PCL-722 User Manual - download.advantech.com
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1. PCL 722 144 ch Digital I O ISA Card User Manual Copyright The documentation and the software included with this product are copy righted 2011 by Advantech Co Ltd All rights are reserved Advantech Co Ltd reserves the right to make improvements in the products described in this manual at any time without notice No part of this man ual may be reproduced copied translated or transmitted in any form or by any means without the prior written permission of Advantech Co Ltd Information provided in this manual is intended to be accurate and reli able However Advantech Co Ltd assumes no responsibility for its use nor for any infringements of the rights of third parties which may result from its use Acknowledgements PC LabCard is a trademark of Advantech Co Ltd IBM PC are trademarks of International Business Machines Corporation MS DOS Windows Microsoft Visual C and Visual BASIC are trademarks of Microsoft Corporation Intel and Pentium are trademarks of Intel Corporation Delphi and C Builder are trademarks of Borland Corporation Part No 2003722010 Ist Edition Printed in Taiwan November 2011 PCL 722 User Manual li Product Warranty 2 years Advantech warrants to you the original purchaser that each of its prod ucts will be free from defects in materials and workmanship for two years from the date of purchase This warranty does not apply to any products which have been repaired or2. 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 20 This demo program demonstrates how to use the read back funct of t 722 to monitor the output status HARDWARE SETTIN k k 1 Base address set at 0x2C0 2 select 144 lines I O by adjusting SW2 N kkkkkkkkkkkidkkikkkkkkikikkkkikkkkkkkidkkkkkkkkkkikkkiakkkkkkidA include lt stdio h gt include lt conio h gt include lt process h gt include lt dos h gt struct channel define channel structure int int int int main struct channel CN 6 there are six connectors k int base Ox2c0 set base address at 2CO in hex int porta save read back value of sid int portB s d back value o int portc sa read back value o ky int i jz screen handle x PCL 722 User Manual 24 clrscr gotoxy 25 1 textattr 0x70 cputs PCL 722 DEMO PROGRAME gotoxy 1 2 printf Testing CN for i 0 i lt 3 i i gotoxy 1 4 i 2 printf Port c output value gt A i i gotoxy 40 4 i 2 printf ReadBack gt calculate port addresses of each CN for i 0 i lt 6 i CN i portA base i 4 0 CN i portB base i 4 1 CN i portC base i 4 2 CN i config base i 4 3 Initialization outportb CN i portA 0x00 outportb CN i portB 0x00 outportb CN i portc 0x00 outportb CN i config 0x80 all as OUTPUT fF Ie 2 2
3. Dimensions L x H 334 x 100 mm 13 2 x 3 9 1 3 Applications e Industrial AC DC I O module monitoring and control e Relay and switch monitoring and control e Parallel data transfer e Sensing the signals of TTL DTL CMOS logic e Driving indicator LED s 3 Chapter 1 1 4 Installation Guide Before you install your PCL 722 card please make sure you have the fol lowing necessary components e PCL 722 DA amp C card e PCL 722 User Manual Driver software Advantech DLL drivers in the companion CD ROM e PC or workstation with a ISA bus slot Some other optional components are also available for enhanced opera tion ActiveDAQ ActiveDAQ Pro LabView or other 3rd party software packages After you get the necessary components and maybe some of the accesso ries for enhanced operation of your multifunction card you can then begin the installation procedure Figure 1 1 gives users an overview of the software and hardware installation procedure Install Driver from CD ROM and turn off computer NL Install hardware and turn on computer NL Use driver utilitv to configure hardware 0 Use test utilitv to test hardware NL Read examples amp driver manual Start to write your own application Figure 1 1 Installation Flow Chart PCL 722 User Manual 4 1 5 Software Overview Advantech offers a rich set of DLL drivers third party driver support and application software to
4. Interrupt Settings Figure 3 3 Interrupt Enable Selection Signal Connections ss eennennenzzznnznnzznnzenenznnanznnnnnzzi 334 Configurati ti sz isse is pp Table 3 3 CFG register format mode 0 Table 3 2 8255 Address Map enennennenn Table 3 4 8255 Mode 0 Configuration Table Interrupt Handling eenennennnn nemes Programming Examples sssessnnssznnennnee 24 Block Diagrams cccissscccscscecassssnscsccsavscenasscsanctes ZU PC VO Port Address Map ssseessnnnssnnnnoes 32 vii Table of Contents PCL 722 User Manual vili CHAPTER Introduction This chapter contains information on the PCL 722 and instruction on card config uration in order to match your applica tion and prepare it for installation on your system Sections include e Features e Specifications e Applications e Installation Guide e Software Overview Chapter 1 Introduction The PCL 722 144 bit DIO card is a generalized 144 line parallel digital I O board that has six channels Each channel emulates mode 0 of a 8255 programmable peripheral interface chip and has 24 lines of digital input and or output Every channel has an individual connector with OPTO 22 compatible pin assignment Two lines of each connector can be used to generate a hardware interrupt These inputs are buffered and can be con nected to IRQ 2 3 4 5 6 and 7 The PCL 722 is a full size PC add on card and can fit
5. PC4 PC7 PBO PB7 PCO PC3 80H output output output output 81H output output output input 82H output output input output 83H output output input input 88H output input output output 89H output input output input 8AH output input input output 8BH output input input input 90H input output output output 91H input output output input 92H input output input output 93H input output input input 98H input input output output 99H input input output input 9AH input input input output 9BH input input input input PC7 GND PC6 GND PC 5 GND PC 4 GND PC 3 GND PC 2 GND PC 1 GND PCO GND PB7 GND PB 6 GND PB 5 GND PB 4 GND PB 3 GND PB 2 GND PB 1 GND PBO GND PA7 GND PA 6 GND PA 5 GND PA 4 GND PA 3 GND PA 2 GND PA1 GND PAO GND 5V GND PCL 722 User Manual 20 3 4 Interrupt Handling The PCL 722 has two lines PC 0 PC 3 for each channel to generate hardware interrupt The interrupts are edge triggered PC 0 traps a rising edge signal while PC 3 traps a falling edge signal To use the interrupts simply insert the appropriate IRQ jumper to select the desired interrupt level IRQ 2 7 To determine which input generated the interrupt read Port C lower bits 0 and 3 to locate the current state of inputs Note that the inputs are not latched and no first event trapping is provided to determine which input was active first The user can select which channel is to be interrupt enable by setting interrupt e
6. help fully exploit the functions of your PCL 722 card e Device Drivers on the companion CD ROM e LabVIEW driver e Advantech ActiveDAQ Pro Programming Choices for DA amp C Cards You may use Advantech application software such as Advantech Device Drivers On the other hand advanced users can use register level pro gramming although this is not recommended due to its laborious and time consuming nature Device Drivers Advantech Device Driver software is included on the companion CD ROM at no extra charge It also comes with all Advantech DA amp C cards Advantech s Device Drivers features a complete I O function library to help boost your application performance Advantech Device Drivers for Win 2000 XP works seamlessly with development tools such as Visual C Visual Basic Borland C Builder and Borland Delphi Register level Programming Register level programming is available for experienced programmers who find it necessary to write code directly at the level of the device reg ister But since register level programming requires much effort and time it is strongly recommend to use the Advantech Device Drivers instead 5 Chapter 1 PCL 722 User Manual CHAPTER Installation This chapter contains a package item checklist proper instructions for unpacking and step by step procedures for card installation Sections include e Unpacking e Driver Installation Hardware Installation e Device Configurati
7. it only by its edges DO NOT TOUCH the exposed metal pins of the con nector or the electronic components Note Keep the anti static bag for future use You might need the original bag to store the card you have to remove the card from a PC or transport it elsewhere PCL 722 User Manual 8 2 2 Driver Installation We recommend you install the driver before you plug the PCL 722 into your system since this will guarantee a smooth installation process The Advantech Device Drivers Setup program for the PCL 722 card is included in the companion CD ROM that is shipped with your DA amp C card package Please follow the steps below to install the driver software 1 Insert the companion CD ROM into your CD ROM drive 2 The Setup program will be launched automatically if you have the autoplay function enabled on your system When the Setup Program is launched the Setup Screen will appear Note Ifthe autoplay function is not enabled on your computer use Windows Explorer or Windows Run command to exe cute AUTORUN EXE on the companion CD ROM ADWNTECH DAQ Device Driver Di A powerful and helpful tool to 5 configure youn Advantech Device Manager Individual Drivers Examples amp Utilities Advanced Options BioDAQ Figure 2 1 Advantech Automation Software Setup 3 First install the Advantech Device Manager 4 Select the Individual Drivers to install the specific device driver then just follow the installation inst
8. see 8255 MODE 0 Function Definitions Read back is another useful function ofthe PCL 722 and this allows the user to monitor each output port of each channel 8255 MODE 0 FUNCTION DEFINITIONS Two 8 bit ports Port A Port B Two 4 bit ports Port C upper Port C lower Any port can be used for input or output Outputs are latched whereas inputs are not latched 16 different input output configurations are available in this mode PCL 722 User Manual 18 Table 3 2 8255 Address Map Register Address Function Port A BASE ADDRESS 0 Read Write Port B BASE ADDRESS 1 Read Write Port C BASE ADDRESS 2 Read Write CFG REG BASE ADDRESS 3 Write Only Example Base address set at 300 Table 3 3 CFG register format mode 0 CHO CH1 CH2 CH3 CH4 CH5 Port A 300 304 308 30C 310 314 Port B 301 305 309 30D 311 315 Port C 302 306 30A 30E 312 316 CFG Port 303 307 30B 30F 313 317 D7 D6 D5 D4 D3 D2 D1 DO 1 input 0 output Port C low nibble 1 input O output for Port B FT 1 input 0 output Port C low nibble 1 input O output for Port A 19 Chapter 3 The following table lists all possible configured commands to configure 8255 in mode 0 Ta ration Table ble 3 4 8255 Mode 0 Configu DA D3 D1 DO Config PAO PA7
9. settings vd al AT 2 mM va il 4 swi Figure 3 1 Card Connectors Jumpers amp Switches Location Descriptions CNO CN5 OPTO 22 50 pin connector for digital input or output chan nels Port 0 Port 5 JO J5 amp J6 Interrupt setting SW1 Base address setting SW2 96 144 bit mode setting PCL 722 User Manual 14 3 2 1 Base Address Selection The PCL 722 requires 32 consecutive address locations within the I O space Some I O address locations will be occupied by internal I O and your peripherals In order to avoid conflict with these devices the PCL 722 address can be set by a 6 position DIP switch and placed anywhere in the IBM PC decoded external UO space The 200 3FF hex 512 1023 decimal address range provides extensive unused areas of I O space though you should check with the IBM Standard Technical Reference Manual for possible conflicts with commonly installed peripherals Table 3 1 Switch Position Summary Switch Position I O Address Range Hex 1 2 3 4 5 AQ A8 A7 A6 A5 A4 Fixed 200 20F 1 0 0 0 0 0 210 21F 1 0 0 0 0 1 220 22F 1 0 0 0 0 0 2C0 2CF 1 0 1 1 0 0 300 30F 1 1 0 0 0 0 3FO 3FF 1 1 1 1 1 1 Note ON 0 OFF 1 A4 A9 corresponds to PC bus address lines means factory setting Switch position 6 is not
10. used 15 Chapter 3 3 2 2 96 144 bit Mode Setting The PCL 722 can limit the 32 required addresses to 16 there fore the digital I O is limited to 96 bits SW2 see Fig 3 2 below sets the number of usable I O The PCL 722 card should be left in the 144 bit mode unless this address con flicts with the addresses of other peripherals already installed or those to be installed in neighbouring slots 96 144 sw2 Figure 3 2 Select 144 or 96 O By selecting 96 bit mode two or more boards can be mapped consecutively on adjacent addresses By selecting 144 bit mode a minimum gap of 8 addresses will exist between each board The following address list provides examples of multi ple board addressing with consecutive addresses Note that these are not the only addresses available because other com binations can be used Board 1 Board 2 200 20F 210 21F 230 23F 240 24F 250 25F 260 26F Note In 144 bit mode base address line A4 is not in functional Status therefore A4 of SW1 does not need to be set The following base addresses are available 200 220 240 260 280 2A0 2C0 2E0 300 320 340 360 380 3A0 3C0 3E0 The following base addresses are illegal 210 230 250 270 290 2B0 2D0 2F0 310 330 350 370 390 3B0 3D0 3F0 PCL 722 User Manual 16 You can set the address according to the information given in Table 3 1 3 2 3 Interrupt Settings Pins PC 0 and PC 3 of each channel of the PCL 722 generate ha
11. 2 2 202 2 2 2 22 2 2 20202 main program a IIe IIe et te ef for i 0 i lt 6 i gotoxy 13 2 gx textattr 0x09 print CN number cprintf d i for j 0 j lt 0x100 j outportb CN i portA j out j to port A gotoxy 25 4 printf 2x j portA inportb CN i portA read back gotoxy 53 4 printf 2x portA if portA j printf 7 beep gotoxy 1 20 textattr 0x09 cprintf CN d port A readback error i getch exit 1 quit to dos outportb CN i portB j out j to port B gotoxy 25 6 25 Appendix A printf 2x 4 7 portB inportb CN i portB read back gotoxy 53 6 printf 2x portB if portB I j printf 7 beep textattr 0x87 gotoxy 1 20 cprintf CN d port B readback error i getch exit l quit to dos outportb CN i portC j out j to port C gotoxy 25 8 printf amp 2x j portC inportb CN i portC read back x gotoxy 53 8 printf 2x portcC if portc j printf 7 beep gotoxy 1 20 textattr 0x87 cprintf CN d port C readback error i getch exit 1 quit to dos printf n nPass test Press any key to quit n getch PCL 722 User Manual 26 DEMO2 C eee 2 2 22 2 2 2727272 2 2 2 2 222 2 2 2727272 2 2 2 2 22 2 2 2 2 2 2 2 2 22 2 2 22 2 2 222 20 This demo program demons
12. altered by persons other than repair personnel authorized by Advantech or which have been subject to misuse abuse accident or improper instal lation Advantech assumes no liability under the terms of this warranty as a consequence of such events Because of Advantech s high quality control standards and rigorous test ing most of our customers never need to use our repair service If an Advantech product is defective it will be repaired or replaced at no charge during the warranty period For out of warranty repairs you will be billed according to the cost of replacement materials service time and freight Please consult your dealer for more details If you think you have a defective product follow these steps 1 Collect all the information about the problem encountered For example CPU speed Advantech products used other hardware and software used etc Note anything abnormal and list any onscreen messages you get when the problem occurs 2 Call your dealer and describe the problem Please have your man ual product and any helpful information readily available 3 Ifyour product is diagnosed as defective obtain an RMA return merchandize authorization number from your dealer This allows us to process your return more quickly 4 Carefully pack the defective product a fully completed Repair and Replacement Order Card and a photocopy proof of purchase date such as your sales receipt in a shippable container A produ
13. any full length expansion slot in the IBM PC XT AT or compatible computer running at any clock rate 1 1 Features 144 TTL digital I O lines 6 connectors each with 24 I O lines The 24 I O lines of each connector are configured to port PA 8 bit PB 8 bit PC Upper 4 bit and PC Lower 4 bit Each port can be pro grammed to digital input or digital output Emulates mode 0 of 8255 PPI Programmable interrupt handling OPTO 22 compatible 50 pin connector Direct interface to wide range of peripherals 1 2 Specifications 1 2 1 Digital Input Channels 144 24 channels x 6 ports shared with output Compatibility 5V TTL Input Voltage Logic 0 0 0 V 0 80 V 0 2 mA Logic 1 2 0 V 5 25 V 20 uA Interrupt Capable Ch Bits 0 and 3 of Port C can generate an interrupt to IRQ 2 3 4 5 6 or 7 Interrupt Bandwidth 800Hz 0 5 Duty cycle PCL 722 User Manual 2 1 2 2 Digital Output Channels 144 24 channels x 6 ports shared with input Compatibility 5V TTL Output Voltage Port A B C Logic 0 0 4 V max 24 mA Logic 1 2 4 V min 15 mA 1 2 3 General Specifications Power Consumption Typical 5 V 1 3 A Max 5V 1 8A Operating Temperature 0 60 C 32 140 F Storage Temperature 20 70 C 4 158 F Operating Humidity 5 95 RH non condensing refer to IEC 68 2 3 V O Connectors 6 x 50 pin male ribbon cable connectors Pin assignment are fully compatible with Opto 22 I O modules racks
14. ck Diagram Appendix B Block Diagram ADDRESS ADDRESS ADDRESS ADDRESS ADDRESS ADDRESS m from from from from Base 0 Base 4 Base 8 Base 12 Base 16 Base 20 to to to to to to Base 3 Base 7 Base 11 Base 15 Base 19 Base 23 CNO NI CN2 CNS CN4 CN 6 vcw Tow 2on gt emi I Jy apa a nam ein now nm w o o IRQ Jumper PCL 722 BLOCK DIAGRAM PCL 722 User Manual 30 APPENDIX PC I O PORT ADDRESS MAP Appendix C PC I O Port Address Map I O Address Range Hex Function 000 1FF Base system 200 Reserved 201 Came control 202 277 Reserved 278 27F Second printer port 280 2F7 Reserved 2F8 2FF COM2 300 377 Reserved 3713 37F First printer port 380 3AF Reserved 3B0 3BF Mono Disp Print adapter 3C0 3CF Reserved 3D0 3DF Color Graphics 3E0 3EF Reserved 3F0 3F7 Floppy disk drive 3F8 3FF COM1 PCL 726 User Manual 32
15. ct returned without proof of the purchase date is not eligible for war ranty service 5 Writethe RMA number visibly on the outside of the package and ship it prepaid to your dealer iii Declaration of Conformity CE This product has passed the CE test for environmental specifications when shielded cables are used for external wiring We recommend the use of shielded cables This kind of cable is available from Advantech Please contact your local supplier for ordering information FCC Class A Note This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environ ment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Opera tion of this equipment in a residential area is likely to cause harmful inter ference in which case the user will be required to correct the interference at his own expense Technical Support and Assistance Step 1 Visit the Advantech web site at www advantech com support where you can find the latest information about the product Step 2 Contact your distributor sales representative or Advantech s cus tomer service center for technical support if
16. d int Oah ISR setvet OxOa alarm set new int Oah ISR IMR inportb 0x21 get 8259 interrupt mask register initialization outportb 0x2c0 Ox0 CNO port A outportb 0x2cl Ox0 CNO port B outportb 0x2c2 0x08 CNO PC4 0 gt interrupt enable pc3 1 k IE PCO 0 outportb 0x2c3 0x80 set CNO as output function cirscr printf Press any key to generate a rising edge interrupt getch outportb 0x21 0xfb amp IMR set IRQ2 nonmasked printf n nCNO Port C x inportb 0x2c2 generate a rising edge signal at CNO PCO outportb 0x2c2 0x9 printf n nCNO Port C x inportb 0x2c2 printf n npress any key to continue getch clrscr printf Press any key to generate a falling edge interrupt getch outportb 0x21 0xfb amp IMR set IRQ2 nonmasked outportb 0x2c2 0x08 CNO PC4 0 gt interrupt enable pc3 1 ki pco 0 printf n nCNO Port C x inportb 0x2c2 generate a falling edge signal at CN O PC3 outportb 0x2c2 OxO printf n nCNO Port C x inportb 0x2c2 printf n npress any key to quit getch set CNO as INPUT to release IRQ2 line outportb 0x2c3 0x9b restore old INT OAH ISR setvect OxOa Int A Old Vector outportb 0x21 IMR restore 8259 interrupt mask PCL 722 User Manual 28 APPENDIX Blo
17. hock always disconnect the power from your PC chassis before you work on it Don t touch any components on the CPU card or other cards while the PC is on 2 Disconnect power before making any configuration changes The sudden rush of power as you connect a jumper or install a card may damage sensitive electronic components PCL 722 User Manual vi Chapter NR m BW jean Chapter NWN Ne NWN m N b Www Chapter 3 3 3 4 Appendix A Appendix B Appendix C Contents Introduction iii ika eeakewisass e task za ess a aa 2 Features u een Specifications neinn A Seaton cee eastern 1 2 1 Digital Input 1 2 2 Digital Output 1 2 3 General Specifications Applications nnnne Installation Guide Figure 1 1 Installation Flow Chart Software Oyeview i snesstiisatkteisksunsshkts Installation Unpacking werenn a te Driver Installation Figure 2 1 Advantech Automation Software Setup 9 Figure 2 2 Different Options for Driver Setup 10 Hardware Installation ss een 11 Signal Connections ccrressonsessonsennonsennonnennnne 14 VEL VIC Ws A d 14 Switch amp Jumper Settings 14 Figure 3 1 Card Connectors Jumpers amp Switches 14 3 2 1 Base Address Selection sse seeennennnzzzznnnzznnenzznt Table 3 1 Switch Position Summary 3 2 2 96 144 bit Mode Setting oe eee ceceeceeceteeteeteeeeees Figure 3 2 Select 144 or 96 VO 3 2 3
18. nable jumpers JO J1 J2 J3 J4 and J5 Refer to the table below NO INTERRUPT REQUEST je J2 E Interrupt disabled BUS STATUS D re RESPONSE l PC 0 PC 3 E NO INTERRUPT REQUEST INTERRUPT REQUEST NO INTERRUPT REQUEST INTERRUPT REQUEST Interrupt enabled D J2 P E if PC 4 Low Interrupt enabled if PC 4 High Interrupt disabled 21 Chapter 3 Note In the event that an interrupt signal is generated from a rising edge or a falling edge change and if additional interrupt signals are still to be inputted the bit status must be reset to its original station i e PC O should be set at 0 and PC 3 should be set at 1 before such signals can be inputted For example IxxO 1000 1010 1100 1110 Although interrupt signals are normally received from external peripherals the PCL 722 can also execute a test output signal to simulate an interrupt being inputted from an external device See the example in Appendix PCL 722 User Manual 22 APPENDIX Programming Examples Appendix A Programming Examples The PCL 722 is easily programmed and the following section lists some program examples All the program examples below have been fully tested on PC XT AT or compatible computers Note The following programs should be run under Turbo C version 1 5 or 2 0 DEMO1 C RAK 2 2 2 KH 2 2 2 2 2 ERK KKK RK IKK 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
19. on Chapter 2 Installation 2 1 Unpacking After receiving your PCL 722 package please inspect its contents first The package should contain the following items e PCL 722 card e Companion CD ROM Device Drivers included e User Manual The PCL 722 cards harbor certain electronic components vulnerable to electrostatic discharge ESD ESD can easily damage the integrated cir cuits and certain components if preventive measures are ignored Before removing the card from the antistatic plastic bag you should take the following precautions to ward off possible ESD damage Touch the metal part of your computer chassis with your hand to dis charge the static electricity accumulated on your body Alternatively one can also use a grounding strap Touch the anti static bag to a metal part of your computer chassis before opening the bag Take hold of the card only by the metal bracket when removing it out of the bag After taking out the card you should first Inspect the card for any possible signs of external damage loose or dam aged components etc If the card is visibly damaged please notify our service department or our local sales representative immediately Do not install a damaged card into your system Also pay extra caution to the following aspects during installation Avoid physical contact with materials that could hold static electricity such as plastic vinyl and Styrofoam Whenever you handle the card grasp
20. ot Hold the card only by its edges and carefully align it with the slot Insert the card firmly into place 6 Fasten the bracket of the ISA card on the back panel rail of the com puter with screws 7 Connect appropriate accessories 50 pin flat cable wiring terminals etc if necessary to the ISA card 8 Replace the cover of your computer chassis Re connect the cables you removed in step 2 9 Plug in the power cord and turn on the computer After your card is properly installed on your system you can now config ure your device using the Advantech Device Manager Program that has itself already been installed on your system during driver setup 11 Chapter 2 PCL 722 User Manual 12 CHAPTER Signal Connections This chapter provides useful informa tion about how to connect input and output signals to the PCL 722 via the T O connector Sections include e Overview e Switch amp Jumper Settings e Signal Connections Chapter 3 Signal Connections 3 1 Overview Maintaining signal connections is one of the most important factors in ensuring that your application system is sending and receiving data cor rectly A good signal connection can avoid unnecessary and costly dam age to your PC and other hardware devices This chapter provides useful information on how to connect input and output signals to the PCL 722 via the I O connector 3 2 Switch amp Jumper Settings The PCL 722 card has two function jumper
21. rdware interrupts and can be set to any of the interrupt request lines IRQ2 3 4 5 6 and 7 The IRQ signal is TRI STATED allowing multiple PCL 722 boards to share the same interrupt line For example two PCL 722 boards in a system can have IRQ2 selected The following diagram shows the locations of interrupt enable selection jumpers JO J5 JO J5 JO J5 JO J5 D D D P P P E E E Interrupt Interrupt enabled Interrupt disabled when PC 4is low enabled Figure 3 3 Interrupt Enable Selection The interrupt channels setting J6 IRQ B kk kk kk kok NOOR 20 kk 17 Chapter 3 3 3 Signal Connections The PCL 722 card emulates MODE 0 of 8255 PPI and is pin compatible with popular industrial solid state I O racks and modules such as those manufactured by OPTO 22 Potter Brumfield Gordos and others The PCL 722 has six 50 pin male IDC connectors that inter face with position OPTO 22 racks 8 16 and 24 Two of the I O lines PC 0 PC 3 of each channel can be used to generate a hardware interrupt Note The PCL 722 emulates MODE 0 of 8255 PPI therefore it is in effect the same as a 8255 controller card and all packages or programs that support the 8255 in MODE 0 can be used on PCL 722 without reconfiguring software 3 3 1 Configuration Mode 0 of 8255 provides simple input and output for each of the three ports and no handshaking is required as data is writ ten directly to or read from a specified port
22. ructions step by step to complete your device driver installation and setup 9 Chapter 2 DAQ Device Driver Disc A META PC 104 Compact PCI MIC 2000 USB GPIB Figure 2 2 Different Options for Driver Setup For further information on driver related issues an online version of the Device Drivers Manual is available by accessing the following path Start Advantech Automation Device Manager Device Driver s Manual PCL 722 User Manual 10 2 3 Hardware Installation Note Make sure you have installed the driver and Advantech Device Manager before you install the card please refer to chapter 2 2 Driver Installation After the Device Drivers installation is completed you can install the PCL 722 card into any ISA slot on your computer A complete device installation procedure should include device setup configuration and test ing The following sections will guide you through the Setup Configura tion and Testing of your device However it is suggested that you refer to the computer s user manual or related documentation if you have any doubts Please follow the steps below to install the card 1 Turn off your computer and unplug the power cord and cables 2 Remove the cover of your computer 3 Remove the slot cover on the back panel of your computer 4 Touch the metal part on the surface of your computer to neutralize the static electricity that might be on your body 5 Insert the PCL 722 card into a ISA sl
23. se fire or elec trical shock Never open the equipment For safety reasons the equipment should be opened only by qualified service personnel If one of the following situations arises get the equipment checked by service personnel a The power cord or plug is damaged b Liquid has penetrated into the equipment c The equipment has been exposed to moisture d The equipment does not work well or you cannot get it to work according to the user s manual e The equipment has been dropped and damaged f The equipment has obvious signs of breakage 15 DO NOT LEAVE THIS EQUIPMENT IN AN ENVIRONMENT WHERE THE STORAGE TEMPERATURE MAY GO BELOW 20 C 4 F OR ABOVE 60 C 140 F THIS COULD DAM v AGE THE EQUIPMENT THE EQUIPMENT SHOULD BE IN A CONTROLLED ENVIRONMENT 16 CAUTION DANGER OF EXPLOSION IF BATTERY IS INCORRECTLY REPLACED REPLACE ONLY WITH THE SAME OR EQUIVALENT TYPE RECOMMENDED BY THE MANUFACTURER DISCARD USED BATTERIES ACCORD ING TO THE MANUFACTURER S INSTRUCTIONS The sound pressure level at the operator s position according to IEC 704 1 1982 is no more than 70 dB A DISCLAIMER This set of instructions is given according to IEC 704 1 Advantech disclaims all responsibility for the accuracy of any statements contained herein Safety Precaution Static Electricity Follow these simple precautions to protect yourself from harm and the products from damage 1 To avoid electrical s
24. trates how to use the capability of interrupt handling of the PCL 722 card HARDWARE SETTING In this program the BASE ADDRESS is set at Ox2co and the interrupt level is set at IRQ2 associated to INT OAH ISR and all the interrupt setting jumpers of each channel are set at the P position i e the interrupt request of each channel can be programmed to be enabled or disabled PROGRAM DESCRIPTION In this program the original INT OAH ISR is replaced by a new ISR named alarm If a hardware interrupt signal is generated the PC will beep alarm ee y Zee Ze SEE A include lt dos h gt include lt stdio h gt include lt conio h gt new INT OAH ISR void interrupt alarm void char Port6l_Old Status char Port6l New Status int DelavTime 0x300 int Count 0 int i get original port 61H status and save it Port61_New_Status Port6l_Old_ Status inportb 0x61 set port 61h bitl 0 Port6l New Status amp Oxfd 1111 1101 in binary for Count O Count lt 0x300 Count DelayTime Port6l New Status 0x02 On Off bitl outportb 0x61 Port l New Status for i O i lt DelayTime i outportb 0x61 Port6l Old Status outportb 0x20 0x20 send EOI to 8259 27 Appendix A void main int IMR void interrupt Int_A Old Vector Int A Old Vector getvect 0x0a get ol
25. you need additional assistance Please have the following information ready before you call Product name and serial number Description of your peripheral attachments Description of your software operating system version appli cation software etc A complete description of the problem The exact wording of any error messages PCL 722 User Manual iv Safety Instructions l 2 3 Read these safety instructions carefully Keep this User s Manual for later reference Disconnect this equipment from any AC outlet before cleaning Use a damp cloth Do not use liquid detergents for cleaning For plug in equipment the power outlet socket must be located near the equipment and must be easily accessible Keep this equipment away from humidity Put this equipment on a reliable surface during installation Drop ping it or letting it fall may cause damage The openings on the enclosure are for air convection Protect the equipment from overheating DO NOT COVER THE OPENINGS Make sure the voltage of the power source is correct before con necting the equipment to the power outlet Position the power cord so that people cannot step on it Do not place anything over the power cord All cautions and warnings on the equipment should be noted If the equipment is not used for a long time disconnect it from the power source to avoid damage by transient overvoltage Never pour any liquid into an opening This may cau
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