Project File Save the current Project File Delete selected Object or Text into Windows Clipboard Paste from Windows Clipboard Undo last Edit depth 1 Copyright 1997 Horner Electric Inc All Rights Reserved Key F1 F11 F12 ALT B ALT C ALT D ALT K ALT V ALT 1 ALT 2 ALT 3 ALT 4 ALT F5 ALT F7 CTRL F1 CTRL F2 CTRL C CTRL K CTRL N CTRL O CTRL P CTRL S CTRL X CTRL V CTRL Z Toolbar 8
67. be PUBLIC therefore STATIC must be used with PUBLIC else a compiler error will result PRIVATE PRIVATE Attribute means that the variable is visible only within the script in which it is declared All variables are by default PRIVATE so the PRIVATE Attribute is not required However it may be useful for documentation purposes SHARED SHARED Attribute specifies that this variable is visible to all Object on the same PAGE Use of the SHARED Attribute is allowed only in Page Scripts Variable Attributes are declared at the time the variable is declared Integer counter Variable is by default temporary private Char Static C C is created when program starts but is available only in the script that created it Char Static Public C C is created when the program starts and is available to all scripts Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 91 THE VARIANT DATA TYPE This data type is special to the GIU A VARIANT data type can at different times hold a numeric value a string value a NULL or an ERROR NULL means that the Type Variant variable holds no data ERROR means that the Type Variant variable currently holds a numeric value and that value is an numeric error code Variant variables are initialized to NULL The type returned by the VARIANT is context sensitive For example if a VARIANT is set to numeric value 123 it will return a numeric value of 123 or
68. been assigned Selecting one of these keys will allow you to edit the key script When the desired key is selected any available script will be presented in the Commands window For the present assume that the key selected has no previously written script Copyright 1997 Horner Electric Inc All Rights Reserved Page 48 GIU Editor Users Manual ADDING COMMANDS TO THE KEY S SCRIPT When an active Function Key is pressed its associated script will be performed A script may be as simple a list of commands to be performed or may be as complex as a User written GIU BASIC program The easiest way to write a script is to add pre defined commands Make sure the Manual Script Editing box is UNCHECKED LI At the bottom of the dialog you will find the Command Entry Box This box allows you to select pre defined commands Use the 7 to select from the list of available commands COMMAND EDITABLE Goto Page YES Set Variable to Fixed Value YES Momentary Value Assignment YES Prompt User for Variable Value YES Message Box YES Manual Statement YES Goto Home Page NO Previously Viewed Page NO Prompt Goto Page NO Service 1 0 Table NO Select a pre defined command from this list by highlighting it then clicking on the button The command will be inserted into the script The selected command is always inserted before the highlighted line If multiple commands are inserted the highlight may be moved to the position whe
69. changing like labels or the object may be attached to variables or I O points and the object may change its features based on the value of that variable NOTE There is a limit of 256 Objects per page Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 9 Text Pages are also supported Text Pages provide for easy display of text and tables such as instructions to the User or fault tables The display format is similar to a standard PC SCRIPTS SCRIPTS are actual coded programs run by the GIU Scripts may be global system wide local to a Page or local to an Object The CONTROL SCRIPT is a global script used to control the overall performance of the GIU The INITIAL SCRIPT is run only once when the GIU is reset The ALARM SCRIPT is a logical grouping of code that can be run in response to incoming alarms Page Scripts are run ONLY when their associated Page is being displayed Since any script may call any other Page the page number is effectively unimportant except as a reference point The Page Number is not strictly speaking an indication of the order in which the pages are executed Object Scripts are run only when the associated object s Page is being displayed In this case the order of the Object Scripts is determined by the order in which the objects were placed on the screen using The Editor In summary this is the execution order of any and all possible scripts
70. communications parameters for this tag The baud rate used to communicate to the GIU device is programmable Other serial parameters number of bits stop bits etc are fixed by The Editor and the GIU so you have no need for control of these parameters INTERACTIONS BETWEEN THE EDITOR AND THE GIU DEVICE Interaction between The Editor and the GIU Device are limited Since the GIU Device is designed as a stand alone unit there is no need for complicated interactions between The Editor and the GIU Interactions are limited to Program Reads and Writes and Status The Editor compiles your program into a data table to be operated on by the GIU Device This data table contains the pages objects scripts defined variables and any possible attachments to I O devices Once compiled the data table is transmitted to the GIU device using the HECOM protocol Once the program is written to the GIU Device you may only check the Device Status This gives a general indication of whether the device is running and what actions it is performing You can not directly access nor effect a running GIU program except to stop start read or write the complete program Neither can you access any points in attached I O devices Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 35 WRITING A PROGRAM In its simplest form writing a program takes only 5 major steps 1 Define and setup Device Drivers 2 Define a
71. ction Key Script is described therein Object Scripts are usually edited using the Object Wizard The Object Wizard provides a quick and accurate method of writing GIU BASIC code By making a few simple choices in a dialog box a full script is created This process is detailed in the section Defining the Object s Parameters Page 54 To edit an Object Script using the Object Wizard right click on the desired object and select the Object Wizard from the pop up menu To manually edit an Object Script right click on the desired object and select the Object Wizard from the pop up menu In the wizard dialog box select the Manual Script Edit option Manual Script Editing SCRIPT TEXT EDITING If you choose to write the script in the Manual Mode with the Initialization Control or Alarm Script you have no choice you will always use the same Script Editing Dialog Box When writing scripts you have the following text editing options available to you SELECT TEXT Use the cursor to select highlight any text to be edited Drag the mouse cursor or place the cursor then use lt shift gt lt arrow gt keystrokes to highlight the text lt CTRL gt lt C gt This will COPY the selected text The text is placed onto the Windows Clipboard The selected text remains in place lt CTRL gt lt X gt This will CUT the selected text The text is placed onto the Windows Clipboard and it will be removed from the screen lt CTRL gt lt V gt
72. d actions for some time The Physical I O will not get updated until the next physical scan from the Device Driver EDITING PRE DEFINED COMMANDS As indicated above certain commands may be edited In fact they must be edited to produce predictable results To edit a pre defined command highlight the command line in the list then click the button TIP You may also double click the desired command You will be presented with a dialog box in which to enter the required information This dialog box will vary according to the command selected GOTO PAGE A list of available pages is presented Select the desired page to go to by highlighting it and clicking Lok or by double clicking on the desired page SET VARIABLE TO FIXED VALUE Variable GEI e Kl Figure 22 Assign Variable a Fixed Value Dialog Box Select a variable from the Variable drop down list You may also ADD a new variable to the list using the LW button Set that variable to the desired value using the Value box Copyright O 1997 Horner Electric Inc All Rights Reserved Page 50 GIU Editor Users Manual MOMENTARY VALUE ASSIGNMENT This is the same as Set Variable to a Fixed Value below except that you also have the option to determine how long the variable is set to the prescribed value 2 Retain value while key is held Retain value for x milliseconds o Figure 23 Momentary Assign Variable Dialog Box Select a variable from the Variab
73. d paint the desired bit map within the 320x240 area 4 From the MS PAINT Main Menu select File Save As a Make sure that Save as Type is set to 16 Color Bitmap b Type in the desired File name e Click Ze Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users APPENDIX K SETTING UP THE SNP DEVICE DRIVER CAUTION Serial Ports on the Series 90 family are not isolated Potential differences above 7 volts will cause damage Isolators should be employed on long distance runs to guard against equipment damage From the Project Device Driver Add dialog select the SNP DEVICE DRIVER then click the button SNP Driver Setup Station s Groups Stations Ez station Type Communications Ges Port COM2 E Parity Odd E Variable Baud 19200 Stops Figure 45 SNP Setup Dialog Box The left half of this dialog allows you to select the operational parameters of this particular network and the Stations attached to it The right half allows you to define the I O Groups and their attached variables Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 133 ADDING STATIONS DROPS A station or drop refers to a specific unit attached to a network In an SNP Network each station must have a unique ID assigned to it Network Controller Station N Figure 46 Network Drop Illustration In the Stations
74. d up for short periods of time dword time time tickcount while tickcount lt time 10000 wend Example 1 This will cause the GIU to appear dead Any objects on this page will not be displayed for 10 seconds after the program is started The serial port attached to The Editor will not respond nor will the keyboard unless you hold the key s down for at least 10 seconds Worse the following code will cause the GIU to automatically reset dword time time tickcount while tickcount lt time 200000 wend Example 2 These two programs fail because the timeout loops block the System Events which get dispatched just before a Page is executed Normally the Page being displayed is executed several times per second but the above two examples cause a significant delay in this process thus blocking the System Events In Example 2 the delay is long enough that the internal watchdog timer times out and causes the GIU to reset Copyright 1997 Horner Electric Inc All Rights Reserved Page 96 GIU Editor Users Manual To prevents this add the DoEvents function inside the loop dword time time tickcount while tickcount lt time 10000 doevents wend Example 3 Any time your GIU appears inexplicably dead or non functional for long periods of time or resets itself for no apparent reason look for instances of similar loops or other code which might be blocking System Event
75. e C AHEGTU so at the DOS prompt gt CD C HEGIU lt enter gt E From DOS run the bootloader gt bootload 40 BOOT hex lt enter gt NOTE BOOTLOAD EXE works only through the Host PC s COMM1 port BOOTLOAD is a DOS program and does not honor any port sharing enforced by Windows If you have any other PROGRAM or DEVICE attached to COMMl you must remove it before BOOTLOAD will run F Instruction on the bootloader screen will tell you when to remove the JTAG ENABLE jumper Park it as shown in Step 2 above This will causes the bootloader to complete its operations G Turn off the power to the GIU or unplug its power plug Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 115 7 Ifthe NEW EXECUTABLE version is less than or equal to the EXEC version currently in the GIU DO NOT download a new executable If the NEW EXECUTBLE version is GREATER THAN the version currently in the GIU unit follow the following steps to download a new Executable A Turn off the power to the GIU unit or unplug its power plug C Press AND HOLD the GIU Escape KEY eh Re apply power to the GIU unit The GIU will respond with two single beeps then two groups of three beeps Release the Escape Key eh The screen should remain lit but empty D Start The Editor from the Windows environment E From The Editor s Main Menu select Tools Write GIU Firmware This will brin
76. e attached PLC Notice how the display in the Points box changes as the Type Offset and Count values are changed This is a list of each individual I O point now assigned to this group ASSOCIATING VARIABLES TO I O POINTS At this point you can begin to associate attach variables and I O points First select highlight a point to be associated to a variable then click When the point is selected the Assign Variable dialog box will be presented You may select a variable from the drop down list of pre defined variables or you may define a new variable using the 4 button To add a new variable refer to the section DEFINING ADDING VARIABLES on Page 38 in the main body of this manual DE ASSOCIATING A VARIABLE If a particular I O point to variable is no longer desired select the point then click L Gs Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users INDEX Page 136 Manual A ALARM SCRIP Periana ee Ee Gees ESEG 9 21 33 66 B LL See GIU BASIC BASIC STATEMENTS oe See GIU BASIC BAUD Setting GIU Baud Rate 120 Menu Tvn de 74 Setting SNP Baud Rate Menu Miri Oia 131 BIOS BOOT HEN picnic 5 110 111 GIU Firm Wate en siete aia 110 Revision Level iii sed ee Ee Re ENEE 111 BITMAPS Associating a Bitmap Tag to a Screen oo eee 64 De Associating the Bitmap Tag 65 Menu lt e edd 20 Removing Tagged Bitmaps iese esse ese ee ee 64 Required Format 63 Tagging a Bitmap menite 63 BOOTL
77. e high range reading WARNING and the mid range reading OK Underlying each object is a block of pre written and tested code By placing objects on the screen the Programmer is in effect hooking up software subroutines that have been previously written and tested The programmer still has a great deal of control over the object though the Object Wizard and Object Script The Wizard allows the programmer to write scripts by simply answering a few simple questions In fact the Object Wizard will probably be used 90 of the time to write scripts that are associated with objects Using this combination of Objects and Wizards the Programmer is relieved of much of the drudgery of programming and the resulting code has far fewer bugs since most of the code has actually already been written and tested The Programmer needs only to fill in a few simple points of data such as the variable to be accessed ranges Engineering Units and such The actual operation is performed by the pre written and pre tested code PAGES The Display and Object Editor allows you to create pages or single GIU display screens You then place graphical objects on the page Pages objects or both may then call other pages in any order Each page may have its own control script This is a user written program that is run only when the page is being displayed Normally a page will consist of one or more graphical objects The object may be static or un
78. e is 70 In fact the object s value does not have to be printed at all Numeric values can be translated directly into text For example variable values could be ranged into LOW OK and HIGH with the default range reading ERROR NOTE Do not use double quotes in the Text box To do so will cause a compile error If certain words or phrases need to be emphasized use single quotes instead Text Align This entry determines the positioning of the displayed text within the Objects display area Select a setting from the drop down box Possible values are Left Right and Center Copyright O 1997 Horner Electric Inc All Rights Reserved Page 60 GIU Editor Users Manual REPAINT OBJECT WHEN These switches allow you to determine if and when an object gets repainted updated An object should be updated ONLY when the important information changes Proper selection and de selection of these choice can effect the throughput of the associated Page since the re painting process can use a significant amount of processor time Value Changes If this switch is checked LI the object will be updated any time the VALUE changes Format Changes If this switch is checked LI the object will be updated any time the Format String changes Color Changes If this switch is checked LI the object will be updated any time the Color changes Caption Changes If this switch is checked SI the object will be updated any time the Caption
79. e project to be saved as a binary file identical in format to that which is sent to the GIU using the Target Write Program menu option This file could be used for possible stand alone file loaders Stand alone file loaders are however not yet available Copyright 1997 Horner Electric Inc All Rights Reserved Page 18 Manual GIU Editor Users PAGE SETUP This option allows you to define the page size and margin parameters of paper you are using PRINT This option allow you to print make a hard copy of your program You have the option to print all or part of the program including screens scripts and 1 O definitions EXIT EXIT causes The Editor to terminate MOST RECENTLY USED LIST Between the PRINT and EXIT options there will appear a Most Recently Used list This list will contain the eight 8 most recently accessed file paths Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 19 THE EDIT SUB MENU The Edit Options allow access to Page oriented editing features Objects are first selected Objects that have been selected may be CUT COPIED PASTED or DELETED File Project Page Object Undo Ctrl 2 Cut Ctrl gt Copy Ctrl C Paste Ctrl V Delete Select All Figure 5 The Edit Sub Menu UNDO The UNDO command is not presently functional It is included here for compatibility with future releases of The Editor CUT The selected object s is first moved
80. e variables and the Data tables It does not and can not cause a physical scan of the I O network Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 15 The actual physical scan of the I O devices is timed by the Device Driver This timing is set when the Device Driver is configured See Page 38 Thus even though the SERVICEIO command is used the physical I O will get updated only at the next scan of the network as defined by the Device Driver NOTE In Release 1 of the GIU Executor Firmware the Device Drivers do not honor the TIME setting of the Device Driver setup All Device Drivers run at their fastest possible speed Copyright O 1997 Horner Electric Inc All Rights Reserved Page 16 GIU Editor Users Manual THE MENUING SYSTEM THE MAIN MENU All features of The Editor may be accessed through this menu and it s associated sub menus Horner Electric GIU Project Editor File Edit Project Page Object Target Options Tools Window Help Figure 3 The Main Menu THE FILES SUB MENU The File Options are used in the standard Windows manner New Open Save and Save As The options serve the purpose that a Windows user would expect Edit Project Page Object Target Optiar New Project Open Project Save Project save Project As save Runtime Binary Page Setup Print Figure 4 The File Sub Menu Copyright 1997 Horner Electric Inc All Righ
81. e written as described elsewhere in this manual Copyright 1997 Horner Electric Inc All Rights Reserved Page 52 GIU Editor Users Manual ADDING OBJECTS To add an Object to a GIU page first select the desired page by clicking anywhere within that page s displayed area NOTE There is a limit of 256 Objects per page Next find the Object Toolbar at the bottom of the screen N DIY EIE oJOfal sala Figure 26 Object Toolbar Select the desired object from the Toolbar Move the cursor to the proper position on the desired Page then click the left mouse button NOTE The cursor will change to a Pointer Finger when a valid placement position is available TIP The cursor indicates the UPPER LEFT HAND CORNER of where the object will be displayed Once the object is placed the cursor does not change You may immediately place another object of the same type If you do not wish to place an other object of the same type select a new object from the Toolbar or double click the button to clear the selection cursor SELECTING PREVIOUSLY PLACED OBJECTS A previously placed object may be re selected in order to re position it delete it or to changes it s properties The most common way to re select an object is to single click on the object DE SELECTING A PREVIOUSLY PLACED OBJECT Once an object is selected you may de selecting it by selecting another object You can de select all objects by clicking in the scr
82. ed in the order in which the objects are placed on the screen Keep this in mind as the interaction between Objects and Page Variables can get quite complex TIP You can see the order of the Objects by selecting the desired Page then selecting Page Object Order from the Main Menu Copyright O 1997 Horner Electric Inc All Rights Reserved Page 68 GIU Editor Users Manual Note too that the default calling of the Object scripts is automatic If the Object is placed on the Page and the Page is visible the Object Script will be called THE FUNCTION KEY SCRIPTS There are sixteen 16 Function Keys available to the programmer The associated script is run whenever the key is pressed The Function Keys can be used on a program wide global basis or on a page wide local basis However the same key can be programmed to be active at both the global and local level and the potential for confusion results Keep this rule in mind Local Function Keys supersede Global Function Keys The following example illustrates how the Function Key precedence works 1 At the PROJECT level you assign Function Key F1 to perform FUNCTIONA 2 On Page 2 you assign Function Key F1 to perform FUNCTIONB 3 The program starts on Page 1 4 The program now displays Page 1 Press F1 on the GIU FUNCTION A is performed 5 The program now displays Page 3 Press F1 on the GIU FUNCTIONA is performed 6 The program now displays Page 2 Press F1 on the
83. ed only for string variables Multiple variable of one type may be declared in a single statement Integer i j String MyName YourName Only single dimension arrays are allowed Integer x 10 An array of 10 integers String addr 32 An array of 32 strings Arrays are O based That is for an array of n elements the elements are element 0 element 1 element 2 element n 1 Copyright 1997 Horner Electric Inc All Rights Reserved Page 90 GIU Editor Users Manual VARIABLE SCOPE SCOPE refers to the visibility of a particular variable in any given script A variable is said to be visible or in scope within a script if the script can access the variable All variables by default have Private Temporary scope that is the variable is created whenever the script in which it is declared is executed and it is destroyed when this script exits All temporary variables are set to zero 0 if type numeric or empty if type string every time their script begins to execute Also the variable is visible only within the script that declared it A variable s scope is defined by its attributes There are four 4 possible attributes STATIC STATIC Attribute specifies that the variable is not temporary STATIC variables are initialized only when the program begins to execute PUBLIC PUBLIC Attribute indicates that the variable is visible in all scripts in the program Only STATIC variables may
84. ed to select a GIU Page to be displayed in this window Any window may display any page and multiple windows may display the same page TILE HORIZONTALLY Selecting this option will cause all windows to be displayed in a horizontal manner TILE VERTICALLY Selecting this option will cause all windows to be displayed in a vertical manner CASCADE Selecting this option will cause all windows to be displayed in a cascading manner CLOSE ALL Selecting this option will close all open windows TOOLBAR This option is a switch to activate or de activate the TOOLBAR that runs along the TOP of the display STATUS BAR This option is a switch to activate or de activate the STATUS BAR that runs at the bottom of the display Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 31 VISIBLE WINDOW LIST This selection allows you to select ONE of the windows that are currently loaded The Page Number and Page Name displayed in up to nine 9 windows may be displayed If more than nine windows are available you have the option to select the desired window from a sub menu Copyright O 1997 Horner Electric Inc All Rights Reserved Page 32 GIU Editor Users Manual USING THE EDITOR INVOCATION Double click the icon for the GIU editor The Editor will begin execution A SIMPLE OVERVIEW A block diagram will be helpful to describe different parts of a GIU program and their interactions Name
85. eds The switches do not actually perform an action but instead set a switch in memory to be used by other function on the menu AUTO RESTART AFTER WRITE If this item is checked LW the GIU will be re started after a program is written Otherwise you must re start the GIU manually AUTO CONNECT TO LAST TARGET If this item is checked LW The Editor will re connect to the last target that was connected when The Editor was last exited Since most people will be working with one unit this can be quite convenient ATTACH SOURCE CODE TO WRITES If this item is checked LA The Editor will also send Source Code to the GIU with every program write This is required if you intend to use the Read Program option but it increases the size of the program accordingly Unless you intend to use Read Program you should leave this item unchecked o SAVING THE PROGRAM Once the program has been written it should be saved From the Main Menu select File Save or File Save As TIP You may also click the Toolbar Button CHECKING THE PROGRAM FOR ERRORS After saving the file it should be checked for errors using the built in checker From the Main Menu select Project Check for Errors If any errors are present they will be displayed in an Error Box Any errors should be corrected and the program saved before the program is downloaded to the GIU TIP You may also click the Toolbar Button Copyright 1997 Horner Electric Inc All Rig
86. een display area that does not contain an object Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 53 DELETING A SINGLE OBJECT First select the object as described above Next right click on the selected object then click the Delete item in the sub menu Copyright O 1997 Horner Electric Inc All Rights Reserved Page 54 GIU Editor Users Manual DEFINING THE OBJECT Once the object has been placed you will need to define its properties The available properties vary according to the object selected but the procedure to get to them is the same for all objects 1 Right click on the desired object 2 From the resulting pop up menu select Object Wizard Object Wizard Text Caption z SEN o Range High Cancel Update Ticks 250 Background Color Help Initially Visible TO Manual Script Editing Animated Indicators Indicators Ranges zou High Value Color Text bi Text Align Left Repaint Object When Value changes Format changes Color changes Caption changes Apply Figure 27 Object Wizard Main Dialog Box TIP You can edit an object s properties at any time not just when the object is first added TIP If the information in the dialog box does not seem to change click on the button to force it NOTE The properties enabled in the Object Wizard dialog will vary depending on the object selected NOTE You can not edit parameters of multiple ob
87. er used NOTE The available functions if any are determined by the Device Driver Please reference the information about the Device Driver s to determine what if any properties are available using this call IT Tt Value GetDriverProperty DriverName property DriverName is the Tag Name assigned to this iteration of the Device Driver See Page 36 This value must be either a string or a string variable Property is the Device Driver Property to be obtained The exact value entered here will depend on the property s of the Device Driver being accessed This value must be either a string or a string variable Strictly speaking the returned value is of type Variant See The Variant Data Type Page 89 Therefore the returned value is promoted to the type of the variable to which it is assigned including strings and errors Therefore proper operation would be Variant returned_value returned_value GetDriverProperty DriverName property if iserrorireturned value TRUE then Handle Errors Here else Do what you want with the value endif Refer to the information included with the Device Driver for further information concerning what if any properties are available and the correct syntax to use Copyright 1997 Horner Electric Inc All Rights Reserved Page 106 GIU Editor Users Manual SetDriverProperty The function is a wild card function which a
88. erators of equal precedence with no intervening operators of higher or lower precedence they are operated on left to right Operators within parenthesis are operated on before operators outside the parenthesis Parenthesis may be used at any time to control the order or precedence EXA amp 16 is higher than 3 TB DE 6 forces higher than All comparison Operators yield TRUE or FALSE TRUE is 1 FALSE is 0 EX A 5 given B 6 given A lt B is TRUE B gt A is TRUE B A is FALSE A gt B is FALSE Copyright O 1997 Horner Electric Inc All Rights Reserved Page 88 GIU Editor Users Manual Logical Operators work in a BITWISE fashion but not in a TRUE FALSE fashion EX A 8 Binary 1000 B 15 Binary 1111 A AND B 8 NOT A A XOR B IA Il 7 CONSTANTS Constants are numeric or string values that are not otherwise variables Numeric values may be expressed in decimal floating point scientific notation hexadecimal or octal format 10 decimal constant L 2 Floating Point constant 32 Negated Decimal Constant 3e10 Scientific notation floating point amp hff Hexadecimal constant always unsigned amp 77 Octal Constant always unsigned String Constants are placed between double quotes This is a string constant VARIABLES There are eleven 11 Data Types available TYPE SIGN SIZE RANGE Boolean 0 or 1 Char 128 to 127 Byte 0 to 255 Integer 32768 to 432767 Word
89. esired position You may also move the select object s using the PC s keys to move the selected object s one pixel at a time TIP Use the mouse to quickly move the object s into the general position then use the arrow keys to fine tune the position ALIGNING OBJECTS Two or more objects may be aligned according to their top bottom left or right edges After selecting two or more objects as above select Object Align Objects From the Main Menu A sub menu will appear asking for Right Left Top or Bottom alignment Select the desired alignment TIP You may also perform an alignment by select the proper tool from the Toolbar EI el litt TN a Or NOTE The actual alignment is an average of the original positions of the selected objects MAKE ALL OBJECTS THE SAME SIZE Two or more objects may be forced to the same size either vertically horizontally or both After selecting two or more objects as above select Object Make Same Size from the Main Menu From the subsequent sub menu select Horizontal Vertical or Both TIP Objects may be made the same size by selecting the proper tool from the Toolbar a E or E NOTE The resulting sizes are an average of the original sizes of the selected objects Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 63 DEFINING I O POINTS Defining I O points requires three steps 1 Define a variable for use by this I
90. ever if a TEXT object script sets the value of the CAPTION property to HELLO then reads the property HELLO will be returned Some properties are Read Only Any attempt to WRITE these properties will result in a compiler error Copyright 1997 Horner Electric Inc All Rights Reserved Page 92 Manual Available Object Properties Caption Function Data Type Syntax RangeLow Function Data Type Syntax RangeHigh Function Data Type Syntax UpdateTicks Function Data Type Syntax GIU Editor Users Set the caption String Me Caption Caption Set the Low Range Numeric Me RangeLow 6 Set the High Range Numeric Me RangeHigh 22 Set the Update Interval Numeric Me UpdateTicks 250 The Update Interval determines how often the script for this object is executed The interval is expressed in MILLISECONDS EX 250 250 mS 1 4 second BackgroundColor Function Data Type Syntax Set the Background Color Numeric Me BackgroundColor ColorGray Color is typically one of the pre defined color value see above Value Function Data Type Syntax Set the Object s Value Numeric Me Value 1 10 Sets the value for numeric based objects Color Function Data Type Syntax Set the Foreground Color Numeric Me Color 1 ColorRed Color is typically one of the pre defined color value see above Copyright 1997 Horner Electric Inc All Rights Re
91. f Day clock in the GIU Use the GIU s number keys to set new values Copyright 1997 Horner Electric Inc All Rights Reserved Page 122 GIU Editor Users Manual FAULTS This enables or disables the on screen communications fault indicator Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 123 From the Main Screen pressing or will select one of the two other pages available The Network Screen ENE Network RSS Serial Port eie Serial Baud 115200 n PrevPage z Next Page as Save Abandon Figure 43 Setup Menu NETWORK page Use the la keys to select the item to edit Press the key to accept all changes Press the to refuse all changes SERIAL PORT This determines which port on the GIU which is used to talk to The Editor using HECOM Available options are COM1 the 9 pin RS 232 port COM2 the 15 pin RS 285 option and NONE Use the sp keys to edit the options NOTE If the NONE option is selected the GIU can not talk to The Editor SERIAL BAUD This determines the baud rate used to talk to The Editor using HECOM Available options are 300 600 1200 2400 4800 9600 19200 38400 57600 and 115200 baud Use the lt gt keys to edit the options Obviously the baud rate set here should match that set in The Editor under the Target option Copyright 1997 Horner Electric Inc All Rights Reserved Page 124 GIU Editor Users Manual The Security Screen
92. f the passed argument is an ERROR Otherwise this returns FALSE Note that the variable may contain any value this function only determines if the value is an ERROR The argument must be a Variant variable RESULT IsError variant variable name TICKCOUNT Returns the number of milliseconds since the system started The returned value is a DWORD unsigned 4 byte ranging from O to 4294967295 The counter will rollover in about 1193 hours or just under 50 days Counter TickCount RANDOMIZE This seeds the random number generator for the RND function Randomize n Set the random number generator using n as a seed Randomize Set the random number generator using the system timer as the seed If the same seed is always passed to RANDOMIZE then RND will always produce the same series of random numbers Copyright 1997 Horner Electric Inc All Rights Reserved Page 104 GIU Editor Users Manual RND This returns a floating point random number between 0 and 1 i e 0 12345 X Rnd The Programmer should call RANDOMIZE first before using RND If the same seed is always passed to RANDOMIZE then RND will always produce the same series of random numbers This can be useful for testing purposes Example Randomize Print Rnd Print Print Rnd Print Output is 0 231452 0 584857 0 787225 0 675222 Random numbers between 0 and n can be generated by X INT n RND
93. g up a File Selection Dialog Box Select the desired file usually EXEC HEX F You will then be asked to select a COMM PORT and BAUD RATE Select the Comm Port on your PC to which the GIU is attached Leave the Baud Rate at 115200 G Click the Write button The Status Screen will appear and the download will begin A running total is displayed as the download completes H When the download is complete the GIU will reset Any User Program in the unit will be automatically run IN CASE OF ERRORS Several errors could occur during communications to the GIU ERROR 0 Could not find BOOTLOAD HEX file This indicates that the BOOTLOAD HEX file could not be found Make sure that the BOOTLOAD HEX file is present in the same directory as the BOOTLOAD EXE file ERROR 1 Could not find user HEX file This indicates that the BOOT HEX file could not be found Verify that BOOT HEX is present in the same directory as the BOOTLOAD EXE program Also verify that BOOT HEX is the proper name for the file to be downloaded Check the instructions that come with the upgrade diskette s to verify the name of the BIOS file ERROR 2 Invalid HEX file record This indicates an error in the HEX File BOOT HEX Usually this is caused by the first character of the line being something other than a colon ERROR 3 Invalid HEX file address range This indicates that a record in the HEX File contains an address that is not valid for
94. ghts Reserved GIU Page 129 Editor Users Manual APPENDIX H Cable Wiring Shielded Twisted Pairs 6 8 1 1 1 9 4 7 1 SNP Port Cable Wiring Horner Electric Part Number HE693CBL150 9 PIN PC COM Multi Conductor Shielded CONNECTOR ME Meters Maximum Length Editor to GIU RS 232 Cable Wiring Horner Electric Part Number HE693CBL222 Copyright O 1997 Horner Electric Inc All Rights Reserved Page 130 GIU Editor Users Manual APPENDIX I Panel Mounting Diagram 0 330 LE KS aan 0 156 Dia Clearance we 6 Places Bezel Clearance for Front Panel 8 32 8 Places This drawing NOT to scale All measurements in INCHES Cut out shaded area Cutout 6 25 H x 10 625 W Front Panel Clearance 7 125 H x 11 75 W Optional Bezel Clearance 8 644 H x 12 828 W Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 131 APPENDIX J CREATING WALLPAPER FOR THE GIU 500 USING MICROSOFT PAINT FOR WINDOWS 95 The current release of the GIU 500 firmware supports only 320x240 16 color single plane BMP format files These files are easily created using the MSPAINT program for Windows 95 To create such files follow these steps 1 Run Microsoft PAINT 2 From the Main Menu select Image Attributes a Set UNITS to PELS b Set COLORS to COLOR c Set WIDTH to 320 d Set HEIGHT to 240 e Click 3 Using MS PAINT draw an
95. he Integer portion of a number ATN number returns the Arctangent of a number Number must be expressed in RADIANS where RADIANS DEGREES 3 14159 180 COS number Returns the Cosine of a number Number must be expressed in RADIANS where RADIANS DEGREES 3 14159 180 SIN number Returns the SIN of a number Number must be expressed in RADIANS where RADIANS DEGREES 3 14159 180 TAN number Returns the Tangent of a number Number must be expressed in RADIANS where RADIANS DEGREES 3 14159 180 EXP number Returns the Exponent of a number LOG number Returns the natural logarithm of a number SOR number Return the Square Root of a number SNG number Returns the Sign of a number If number 0 then SNG number 0 If number lt 0 then SNG number 1 If number gt 0 then SNG number 1 Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 99 USER INTERFACE STATEMENTS AND FUNCTIONS SHOWPAGE n Selects the specified Page to be visible By forcing a New Page you also force a new Page Script and scripts for the Page s Objects and Function keys If used in an Initialization Control or Alarm Script the ShowPage is queued until the next Control Loop The queue for ShowPage is only one layer deep That is only the most recent ShowPage will be honored Therefore if the following code is included in
96. his module is necessary to allow The Editor to configure I O points as existing on an SNP network These files must be present in the directory you assigned to The Editor Other DLL files will be necessary to support future Device Drivers Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 5 OPTIONAL FILES There may also be several optional files BOOTLOAD EXE A DOS compatible executable used to load or re load the GIU s BIOS BOOTLOAD HEX A HEX format files used by BOOTLOAD EXE BOOT HEX This is the GIU BIOS file downloaded to the GIU by BOOTLOAD Note that name of this file may change 500 HEX This is the GIU Executor the code that actually runs the pages scripts and 1 O that you require in the program you write This is downloaded to the GIU using the Tools Write GIU Firmware menu option in The Editor These files are included in the event that your GIU ever suffers from a catastrophic failure which could result in the need to re load these files Under normal everyday operation these files will not be needed Copyright 1997 Horner Electric Inc All Rights Reserved Page 6 GIU Editor Users Manual CONCEPTUAL OVERVIEW The Horner Electric Orion Series Graphical Interface Units GIU are designed as stand alone units to interrogate attached UO points then translate and display the results in a graphics based format that is easier for you t
97. hts Reserved GIU Editor Users Manual Page 75 GIU TAG NAMES Like 1 O points The Editor may reference physical GIU s through tags A tag 1s a simple name used to reference a more complex set of data in this case a table of communications parameters necessary to talk to a physical GIU The physical devices is then referenced by using the Tag Name To create a GIU Tag select Target GIU Tag Names from the Main Menu Figure 37 GIU Names Definition Dialog TIP If NO Tag Names are present then EDIT and REMOVE will be disabled grayed Copyright O 1997 Horner Electric Inc All Rights Reserved Page 76 GIU Editor Users Manual Add Use this function to ADD a NEW GIU Tag Name GIU Name Setup x Name Network Comm Cancel Network Specific Information Port COM1 Baud 19200 Figure 38 GIU Name Setup Dialog Name Enter the desired Tag Name for this GIU here Network Enter the desired GIU Communications Network here COMM refers to the HECOM driver NOTE Currently there is only one GIU Communications Network HECOM Edit Network Specific Information EDIT allows you to edit the current or default COMM setting Only PORT and BAUD RATE are programmable for HECOM Edit EDIT allows you to edit an existing GIU Tag Name First select highlight the desired Tag Name then click Remove REMOVE allows you to REMOVE an existing GIU Tag Name First select highlight the desired Tag Name then
98. ided by a PC based EDITOR The Editor provides all the programming features of the system but doe not actually run the program The GIU on the other hand runs the program but offers no direct programming capabilities Thus the real programming power is maintained in the ubiquitous desk top PC lowering the price of the GIU unit The GIU unit contains the capability to execute the program but since no programming features are available the program is safe from unauthorized program changes THE HARDWARE The Orion GIUSxx hardware consists of a 25 MHz Intel 386 based computer a 320x240 passive LCD color display an integrated high voltage power supply for the display 512K bytes of RAM and 1 Mbytes of EEPROM Also supported is a flat keypad that provides a 10 key numeric keypad 12 system control keys and 16 User definable Function Keys Communications to the outside world is through a 9 pin RS 232 connector This connector is used primarily for interface to the programming Editor Also provided is a 15 pin RS 485 port primarily used for GE SNP connections Both the RS 232 and RS 485 ports are available to you for other programming such as serial printers Other miscellaneous points include a piezo electric beeper and I O connectors for up to two 2 network controller daughter boards Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 7 THE SOFTWARE The software package consists of two ma
99. in parts 1 The GIU Firmware which is further broken down into a The graphics executable and BASIC executor b Device Drivers 2 The PC based EDITOR which is further broken down into a The Display and Object Editor b Host to GIU communication DLL c GIU Network Definition DLL s The GIU Firmware is totally flash EEPROM based Because of this it is possible to easily upgrade an existing GIU with new version of software should changes become necessary The Graphics Executable also called the Executor is the main controlling program It looks for any downloaded programs and executes the scripts assigned to the pages objects function keys and globals The pre defined graphical objects are drawn at run time not saved as bit patterns thus storage memory requirements are reduced When information from a defined 1 O point is requested the Executor links to a software Device Driver The Device Driver is then responsible for obtaining data from the desired device and passing it back to the Graphics Executable This driver is down loadable New Device Drivers or updates to existing drivers are easily added The Editor is designed to run under Microsoft Windows 95 Using Windows the programming interface is quick and intuitive requiring few keyboard entries The Editor talks to the GIU device through a special communications protocol This is called HECOM and is provided in the form of a Windows DLL file
100. ional part exists the result appears as Integer EX Value 12 print 12 Value 12 1 print 12 1 e Float of Object s value in scientific notation EX 1 23e 10 c The Object s CAPTION x Hexadecimal of Object s Value EX Value 12 print 000C Octal of Object s value Prints the date in mm dd yy format Prints the current time in hh mm ss format 24 hour Outputs a literal s Note Format codes are case sensitive s ri EIS Copyright O 1997 Horner Electric Inc All Rights Reserved Page 94 Manual Alignment Indicators Visible Pause Clear Initialized Extended GIU Editor Users If T or SD is used Me Value must be attached to some value that is changing The Object s display is updated when Me Value changes If the Time and Date are the only information displayed the Object can be made self timing by inserting the following code into the Object Integer static x x xXx 1 Me Value 1 x Function Set the Text Alignment Data Type Numeric Syntax Me Alignment AlignLeft Typically this will be one of the Text Alignment Values defined above Function Set the number of indicators Data Type Numeric Syntax Me Indicators 3 See Setting Object Indicators Page 56 Function Set the VISIBLE status Data Type Boolean Syntax Me Visible TRUE If the value of VISIBLE is FALSE the object is not displayed For all other values the Object is displayed Function
101. is an integer AS Left BS 10 RIGHTS Returns the right most n characters of a string where n is an integer AS Right B 10 MIDS Returns the middle n characters of a string starting at character X AS Mid BS n x Note The first character of a string is at position one LEN Returns the number of characters in a string Number Len AS ASC Returns the ASCII Code of the first or only character in a string Number Asc AS VAL Converts a string to a number Number Val AS NOTE Take care that the variable used to store the value is large enough to contain it Failure to do so will cause GIU Fatal Script Faults Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 103 MISCELLANEOUS FUNCTIONS TYPE Returns the type of the referenced variable X Type variable_name NOTE If the specified variable is a Variant type then TYPE will return TypeVariant To find the type of a Variant variable use the VariantType function instead VARIANTTYPE Returns the type of a Variant variable This is the only way to find the true type of a Variant variable X VariantType variant variable_name ISNULL Returns a Boolean TRUE if the passed argument is NULL Otherwise this returns FALSE The argument must be a Variant variable RESULT IsNull variant variable_name ISERROR Returns a Boolean TRUE i
102. iseconds or one quarter second By setting this value objects can become self timing Background Color This is the color of any background that appears around this object Normally this is set to TRANSPARENT allowing any background bitmap to show through Initially Visible If this box is checked LY then the object will be visible as soon as the Page is run If this box is unchecked U then the object will be invisible when the page is first run In either case the object script can set the object s Me Visible property to an appropriate value TRUE or FALSE at any time to determine if the object is to be displayed It might be useful to have the object script reference Global project wide variables and set the Me Visible property accordingly Copyright 1997 Horner Electric Inc All Rights Reserved GIU Page 57 Editor Users Manual Manual Script Editing If this box is checked SI then you may edit the object s script manually However if this box is changed from CHECKED Jl to UNCHECKED LI the manual script will be lost Script Clicking this button will take you to the script associated with this object Font Clicking the FONT button if available will allow you to choose a font and style used in the display portion of the object NOTE The FONT setting does not effect the Caption Text More Clicking the MORE button will take you to a variety of context sensitive sub dialogs that allow you to set additional
103. ited Since most Users will be working with one unit this can be quite convenient ATTACH SOURCE CODE TO WRITES This selection forces The Editor to include Source Code when it downloads a program This is useful because a subsequent User can upload the file including source code for editing or examination Refer to the READ PROGRAM command above Copyright 1997 Horner Electric Inc All Rights Reserved Page 28 GIU Editor Users Manual THE OPTIONS SUB MENU Options Tools Window Help Text Borders Generate BASIC STK on Compile Figure 10 The Options Sub Menu This allows you to select certain features that determine how The Editor appears or acts but these features have no direct effect on the GIU code generated TEXT BORDERS The Text Objects have no inherent method to allow you to determine the limits of the object During certain operation you may want to know exactly the boundaries of the Text Object either to align the objects or to avoid placing one object on top of another With the Text Borders option checked LY a dashed line will be used to indicate the extent of Text Objects The dashed lines however can clutter the display Mark the Text Borders unchecked O to remove the dashed lines GENERATE STK ON COMPILE This is a switch that when checked WJ will cause the compiler to generate a BASIC diagnostic file This file has no immediate use to you the programmer This switch should be unchecked O for
104. ivers ies REGSE GEREG GE EER NG SEER Ede idas 21 Function KeyS ees ees see se ee ee ee nes 20 GIU Model EERS GE SR es 21 Global Declarations ees sees Re Re 21 Home Page Number 21 KEREN 20 VIEW E 21 Setup CACA A E 28 Write GIU Firmware ooccccccccnncnnnnnnnnnoninonos 29 111 Target Attach Source Code to MWrttes sesse esse ese ee 27 Auto Connect to Last Target eee 27 Auto Restart after Write sees ee ee 27 Gel RE OE ER RE 25 Delete Prostam anirnar 26 IER EE 25 VEIREL 25 Inspect Memorias 27 Read Propias 26 Restart Programm AAA E 26 Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 139 Resume Program 27 NEE OE AE ER ET cave 26 Suspend Program 27 Terminate Program 27 Verify Program sesse esse esse a Re ee ee 26 Write Program 26 Window eel EE E 30 Close AT EE EE EE EG RE Eg ee 30 New Minden ien eeh eene EE 30 Status Bat ee ebe 30 Tile Horizontally esse esse ee see ee ee ee 30 Tile Vertical Vaso 30 Toolbar iia 30 Visible Page List 31 MENUS The Edit Meninas 19 The Files Menotti ti 16 The GIU System Menu 118 The Main Menu eocococcocccnonccnonnncnnnnonnnnononcnnonacionaninnoss 16 The Object Men 24 The Pase Menu tia ita ds 22 The Project Men 20 The Target Menu ees ees see ee ee ee ee 25 The Tools Mentir 29 The Window Menn 30 N NULL Datta MAREE EE ENE 85 Ina Te EE 89 Variants Initialized on 89 Variants Returning a null 89 O OBJECT SCRIPT r RERI
105. izard from the pop up menu Click on the amp NOTE If the object does not have text properties This will bring up the Fonts Dialog Font x Typeface ENE Height 15 Figure 28 Font Selection Dialog Box Typeface Select the desired typeface from the drop down list Height Select the desired height from the drop down box SELECTING MULTIPLE OBJECTS There are two ways to select multiple items A Lasso them 1 Move the cursor to an area near but not on the selected object s 2 Press and hold the left mouse button 3 While still pressing the left mouse button move the cursor diagonally towards the desired object s A dotted outline box the lasso will be drawn 4 Make sure that the desired object s are completely within the lasso 5 Release the mouse button All objects entirely within the lasso will be selected B Individually select them 1 Press and hold the key 2 click on the desired objects 3 release the key Copyright 1997 Horner Electric Inc All Rights Reserved Page 62 GIU Editor Users Manual DELETING MULTIPLE OBJECTS 1 Select the desired object s as above 2 Press the key on the computer keyboard MOVING OBJECTS Once an object or group of objects has been selected move the mouse cursor to within the outline of any of the selected object s Click and hold the left mouse button While still holding the left mouse button move the object s to the d
106. jects You must select a single object in which to define parameters Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 55 Not all objects make use of all properties In particular STATIC objects like ARROWS have no user programmable properties Copyright O 1997 Horner Electric Inc All Rights Reserved Page 56 GIU Editor Users Manual The Object Wizard is divided into three 3 main areas Properties Indicators and Ranges SETTING OBJECT PROPERTIES The properties once defined remain fixed changeable only through the Object Wizard Caption If an object such as the Value Box support a Caption you may enter it here The Caption is used to label the object with some text to be meaningful to the user like TEMP GALLONS PERCENT etc Range Low This value determines the value that is considered the minimum setting for the object At this value a Tank will appear empty a Meter will be full left etc NOTE This does not place any limitations on the values assigned to the object Range High This value determines the value that is considered the maximum setting for the object At this value a Tank will appear full a Meter will be full right etc NOTE This does not place any limitations on the values assigned to the object Update Ticks This is how often in milliseconds this object s script will be executed A setting of 250 indicates 250 mill
107. keys that need to be pressed twice or more or seem to not function at all It would almost appear that using the ShowPage statement from within a Function Key should be avoided This is not the case though and using ShowPage from within any script is valid expected and normal If you experience symptoms that you believe might be caused by the above try using a different method to switch pages Consider that the problems can be caused by asynchronous events Function Key presses that occur at inopportune times To better control this situation use the function key to set a Global Variable usually a Boolean to some value then examine this variable from with the Control Script Global Declaration Boolean Key_1 Key_2 Function Key Fl Script Key_1 TRUE Function Key F2 Script Key_2 TRUE Control Script If Key 1 TRUE then Key 1 FALSE ShowPage 1 Endif If Key_2 TRUE then Key_2 FALSE ShowPage 2 Endif Copyright O 1997 Horner Electric Inc All Rights Reserved Page 14 GIU Editor Users Manual THE VO SCAN The I O SCAN is the action necessary to move data between the Device Driver and the global variables There are two tables used for this operation The Global Variables and the Data Table inside the Device Driver Your program all scripts either User written or generated by the Wizard reads data from or writes data to the variables The Device Driver takes data from it s local table
108. l over when a page is displayed you thus have control over when these scripts are executed Copyright 1997 Horner Electric Inc All Rights Reserved Page 34 GIU Editor Users Manual VARIABLES are as expected They are used to hold temporary values operated on by the various scripts Variables may be GLOBAL available to all parts of the program at all times or LOCAL available only from within the script that defines them Variables are also the gateway to the Device Drivers A variable may be attached to a specific I O device through the Device Driver When this variable is accessed this will causes appropriate activity by the device driver to read or write the variable s values to or from the hardware device The attachment process is simple You are concerned only with what device is accessed not how it is accessed This level of isolation removes much of the drudgery of programming I O CONNECTION TO THE GIU DEVICE Once a program is constructed using The Editor it is transmitted to the GIU device through a serial link This link uses a proprietary protocol called HECOM designed specifically for this purpose HECOM uses an RS232 serial link between the Host computer running The Editor and the GIU device A 9 pin straight through cable is all that is required You must tag a device In doing so you are asked to determine the Host PC s Comm Port and baud rate Once a unit is tagged you will not be asked for
109. l size and position of the object on the screen Other attributes may be changed under program control at run time These attributes might include the object s value color or other displayable characteristics like text SCRIPTS are User defined sections of code that are executed at appropriate times Scripts may be globally defined on a project wide basis or locally defined on a per page basis You may write or customize these scripts to perform specific actions There are three 3 global scripts Initialization Control and Alarm The Initialization Script is called only once when the program first executes In here you may initialize certain variables or perform other tasks that must be performed before the main program operates The Control Script is the main program Normally User written Control Scripts are not necessary as the simple act of creating a Screen of Objects is sufficient to produce all necessary control However the Control Script is available for those Users that need more or specific control functions The Alarm Script is logical grouping of GIU BASIC code Although the GIU actually executes the Alarm Script during every pass the code herein is designed to be used only during alarm situations With the proper use of project wide global variables as flags you can trap and control the systems Alarm response Page Scripts are executed only when the associated page is displayed Since you also have contro
110. le drop down list You may also ADD a new variable to the list using the LW button Set that variable to the desired value using the Value box Next determine if the value is to be held only while the key is down or if the value is to be retained for x milliseconds PROMPT USER FOR A VARIABLE VALUE Select Variable Wariable Low Limit Figure 24 Prompt User for Variable Value Dialog Box Select a variable from the Variable drop down list You may also ADD a new variable to the list using the Y button In the Prompt box enter the prompt string to be displayed In the Limit boxes set the High and Low Limits within which your value must remain Copyright 1997 Horner Electric Inc All Rights Reserved GIU Page 51 Editor Users Manual MESSAGE BOX A dialog is presented asking for the message to be displayed MANUAL STATEMENT This entry allows you to input a single line statement into the script This can be useful for example to increment or decrement a variable by a fixed value such as x x 1 Manual Command Entry x Enter command to copy into the script CF MET Figure 25 Manual Statement Dialog Box ADDING MANUAL SCRIPTS If more control over the Function Key s action is required you can manually write and edit the script First make sure the Manual Script Editing control is CHECKED Manual Script Editing Next click the button This will put you into the Manual Editing Mode Scripts ar
111. llowing functions are available to Add a New Unit to a specific Device Driver Driver Select the desired Device Driver from the available list Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 37 Tag Name Type in an identifying name a tag to be assigned to this iteration of this driver Under certain circumstances one Device Driver might be used to control 2 or more physical networks The Tag Name identifies the network used There is a limit of 32 characters for the Tag Name Expansion Slot The GIU supports two Expansion Slots to support specialized hardware Currently no devices are available to use these slots Leave this entry at NONE Setup Summary This box displays the current parameters for the selected device driver Setup Once the desired Device Driver is selected click the button to set the Driver s parameters The appearance of the resulting dialog will depend on the driver selected EDITING OR REMOVING A DEVICE DRIVER If the Driver has already been defined it may be edited or removed Select Project Device Drivers Device Drivers bameu PCMCIA Data Logger Add Edit Remove Figure 16 Device Driver Add Remove Dialog Box Highlight the desired Device Driver entry then click either or to complete the desired task If 1s selected you will be brought into Device Driver dialog described above Copyright O 1997 Horner Electric Inc All Rights Reserved
112. llows the programmer to access Device Driver properties The properties actually available are determined by the Device Driver used NOTE The available functions if any are determined by the Device Driver Please reference the information about the Device Driver s to determine what if any properties are available using this call GetDriverProperty DriverName property Value DriverName is the Tag Name assigned to this iteration of the Device Driver See Page 36 This value must be either a string or a string variable Property is the Device Driver Property to be obtained The exact value entered here will depend on the property s of the Device Driver being accessed This value must be either a string or a string variable Value is the value to which the desired property is to be set The exact value entered here will depend on the property being accessed Strictly speaking the Value is of type Variant See The Variant Data Type Page 89 Value may therefore be any data type including strings It is permissible to issue the command without checking errors but the wise programmer will provide for error checking as below Variant returned_value returned_value SetDriverProperty DriverName property value if iserror returned_value TRUE then Handle Errors Here else Do what you want with the value endif Refer to the information included with the Device Driver for further inform
113. n on the last line of the display Look at the second line of the display It will read Firmware Exec X x xx Boot y y yy x x xx is the Executable Revision Level Make sure that the version you are about to download is GREATER than the version already in the machine y y yy is the BIOS Revision Level Make sure that the version you are about to download is GREATER THAN the version already in the machine Copyright 1997 Horner Electric Inc All Rights Reserved Page 114 GIU Editor Users Manual 6 If the NEW BIOS version is LESS THAN OR EQUAL TO the version currently in the GIU unit you may skip directly to Step 7 Otherwise perform the following steps to download a new BIOS A Turn off the power to the GIU unit or unplug its power plug B Remove the back cover from the GIU unit This may entail removing the GIU from any enclosure C Press AND HOLD the GIU Escape KEY eh Re apply power to the GIU unit The GIU will respond with two single beeps then two groups of three beeps Release the Escape Key d The screen should remain lit but empty D Install the JTAG ENABLE jumper The screen will go dark BOOT WR TUMPER INSTALLED TTAG TUMPER INSTALLED TTAG TUMPER PARKED E Locate the BOOTLOAD program files and BIOS files They should be in the same directory BOOTLOAD EXE BOOTLOAD HEX BOOT HEX If necessary CD to that directory Assuming that you used the default Setup Options that would b
114. ndow Tile Horizontally selections to clean up the display SETTING PAGE PROPERTIES One the page is selected you may set or re define its properties From The Editor Main Menu select the Page Properties option This will bring up the following dialog Page Properties O Beep While Displayed O Show Page Number amp Caption at Runtime Figure 19 Page Properties Dialog Box Caption The is the legend that is to appear in the Page s display window Title Bar Graphical If checked this signifies that this Page provides graphically oriented rather than textual information This is the default mode of operation Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 45 Some Pages may require text only output In this case this box should be unchecked O This will produce a text only page similar to an MS DOS text display Beep While Displayed If checked I signifies that the GIU should beep using its internal beeper during the time this page is displayed Show Page Number amp Caption at Runtime If checked SI signifies that the Page Number and Caption are to be displayed on the GIU during the time this page is displayed Bitmap If a Page is defined as Graphical then the Page may used a user defined bitmap as background wallpaper In this box enter the TAG NAME of the desired bitmap See USING BITMAPS Page 63 Use the pull down list to see all currently defined bitmap
115. ng and requires no User input After the test is complete the GIU will report its success or failure SERIAL TEST This will test the RS 232 and RS 485 ports The Serial Loop Back connectors previously described must be installed for this test to work This test is very quick Once completed the GIU will report success or failure Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 119 EXPANSION TEST This will test the expansion tests An Expansion Board must be installed ALL TESTS This will cause ALL tests to be run with User Input required as detailed above When all tests are complete remove power from the GIU the re apply power to the GIU without pressing any keys Copyright O 1997 Horner Electric Inc All Rights Reserved Page 120 GIU Editor Users Manual APPENDIX E GIU SYSTEM MENU The Orion Series GIUSxx has a built in System Menu for setting such parameters as HECOM baud rate and the unit s date and time To reach this menu simultaneously press the GIU s keys Continue to hold both keys until the GIU responds This may take 2 3 seconds depending on the current activities being performed by the GIU the GIU s screen will clear and revert to text mode operation You will be presented with a System Menu consisting of up to eight 8 entries This menu is context sensitive the exact functions available will depend on the state of the GIU at the moment you enter the Sy
116. ny variables 3 Create new page s by placing objects on the page s 4 Set the object s properties including associated variables 5 Attach the variables to I O points 6 Write the program to the GIU In most cases the first five steps may be taken in any order DEFINING AND SETTING UP DEVICE DRIVERS All programs have two things in common They need some kind of input to operate on and they produce some sort of useful output One of the most important points of programming is to define where the input comes from and where the outputs go Further more when the GIU is involved we need to sub divide inputs and outputs into two groups those intended for the GIU alone and those intended for real world I O devices such as attached PLCs Once the I O is defined we should let The Editor and GIU know about these points early in the program design process Primarily this consists of defining and setting up the different Device Drivers available The following diagram shows how variables and Device Drivers interact Figure 14 Variable to I O Association NOTE This diagram should not be used to infer any limits on the number of variables units device drivers nor the number or types of interconnections There may however be limits placed by the actual device driver or unit attached Copyright 1997 Horner Electric Inc All Rights Reserved Page 36 GIU Editor Users Manual A VARIABLE is a unit of storage defined by
117. o the following diagrams 9 Pin MALE Connector 15 Pin MALE Connector 8 1 5too rt ofl S o 9 olo ojo o LLL E 9 6 15 9 Rear solder side View Rear solder side View 9 Pin Male Connector 15 Pin Male Connector Pin 2 3 Pin 6 15 Pin 7 8 Pin 8 14 Pin 10 12 Pin 11 13 Install these connectors in the matching connector in the GIU Next remove power from the GIU Press and hold the L amp I key on the GIU Re apply power to the GIU The GIU should respond with two beeps and the Self Test Screen should appear You may now release the L amp I key There are seven 7 tests with an eighth button to run all tests sequentially Press the appropriate button to start the desired test Note that ALL tests require user input at least to the point of pressing to signify successful completion of the test Some tests require that you visually examine the screen to see the results DISPLAY TEST This test first asks you to set the contrast Simultaneously pressing LI and m or a will adjust the contrast UP or DOWN There should be at least 16 distinct levels of contrast control When you have verified that the contrast control works set it such that the background is BLUE with WHITE and YELLOW letters Press GT to indicate that the contrast is OK press L amp I to indicate that the contrast is not OK Copyright O 1997 Horner Electric Inc All Rights Reserved Page 118 GIU Editor Users Manual If you press SCH the GIU
118. o understand and manipulate Being a standalone unit dedicated to graphical displays the GIU frees you from having to purchase or tie up a separate PC and PC programming languages and support packages Instead of examining rows and columns of data you can easily program changes in the visual display that respond to the status of different 1 O points The GIU is also easier to program than a PC You need not be concerned about programming graphics at all All graphics are treated as objects You simply select a graphic object a Tank or Pump for example then place that item on the display screen You then specify how the object is to perform by attaching various I O points to the object s properties and specifying how the object responds to the incoming data in terms of color changes or other actions The GIU also contains its own programming language GIU BASIC It is not necessary to program in BASIC but the skilled user can provide greater functionality by supplying his own programs These programs allow you to provide a great deal of control from the GIU without needing a full PLC Once the display objects are specified and programs written the total is downloaded to the GIU through a specialized serial link The program is stored in flash EEPROM and is thus available any time the GIU is turned on The GIU needs no disk drive support which has proven to be susceptible to vibrations and contaminants Programming capabilities are prov
119. oaded into The Editor s memory Select Target Verify Program from the Main Menu Again the action is automatic if the proper GIU Tag Name has been connected NOTE If The Editor can not make reliable connections with the GIU a TIMEOUT error will be displayed Copyright 1997 Horner Electric Inc All Rights Reserved Page 80 GIU Editor Users Manual DELETING A PROGRAM This function allows you to delete a program from the GIU s memory Select Target Delete Program from the Main Menu NOTE If The Editor can not make reliable connections with the GIU a TIMEOUT error will be displayed SUSPENDING A PROGRAM This function allows you to temporarily stop suspend a program running in the GIU When you issue a RESUME command the program will begin exactly where it left off during a previous SUSPEND RESUMING A PROGRAM If a GIU program has been SUSPENDED it may be resumed by issuing this command Select Target Suspend Program from the Main Menu Programs that have been TERMINATED though may not be resumed RESTARTING A PROGRAM Use this command to start a program that has been terminated Select Target Resume Program from the Main Menu TIP You may also Restart a program in the GIU using the Toolbar item or the hotkey sequence This command is also used to start a program that has just finished downloading to the GIU You may issue this command manually though the Main Menu or automatically by checking the
120. ollowing sequence is followed 1 Initialization of the system proper 2 Initialization of all Global variables 3 Execute the Initialization Script 4 Service the I O This does not actually perform physical I O through any attached network Rather any incoming information read copied from the Device Driver into any read variables and any write variables are copied into the Device Driver The Device Driver actually determines when the physical update takes place 5 Execute the Control Script 6 If necessary change the Visible Page Number 7 Execute the Page Script 8 Execute any Object Scripts assigned to this page 9 Update visual changes to Objects if necessary 10 Execute the Alarm Script 11 Loop to Step 4 Steps 4 through 11 are known as The Control Loop Note that the Initialization Script is performed before the first I O update service This has some implications when the GIU is used as a visual monitor attached to a PLC In this case most installations will NOT want the GIU to write new values to the PLC during the GIU s Initialization Phase Because of this a special feature has been added to the I O Variable Association dialog see Page 43 In other installations the GIU may have sufficient power to be the Main Controller in the system In this case initialization of attached hardware values may be handled completely by the GIU FUNCTION KEYS Function Key Scripts are handled asynchronously with the
121. ooter String File Name Inserts the SF code When printing the current file name is printed Copyright 1997 Horner Electric Inc All Rights Reserved Page 72 Manual PRINT GIU Editor Users Page Title Inserts the SN code When printing the current page title is printed Page Number Inserts the SP code When printing the current page number is printed Date Inserts the SD code When printing the current date is printed Time d Inserts the T code When printing the current time is printed Left Inserts the L code This forces the header or footer to be left justified Center Inserts the C code This causes the header or footer to be centered Right Inserts the SR code This causes the header or footer to be right justified MARGINS Use these entries to set the page margins Once the page format has been set you may print Select the File Print Menu Item From the resulting dialog select the items you wish printed Elements to Print Pages D i PD C Object Properties Scripts C Function Keys C Global Scripts C Global Variables O 1 0 Setup PAGES Selecting this option causes the visible graphics page layouts to be printed You also have the option to print selected pages Figure 35 Print Selection Dialog Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 73 OBJECT PROPERTIES SCRIPTS Thi
122. orDkCyan ColorDkRed ColorDkMagenta ColorBrown ColorDkGray ColorLtGray ColorBlue Colorgreen ColorCyan ColorRed ColorMagenta ColorYellow ColorWhite ColorTransparent Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 87 Alignment AlignNone AlignLeft AlignTop AlignRight AlignBottom AlignCenter Data Types These values are returned by the Type and VariantType functions TypeBoolean Typelnt8 TypeUInt8 TypeByte Typelnteger Typelnt16 TypeUInt16 Typelnt32 TypeUInt32 TypeDword TypeFloat TypeLongFloat TypeDouble TypeString Type Variant MATH OPERATORS Precedence highest _ _ _ _ _ lowest ARITHMETIC COMPARISON LOGICAL Highest Exponentiation Equality Unary NOT Unary Negation Inequality lt gt AND ultiplication and Division Less Than lt OR Integer Division N greater Than gt XOR odulo Arithmetic MOD Less Than or Equal To lt Lowest Addition and Subtraction Great Than or Equal to gt The String Concatenation Operator amp while not an Arithmetic Operator lies between Arithmetic and Comparison operators When is used with string operators it becomes the concatenation operator When an expression contains operators from more than one category Arithmetic Operators have highest precedence Logical Operators have lowest precedence EX IF 3 5 AND 255 lt gt 7 is a TRUE statement Given two op
123. ps will show through the printed text If the setting is OPAQUE then the background area of the text will be the same color as the background color of the page Set Text transparent Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 101 LPRINT Output to a Line Printer Implementation of this command is platform dependent For those platforms that DO NOT support this feature this command does nothing Lprint Hello Lprint World A line feed will be automatically issued unless the PRINT statement is followed by a semi colon CLS Clear the screen The current page must be a Text Mode page STRING ORIENTED FUNCTIONS CHR Get the string representation of an ASCII code String Chr 64 HEXS Convert a numeric expression to a hexadecimal string String Hex 128 OCTS Convert a numeric expression to an octal string String Oct 128 STRS Convert a numeric expression to a decimal string String Str 128 LCASES Returns a lower case representation of a string BS LCase AS UCASES Returns the upper case representation of a string BS UCase AS SPACES Returns a string containing n spaces where n is an integer expression SS Space 10 Copyright 1997 Horner Electric Inc All Rights Reserved Page 102 GIU Editor Users Manual LEFTS Returns the left most n characters of a string where n
124. r in action to unplugging the power from the GIU The currently running program will be terminated the GIU will be reset and any loaded program will be restarted TIP If the Toolbar is active you may RESTART using the Toolbar button Copyright 1997 Horner Electric Inc All Rights Reserved GIU Page 27 Editor Users Manual SUSPEND PROGRAM This option causes any program running in the GIU to stop but retaining the all information such that the program can be restarted exactly where it left off RESUME PROGRAM This option causes a previously suspended program to resume operation Note that this command can not be used on a program that has been terminated or just downloaded to the GIU TERMINATE PROGRAM This option causes any program running in the GIU to be terminated Any network controls are stopped all information is lost INSPECT MEMORY Selecting this option allows you to inspect certain memory locations inside the GIU AUTO RESTART AFTER WRITE This selection is a switch When ON the item in the menu is checked The Editor will issue a RESTART command after a program is downloaded If the switch is OFF the menu item is not checked then the GIU will require that you manually issue the RESTART command AUTO CONNECT TO LAST TARGET This selection is a switch When ON the item in the menu is checked The Editor will automatically re connect to the unit that it was connected to when The Editor was last ex
125. re the new command is to be inserted If a command is to be inserted at the end of the list move the highlight to the End of List entry NON EDITABLE COMMANDS These commands have no properties which can be edited Goto Home Page This command causes the GIU to go to the HOME page In Release 1 of the GIU firmware the Home Page is always Page 0 Previously Viewed Page This causes the GIU to go to the previously viewed page Prompt Goto Page This will display a dialog box asking the User to type in a Page Number to go to Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Page 49 Editor Users Manual Service VO Table This command will cause the UO table the interface between the program and the Device Driver to be updated Any new values written to variables since the last I O scan will be sent to the I O Table This command is included so that the information in the Device Driver can be updated before its regular time See Operational Order Page 11 This is important because the time before the next I O scan can vary based on the number of Objects remaining to be updated and the complexity of any scripts involved The Service I O Table command causes the I O Table to be updated now Note however that the actual physical update of the I O points is determined by the Device Driver Even though information is sent to the Device Driver immediately the Device driver might not actually perform the require
126. rial link The firmware is in two parts the BIOS and the EXECUTOR The GIU contains JTAG technology that is used to download a small bootstrap loader Once loaded the bootstrap provides additional functionality to load the BIOS The EXECUTOR is responsible for loading and executing a program written by the User using the Windows based Editor package To begin you will need the following hardware and software 1 A GIU Unit It does not have to be new the following process will erase any old BIOS or EXECUTOR 2 A DOS based PC with the COMM Serial Port Free 3 WINDOWS 95 This is required to run the Editor which is necessary to download a new EXECUTOR 4 BOOTLOAD EXE a PC based program used to download the new BIOS 5 BOOTLOAD HEX An ASCII HEX file containing the bootstrap loader 6 BOOT HEX AN ASCII HEX file containing the BIOS loader 7 500 HEX This is the EXECUTOR ASCI HEX file BOOTSTRAPPING A NEW UNIT If you have a NEW UNIT please follow the following steps 1 Verify power operation by applying 24 VDC to the appropriate power connect The screen should be lit but blank 2 Install the JTAG ENABLE jumper The screen will go dark BOOT WR TUMPER INSTALLED TTAG TUMPER INSTALLED Copyright 1997 Horner Electric Inc All Rights Reserved GIU Page 113 3 4 Editor Users Manual Locate the BOOTLOAD program files and BIOS files They must all be in the same directory BOOTLOAD EXE
127. rner Electric Technical Support ERROR Block x erasure failed Status is xxxxH should be xxxxH This error can indicate that the Boot WR Jumper is not installed This error can also indicate a hardware failure If installing the Boot WR jumper does not fix the problem contact Horner Electric Technical Support Flash Chip Intelligent ID reads xxxxH xxxxH Flash ID for 28F400 T should be xxxxH xxxxH This indicates a problem with the FLASH chip s EEPROM s error occurs contact Horner Electric Technical Support No file specified erase operation only This is not strictly an error It indicates that there was no BOOT file specified on the command line used to invoke the bootloader If no other errors occur then this is proper operation WARNING Status indicates program failure record address xxH This indicates that a WRITE operation to the FLASH chip s EEPROM may not have completed successfully You should power down the GIU and try the process again Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 117 APPENDIX D GIU SELF TEST Beginning with GIU BOOT Version 1 0 20 an extensive self test program is built in to the GUI Firmware With this firmware the User can perform tests on the hardware to verify it s operation and report the result to Horner Technical Support if necessary To use this software you will first need to make two Loop back Connectors according t
128. s COPYING A PAGE If an existing page already contains all or most of the objects you need you may copy from one page to another This can save considerable time as opposed to recreating each page object by object To copy a complete page from one page to another follow these steps 1 See that the DESTINATION page is active by clicking the mouse somewhere within its displayed area The title Bar of the window is a good place 2 Select the Page Copy from Page item 3 From the displayed list select the SOURCE Page the Page that you wish copied from All data will be copied form the SOURCE Page to the DESTINATION Page DELETE ALL CONTENTS FROM A PAGE Deleting All Contents will do just that All objects variable and scripts on the selected Page will be deleted leaving you with a clean slate on which to work Note however that Deleting All Contents can be potentially dangerous as it does delete all contents To Delete All Contents of a page 1 Select the Page by clicking the mouse somewhere within its displayed area The title Bar of the window is a good place 2 Select the Page Delete All Contents item 3 You will be asked to verify the ensuing delete Select YES or NO Copyright 1997 Horner Electric Inc All Rights Reserved Page 46 GIU Editor Users Manual DEFINING FUNCTION KEYS The GIU has sixteen 16 Function Keys available to the Operator The Programmer may use any or all of these keys
129. s in the array The required storage is then ELEMENTS SIZE GIU BASIC arrays are 0 based For an array of n elements the elements are element 0 element 1 element n 1 Scaling This section allows a variable to be scaled between actual raw I O values an engineering units EU which is a User defined range of values boxes are available NOTE Variables are scaled when they are assigned written but not when they are referenced read If X is a scaled variable then X RAW_TEMP will cause a scaling action but RAW_TEMP X will not Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 41 DEFINING ADDING VARIABLES A PRACTICAL EXAMPLE Here is a more real life example of adding and defining a variable The situation is that a certain thermocouple device is used to read 200 C to 200 C The thermocouple input card generates a 12 bit 0 4095 conversion The card is adjusted such that 200 C converts to 0 and 200 C converts to 4095 From the Main Menu select Project Variables In the Variable Dialog Box set the NAME to Templ1 set the TYPE to SHORT and enable the SCALING feature Scaling will be used to convert the raw reading of 0 to 4095 to engineering units EU in Degrees Celsius Scaling uses the following formula EU V S B Where EU Engineering Units V Raw Input Value S Slope B Bias offset
130. s option prints any properties and scripts assigned to the visible objects FUNCTION KEYS This option prints the Function Key script both Global and Local page GLOBAL SCRIPTS This option prints the global scripts Initialization Control and Alarm GLOBAL VARIABLES This option prints a table of any globally assigned variables VO SETUP This prints a cross reference table of I O stations groups versus variables In other words which physical 1 O points are assigned to which variables if any After you have made your selection click the button This will bring up a Windows standard Print Control Dialog Print Printer Name HP LaserJet 4 z Status Default printer Ready Type HP LaserJet 4 Where APrintserveriulj Comment C Print to file Print range Copies O All Number of copies O Pages from o to o O Selection pi Figure 36 Printer Selection Dialog The appearance and functions of this dialog box will vary depending on what kind and how many printers you have installed on you system Copyright 1997 Horner Electric Inc All Rights Reserved Page 74 GIU Editor Users Manual COMMUNICATING WITH THE GIU Once the program is written you must download it to the GIU This requires that the GIU be defined and attached Also the program should be checked for grammatical errors or omissions and saved MENU SWITCHES The Target menu has three 3 switches that are set to your ne
131. served GIU Page 93 Format Editor Users Manual Function Set the Object s Text and or Display Formatting Data Type String Syntax Me TextValue v Gallons Sets the displayed text and or display formatting value for the object The string may contain displayable text or formatting codes A typical format code takes the following format width precision code NOTE Format codes are case sensitive width is the minimum width of the conversion If the number of converted characters including any decimal point exceeds width then all of the characters will be printed If the number of converted characters is less than width and width is positive then the display is prefixed with spaces If the number of converted characters is less than width and width is negative then the display is suffixed with spaces If the first digit of width is 0 and no is specified the 0 characters are prefixed precision determines the precision of any floating point conversion that is the number of digits to the right of the decimal point precision is ignored for any other type of conversion The default precision is 3 Format Code Result d Signed Integer of Object value 32 bits u Unsigned Integer of Object s value 32 bits f Float of Object s value There is always a 0 even if no fractional part exists EX Value 12 print 12 0 v Float of Object s value Same as f except that if no fract
132. splays Selecting this item will cause a popup menu to appear giving you the available choices Vertical Horizontal or Both If the Toolbar is active use the a sl or E Toolbar Buttons to Make Same Size Vertical Make Same Size Horizontal or Make Same Size Both respectively Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 25 THE TARGET SUB MENU Object Target Options Tools Window Help Connect At Disconnect Alt D GIU Tag Names Read Program Ctrl F1 Write Program CulsF2 Verify Program Delete Program Status Suspend Program Resume Program Restart Program Terminate Program Inspect Memory Auto Restart after Write Auto Connect to Last Target Attach Source Code to Writes Figure 9 The Target Sub Menu These options allow you to select deselect and manipulate an attached GIU device CONNECT Selecting this option will cause The Editor to establish the connection between The Editor and a pre defined GIU device see GIU TAG NAMES below DISCONNECT Selecting this item will cause The Editor to release the connection between The Editor and the attached GIU Device GIU TAG NAMES This option allows you to add edit or remove a GIU Tag Name This tag will be associated with a particular unit having User defined properties such as communications port baud rate etc The Tag Name is used in the CONNECT function above
133. start After Write sees ese ese ee ee 77 Menu Teis ticas EE EI 72 From GIU Keyboard A 118 Restarting a Proeram sesse esse esse ee see ke ee ee 26 Menu Item sees ees ee ee RR ee 26 78 RESUME El EE 78 After Terminating esse esse es see se ee se ee ee 78 From GIU Keyboard cocooocnonccnonccconccnnnnccnonacionacinnnos 118 Men Item entseina sientes 27 S SCALING Determining Bias ooooooocnnnncnnonoconononcnnnnonnnnnconcnnnnnnns 41 Determining SlOPE oooonocnoccconcccnnancnonncnoncconccnonacnnne 41 Variable Metiu TEE ie ese He Ge ESE Ve GR EA Ge De N oe 40 EE 9 SCRIPTS Addin is 67 Alarm EE 9 33 66 84 Menu em EER EER GE r 21 Assigning Variable mm 10 Control 9 66 84 Menu Items cian inch 21 Control Script DGFT CO DEE 33 IR ME 33 Ed ti as 67 Edit Functions sesse esse esse ee see ee ee ke ee 68 Ex cution al AR EE OE OE 9 Function Ken 46 67 84 Copyright 1997 Horner Electric Inc All Rights Reserved Page 142 GIU Editor Users Manual Global is tara 9 SUSPEND naaa Se oe ge ee E 78 Initialization occccccncnnnnnnnnnnnononononinonos 9 33 66 84 From GIU Keyboard c ooocoooccccnonoccconoooncncnonnncnnnnnnnoss 118 Menu Te rg es Me sg ee Eege 21 Men E EE 27 Doctors 9 SYSTEM EVENTS iese seek se See see bee ee ee Gebed ed 93 ODOC tree et Ee eg gee nee ge ee De gee ee 9 66 84 Object Scripts T A EE OE EE EE eSak 24 Paris 33 44 66 84 Tag NAMES Copying 22 Bitmap ER RE RE ER OE EE OR 45 W Associatine a T
134. stem Menu es UNUSED This key is currently unused In future releases this key may serve as a wild card for system specific functions e SUSPEND RESUME This key causes the currently running program to be suspended That is the program is stopped but it s status and data are retained for further use The program can be subsequently resumed If this key is pressed you will be presented with a Program Suspended message Simultaneously pressing HE will return you to the System Menu but now the LE legend will read Resume e RESTART This key causes any loaded program to be completely reinitialized This would be similar to a hardware RESET but without removing power from the GIU TERMINATE This key will cause any running program to be terminated Any data will Fa be lost and will reguire a RESTART to start the program Should you press TERMINATE you will be given a termination message To restart the program first simultaneously press KO to obtain a new menu then press E RESTART e SETUP This key will causes you to go to the System Setup Utility described below e UNUSED This key is currently unused In future releases this key may serve as a wild card for system specific functions e VIEW LOG This key will take you to the System Event Log screen described below EXIT SYSYEM SHELL Pressing this key will return you to the running program Copyright O 1997 Horner Electric Inc All Rights Reser
135. the attached GIU This may be caused by a corrupted file or by an attempt to load a file that is not compatible with the attached GIU Copyright 1997 Horner Electric Inc All Rights Reserved Page 116 GIU Editor Users Manual ERROR 4 Invalid HEX file checksum This indicates that a HEX File record has a bad checksum This is usually caused by a corrupted HEX File The JTAG CPU Chip Identifier is 10000000000000000000000000000001 For Intel386 EX TC it should be 00101000001001110000000000010011 This error is usually caused by the inability of BASIC to capture the PC s COM1 Serial Port Another program may be using it Terminate that program before invoking BOOTLOAD EXE This will happen if you do not terminate The Editor before attempting this procedure ERROR JTAG port is not responding This error is usually caused by the JTAG Jumper not being installed See above If the JTAG jumper is installed then this would indicate a hardware failure This error can occur due to slight timing variations If this error occurs try running BOOTLOAD again without powering down the GIU It may be necessary to repeat this step 4 5 times However once the GIU connects the resulting transfer is good ERROR Verify failure at address xxxxH wrote xxxxH read xxxxH This indicates that the GIU was unable to verify a WRITE operation at the specified address The READ data may be useful for further troubleshooting by Ho
136. the dialog box initial value is the value that will be assigned if the User does not otherwise enter a value Low range is the minimum value that the calling program will accept High range is the maximum value that the calling program will accept The User s input must be between low range and high range inclusive Sound the on board beeper for a short time PRINT Output text in TTY text screen mode There are several different forms available Print Item Prints the text Item on the screen then prints a line feed Print Item Prints the text Item on the screen but does NOT issue a line feed Print A B C Prints the value of three variables on the screen separated by tabs then issues a line feed Print A B C Prints the value of three variables The variables are not separated Then issues a line feed NOTE printing of numeric variables always includes a leading space SET CURSOR Set Cursor column row column and row are numeric variables Both values must be equal to or greater than zero Row and column are referenced from the upper left corner of the screen 0 0 Note the required SPACE between Set and Cursor NOTE If the values for row or column exceed the capabilities of the GIU an error will occur SET TEXT n Determines whether any text output using the PRINT statement has a transparent or opaque background If the setting is TRANSPARENT then any previously painted objects or bitma
137. to the point of being automatic by using WIZARDS To unlock the power of the GIU you will want to understand script programming and it s underlying language AVAILABLE SCRIPTS The following scripts may need to be written or modified THE INITIAL SCRIPT This script is run once when the GIU is first started or immediately after reset This script should perform any actions necessary to initialize the GIU system THE CONTROL SCRIPT This script is run continuously as long as power is applied to the GIU This script is thus an endless loop From this script the programmer determines the order of operation of any other scripts pages or function keys THE ALARM SCRIPT This script is a logical grouping of code that is used to trap alarm conditions You should set up a system of project wide global variables to use as flags These flags are set by other scripts page scripts object scripts etc and can be set or cleared to tell the Alarm Script that an alarm has occurred THE PAGE SCRIPTS These scripts are called whenever the associated PAGE is being displayed From this script the programmer controls the visible objects and the actions of any available Function Keys THE OBJECT SCRIPTS These scripts are attached to the visible objects and are thus called only when the Page containing the Object is being displayed NOTE There is a limit of 256 Objects per page Under default circumstances the Object Scripts will be call
138. ts Reserved GIU Page 17 Editor Users Manual NEW PROJECT NEW PROJECT creates a new project workspace All screens objects function keys and scripts are cleared Page 0 which has been cleared is displayed TIP If the Toolbar is active you may start a new project using the Toolbar Button OPEN PROJECT OPEN opens an existing project workspace The Editor looks in the current working directory for files with the extension GIU You are presented with the standard Windows File Open dialog so selecting projects from other directories should be second nature to you TIP If the Toolbar is active you may open an existing project using the Toolbar Button SAVE PROJECT SAVE PROJECT writes the current project workspace to disk For the SAVE to be truly automatic the project must have been named by first using the Save Project As option If the project is unnamed the SAVE option will automatically revert to the Save Project As option TIP If the Toolbar is active you may save a project using the Toolbar button If the project is previously unsaved this option will automatically revert to Save As SAVE PROJECT AS SAVE PROJECT AS allows a project to be saved under a User specified name In the case of a new project it is necessary to use Save Project As to add a name to the project A project must be named in this manner before the Save option is functional SAVE RUNTIME BINARY This option allows th
139. ttached to external hardware through one of the networks available to the GIU hardware BITMAPS Select this menu item to assign Tag Names to any bitmapped files that you may be using Bitmapped files may be used as wallpaper on a GIU Screen designated as graphical KEYS Select this menu item to program the available Function Keys to the left right and below the display screen on a project level global basis NOTE Project Level global Function Keys are superseded Page Level Function Keys Copyright 1997 Horner Electric Inc All Rights Reserved GIU Page 21 Editor Users Manual GLOBAL DECLARATIONS Select this menu item to declare global project level variables and functions INITIAL SCRIPT Select this menu item to create or edit the program s Initialization Script CONTROL SCRIPT Select this Menu Item to create or edit the program s Main Control Script ALARM SCRIPT Select this menu item to create or edit the program s Alarm Script DEVICE DRIVERS Select this menu item to add or delete Device Drivers During this process you will also be allowed to attach different or multiple I O devices to a single network if that is supported by the network and to attach specific I O points to system variables Thus a program variable may be assigned to a specific I O point on a specific device on a specific network GIU MODEL This item is included to allow compatibility with future products in the GIU line
140. ually be seen on the display is Page 5 The ShowPage effects when used from within a Page or Object Script are much different ShowPage when used within a Page or Object Script causes an immediate EXIT from the script Therefore if from within an Object or Page script you code ShowPage 3 subsequent code not executed ShowPage 5 All instructions after the ShowPage 3 will not be executed In fact if the ShowPage is executed from within an Object Script any subsequent Object scripts will not be executed Copyright O 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 13 If the ShowPage is executed from within a Function Key script operation can really get strange 1 Ifa Function Key is pressed during any script the script will run to completion 2 If the Function key is pressed during an Object Script the Object Script will run to completion But the Page on which the Object is present will be exited as soon as the effected Object Script is complete The interactions here can be very subtle 1 If a Function Key interrupts any given script and the script subsequently executes a ShowPage the Script s ShowPage will override the Function Key ShowPage 2 If a Function Key interrupts an Object Script any subsequent Object Scripts will not be executed The visible effects of the above can be variables that do not get set or get set to the wrong value pages that do not get displayed or Functions
141. values are 110 150 300 600 1200 2400 4800 9600 and 19200 Parity This should match the parity assigned to the SNP network Possible values are None Even and Odd Stop Bits This should match the number of stops bits assigned to the SNP network Possible value are 1 or 2 REMOVING STATIONS DROPS To remove a configured station click the button in the Stations Box Copyright 1997 Horner Electric Inc All Rights Reserved GIU Editor Users Manual Page 135 ADDING REGISTER GROUPS TO DROPS PLCs have different types of REGISTERS available Binary In Binary Out Analog In Analog Out etc Network traffic can often be reduced by grouping sets of like registers together In most cases it is more efficient to use one network call to read or write several registers with one call that it is to issue several calls each reading or writing one register From the Station s Group box of the SNP Setup dialog click the button to add a new set of register groupings For each group added you will need to specify the Type Of fset and Count for the Group Type Enter the TYPE of the register s to be accessed according to the types available to the attached PLC Offset This is the stating point within the PLC of this group Acceptable values are determined by the attached PLC Count This is the number of points to be accessed in this one group Acceptable values are determined by the network limitations and possibly th
142. ved GIU Editor Users Manual Page 121 THE SETUP UTILITY The Setup Utility allows you to program the various internal features of the GIU including the HECOM baud rate and port the unit s Date and Time etc The Main Screen When you select the Setup Utility from the System Menu you will be presented with the MAIN SCREEN Auto Run Buzzer Enabled Screen Saver 300 Log Size 10 Date 01 01 80 Time 13 30 30 Faults Enabled n PrevPage z Next Page as Save Abandon Figure 42 Setup Menu MAIN page Use the vla keys to select the ITEM to edit Press the key to accept all changes Press the to refuse all changes AUTO RUN This determines if the User s program will start automatically when power is applied to the GIU Available options are DISABLED and ENABLED Use the sd keys to change the options BUZZER This determines if the on board piezo electric buzzer will sound Available options are ENABLED and DISABLED Use the lt gt keys to change the options SCREEN SAVER This sets the time in SECONDS before the GIU automatically blanks its screen This serves to extend the lifetime of the fluorescent backlight Set a new value using the GIU s number keys The default value is 300 seconds 5 minutes We suggest that this not be set longer than 600 seconds 10 minutes DATE This sets the calendar in the GIU Use the GIU s number keys to enter new values TIME This sets the Time o
143. will proceed to the Color Test This will ask you to press lo When you do the GIU will cycle through all eight 8 possible colors The screen will display the color and the name of the color will be displayed briefly in the middle of the screen Press to see the next color After the Color Test you will be asked to proceed to the Adjacent Pixel Test This test writes alternate values to the video memory You will be required to visually inspect the display This test requires four screens to properly check all possibilities Press to select the next screen After you have inspected all four screen you will be asked to press if all screen are OK or 1f the screen are not OK KEYPAD TEST This test asks you to press ALL keys on the keypad When you do the appropriate key on the diagram will change color and the key s legend will appear When you have pressed ALL keys the GIU will return to the test menu CLOCK TESTS This test will test the CPU crystal speed the Serial Interface crystal speed and allow you to set the Real Time Clock values The correct CPU Clock Speed is 25 MHz The corrects COM Clock Speed is 1 8432 MHz Set the Real Time Clock and watch the value change Set the real Time Clock for the current time and date WATCHDOG TEST This test checks the built in watchdog function After pressing the test key the GIU will blank and then reset MEMORY TEST This will test the on board memory The test is self runni
144. y the GIU to perform the tasks defined by the programmer There are several different levels of scripts Initialization This script is called once when the program first begins to run after a reset or restart Control This is the main loop This script is called continuously until the program is terminated or power is removed Alarm This script is used to trap alarm conditions as determined by other scripts Page This script is called whenever the associated Page is being displayed Object This script is called on an object by object basis according to the placement of the objects on the screen Function Key This script is called when a Function Key is pressed Function Key scripts are available from both the Global and Page levels Object Scripts may be written indirectly automatically using WIZARDS By using a wizard writing a script is no more difficult that filling in a small table of values Also the code produced by a wizard is bug free at least so far as the correct information is entered into the wizard You may wish to first write an Object Script using the wizard then add additional features manually Other Scripts especially the important Initialization Control and Alarm scripts are written manually by declaring variable and issuing statements PREDEFINED VALUES These VALUES may be used as keywords within GIU BASIC scripts Boolean Values TRUE 1 FALSE 0 Colors ColorBlack ColorDkBlue ColorDkGreen Col

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