GENIUS OPTION CARD DEVICE DRIVER
Contents
1. Both the Global Output data and the Directed Control Data Input data can be thought of as a table of bytes The master device may access these bytes as either Bit packed discrete data or Word analog data or a combination of both Likewise the Group configuration allows access to these data tables as bits or words GOB Global Output table bit packed access offset count refer to bits GOW Global Output table word access offset count refer to words 2 bytes DIB Directed Input table bit packed access offset count refer to bits DIW Directed Input table word access offset count refer to words 2 bytes e Size entry for these groups is not enabled e From the Offset entry select the starting offset bit or word from the selected data table Note that the first data item is offset 1 e From the Count entry select the number of points bit or word from the selected data table The Orion editor will prevent offset or count exceeding the configured table sizes specified with the Glb Out and Dcd In Size parameters 3 Defining a Master group The GIU can act as a limited function Genius master and can access a slave s Global or Directed data However no facilities are provide to generate optional configuration or control datagrams Additionally slave fault messages will be logged to the GIU fault log however no provisions are provided for sending a Genius Clear_All_ Faults message The station Id currently sele2. If Unscale on Write is selected the corresponding expression will be applied on write Remote I O value Variable Scale Offset Scale Slope Note that floating point calculations on the GIU have a limited resolution such that a scaled value written to a remote I O point may not be reflected back as the same exact value IV ACCESSIBLE DRIVER PROPERTIES The following properties Uint 32 variables are available to the user program using the GIU Basic command GetDriverProperty ScanTime This returns the number of milliseconds it takes to update all the currently active groups BusTime This returns the number of milliseconds it takes to complete a Genius bus cycle BusActive This returns a 32 bit representation of the Genius stations on line The Isb represents station 0 BusFault This returns a 32 bit representation of the Genius stations with corresponding groups which are currently unable to communicate because of a communications fault The Isb represents station 0 BusErrors This returns the number of Genius bus errors since the GIU powered up The maximum count is limited to 65535 PRELIMINARY SUPPLEMENT KEEP WITH USER MANUAL SUP0222 00 4 16 98 PAGE 10 V FAULTS The Genius driver will generate three classes of fault information which is logged in the GIU fault log The first class of is that of an unrecoverable driver FATAL fault This type of fault is attributed to a hardware or firmware failure and can only b
3. is defined the remote I O points to be retrieved from that station must also be defined This is done by selecting a station Id by clicking on it in the station list and moving to the Station Groups box Station Groups To access or send data to the master or a remote station a group s must be configured for that station Id During an I O scan the GIU will read group configurations and either create datagram messages or access global or directed data For datagram accesses the driver must be configured with the I O register table offset and number of points to access in the target PLC Additionally the user can access the PLC analog registers as signed or unsigned 16 bit values or 2 consecutive PLC analog registers as signed 32 bit value with a fourth size parameter For global or directed control accesses the driver must be configured with offsets of each data item which matches that of the offsets specified in the masters configuration 1 Defining a group for Datagram access from a master Datagram groups should only be configured for Series 90 PLCs or devices supporting the Read and Write Device Genius sub function codes The station Id currently selected for the group must be the Genius address of this Series 90 PLC or device The actual Series 90 address is configured for the Genius Bus Controller BEM associated with the PLC Because each datagram transaction consumes time the user should layout register usage on the PLC such
4. that the points can be packed into a minimum number of datagrams groups Response time for datagrams depend on three factors low priority datagram access to the bus transfer time on the bus and the Bus Controllers response time to the datagram request 2 5 to 5 0 times the PLC scan time All groups are scanned in sequence with the scan halted until a response to the last datagram is received or a timeout event occurs Since the response timeout is set to 2 8 sec the group scan rate will be slowed significantly on buses with high error rates e From the Station s Groups box select Add to create a new group entry The editor will automatically create a default R group type offset and length The user will usually modify these values as described below e From the Type entry select the type of PLC register being accessed The list includes the basic data types of a GE Fanuc PLC e If the Type is analog i e AI AQ R the Size specifies the size of the PLC data Series 90 PLCs allow different data types and contiguous registers to contain a single data item The select able entries are Int16 signed 16 bit value Uint16 unsigned 16 bit value and Int32 signed 32 bit value When selecting Int32 the Genius Driver will access two consecutive PLC registers to fill the value When using Int82 size it is only necessary to assign a variable to every other PLC register e From the Offset entry select the starting PLC register in th
5. SUP00222 00 4 16 98 KEEP WITH USER MANUAL HORNER APG Supplement for HES500GIU5xx Orion Series Graphical Interface Unit GENIUS OPTION CARD DEVICE DRIVER Preliminary Supplement April 16 1998 Horner APG 640 North Sherman Drive Indianapolis Indiana 317 916 4274 Fax 317 916 4287 www heapg com SUP0222 00 4 16 98 PAGE 2 I INTRODUCTION If the Genius Option Card is installed the Genius device driver allows the HE500GIU500 to act as both a GENIUS slave or a limited functionality GENIUS master As a slave the driver can broadcast global data and received directed control messages from the master Additionally the driver can access PLC registers via an attached associated bus controller through Genius datagrams As a master the driver can send directed control information and receive global data from remote slaves However slave fault message processing is minimal with those messages being sent to the GIU Fault log Version 1 0 73 or later of the Horner APG Orion Series GIU Project Editor is required to configure the Genius driver on the HE500GIU500 Furthermore Version 1 0 54 of the GIU Executor EXEC is required to support the Genius Option Card ll INSTALLATION If the HE500GIU500 contains the Genius Option Card connections will be made at the Genius 4 pin communications port next to Com1 Slot0 Currently only slot O on the GIU supports the Genius Option Card The diagram on the back cover illustrates the pin
6. ation or configuration That group will be removed from the group scan list until the associated remote station is logged off and then back on Id x Grp y OFFSCAN Exceeds remote global out size GIB GIW Group y under remote Genius Station x specified an offset plus count that exceeds the configured specified size of the global output data transmitted by the remote Genius station Refer to remote Genius station data output size specification or configuration That group will be removed from the group scan list until the associated remote station is logged off and then back on Informative Id x ONLINE Addn of Device The uGeni interface board has just detected configured remote Genius station x logging on to the network This is only generated if a previous OFFLINE Loss of Device was generated for that remote Genius station PRELIMINARY SUPPLEMENT KEEP WITH USER MANUAL
7. configured if the GIU acts as a controlled slave This specifies the size of global data that the GIU transmits on the Genius bus Receiving bus controllers must be configured to receive this amount of data or a configuration mismatch fault may be generated Note that group s must be created to actually write to this data e Select the Directed Control Data Input size Generally this field is only configured if the GIU acts as a controlled slave This specifies the size of the direct control data that is expected by the GIU from the controlling master The controlling master must be configured not to exceed this size or a configuration mismatch fault may be generated Note that group s must be created to actually read this data e Select the Scan Rate This file specifies the maximum number of datagrams which can be generated per second This allows the user to limit GIU access to the Genius bus to prevent loading This is amaximum limitation only other factors such a bus speed bus controller response time and number of global in out groups may reduce the actual number of datagrams per second e Select the Pwr Up Delay This allows the user to delay station off line fault indications at power up because of a device which is slow to go active after a power cycle This does not effect the 1 second delay before datagrams are sent once the device indicates active on the network e Select the Fault Count This specifies the number of consecutive r
8. connections to the port GENIUS Optional Each Genius device has four terminals for the serial bus cable Serial 1 Serial 2 Shield In and Shield Out Connect the Serial 1 terminal of each block to the Serial 1 terminals of the previous device and the next device Connect the Serial 2 terminal of each block to the Serial 2 terminals of the previous device and the next device Shield In of each block must be connected to Shield Out of the preceding device For the first device on the bus Shield In can be left unconnected For the last device on the bus Shield Out can be left unconnected For more information on cabling terminators and baud rate considerations refer to GE Fanuc GEK 90486F 1 Genius I O System and Communications User Manual PRELIMINARY SUPPLEMENT KEEP WITH USER MANUAL PAGE 3 4 16 98 SUP0222 00 lil SETUP From the Orion editor invoke the Project Device Driver Add menu Device Driver X Driver GENIUS z K Slot 0 Tag Name if Expansion Slot Setup Summary fLocalID 1 Scan Rate 20 pass s Baud 153 6 Kbaud Std e Select GENIUS from the Driver list e Create a unique Tag Name for the network in the corresponding field This name will be used to uniquely identify this instance of the GENIUS driver for error messages and Get SetDriverProperty instructions e Select the appropriate internal Expansion Slot that contains the Genius Option Card in the GIU Currently only slot 0 i
9. cted for the group must match the Id of the slave device for which the data is directed e From the Station s Groups box select Add to create a new group entry The editor will automatically create a default R group type offset and length The user will usually modify these values as described below e From the Type entry select the data table being accessed Global In B W or Directed Out B W and the type of data access Both the Slave Global Input data and the Slave Directed Control Data Output data can be though of as a table of bytes The slave device may allow access these bytes as either Bit packed discrete data or Word analog data or a combination of both Likewise the Group configuration allows access to these data tables as bits or words GIB Global Input table bit packed access offset count refer to bits GIW Global Input table word access offset count refer to words 2 bytes DOB Directed Output table bit packed access offset count refer to bits DOW Directed Output table word access offset count refer to words 2 bytes e Size entry for these groups is not enabled e From the Offset entry select the starting offset bit or word from the selected data table Note that the first data item is offset 1 e From the Count entry select the number of points bit or word from the selected data table PRELIMINARY SUPPLEMENT KEEP WITH USER MANUAL SUP0222 00 4 16 98 PAGE 8 Do not exceed the s
10. e group Acceptable values are determined by the model of the remote PLC The first register is always offset 1 PRELIMINARY SUPPLEMENT KEEP WITH USER MANUAL SUP0222 00 4 16 98 PAGE 6 2 e From the Count entry select the number of PLC registers to be returned Acceptable values are determined both by the model of the remote PLC and the maximum size of adatagram The maximum datagram size limitation is 64 analog registers or 1024 binary registers However there is also a total point limitation of all the combined groups of 1024 points Defining a Slave group The driver may be configured such that the HE500GIU500 appears as a slave device on the Genius bus and as such can generate output data and or receive control data from a master device i e PLC A slave device broadcasts the output data but requires directly addressed input data Multi masters can all receive the slave s broadcasted data however only one master can send directed control data to a slave The amount of both output or input data is configurable for the driver but is limited to a maximum of 128 bytes Since this data is transferred on each Genius bus token pass data transfer using this method can be significantly faster than datagrams When the driver is configured as a slave a controlling master PLC must be configured to match the amount of the slave s global data transmitted and the amount of control data a slave expects The driver sets these sizes fr
11. e reset by recycling the power to the HEGIU The second class is that of allowing partial operation NON FATAL This type of fault generally attributed to lack or response to a group request from the remote Genius station These faults can generally be corrected by taking the remote station off line correcting the configuration or physical network problems and reconnecting the remote station The last class is that of information or detection of fault corrections This informs the user when a fault is corrected The Genius driver will generate faults for the following conditions These faults may be displayed from the GIU System Shell View Log menu Fatal Faults FATAL Slot x unavailable lt or gt used or opened by other device Invalid slot number or attempt to open multiple drivers on same slot FATAL Card not detected in slot x Specified wrong slot number or card is not present or defective FATAL Unable to access network check Id baudrate Genius Option card is unable to log on to network May have duplicated Id or configured with invalid baudrate FATAL Hardware fault x The uGeni Option Card detected an internal fault The specific fault is indicated by the number or message returned in x Contact Tech Support FATAL Software fault x The Genius driver detected an unexpected state of the uGeni Option Card The specific fault is indicated by the number returned in x Contact Tech Support Non Fatal Fau
12. ead or write failures which must occur before a OFF SCAN fault is generated While this parameter can be increased to prevent GIU fault generation on Genius buses with error counts under normal operation steps should be taken to keep Genius bus errors at minimum e Check Uncheck Redunancy If the GIU is acting as a slave or requesting Datagrams from a master at address 31 and that master goes off line the GIU will instead request expect data from address 30 This should only be checked if the system contains redundant masters Station This list specifies the remote stations to be accessed for data transfer with the GIU A station refers to a specific device attached to the Genius network In a Genius network each station must have a unique ID assigned to it These ID s will range from 0 to 31 with the bus controller usually assigned ID 31 and ID 0 is usually reserved for the hand held programmer e Adding Stations In the Station Box select Add to create an entry for a new station The Add button will automatically select a new value for the id and that id will be added to the list To change that id value select the added ld click on the Station Id button and enter a new id value PRELIMINARY SUPPLEMENT KEEP WITH USER MANUAL PAGE 5 4 16 98 SUP0222 00 e Removing Stations A configured station and all associated groups can be removed by selecting the station Id in the Station box and clicking Remove Once a station
13. itial write if zero If this attribute is checked and assuming Read and Write are also checked at GIU power up the remote I O point will not be over written if the associated GIU variable has not been initialized in the Initial Script This will allow the associated GIU variable to assume the value of the remote I O at GIU power up Thereafter any changes to the associated GIU variable will be reflected at the remote I O point If this attribute is not checked and Write is enabled the remote I O point will be initialized regardless of the value of the associated GIU variable at GIU power up PRELIMINARY SUPPLEMENT KEEP WITH USER MANUAL PAGE 9 4 16 98 SUP0222 00 Unscale on Write If the scaling feature is enabled this feature is used in special applications not covered by this document For all other applications keep this checked A GUI variable may be associated with two remote I O points only if one associations is Read only and the other is Write only This allows date to be passed from one devices remote I O point to another devices remote I O point Any other attempt to associate a GIU variable with multiple I O points will generate an error Scaling Enabled If this attribute is checked the Scaling Slope and Scaling Offset values will be used to scale the remote I O data value to an engineering value before it is loaded to the associated GIU variable as follows Variable Scaling Slope remote O value Scaling Offset
14. lave s specified or configured Directed Control Data input size or a fault will be generated 4 Associating GIU variables to group points Once the group parameters are completed an indication of each point in the group will appear in the Points list To access a point value returned in a group datagram or global directed data it must be associated GIU declared variable To associate a variable select the specific data point in the Points list The following screen will be displayed 1 0 Variable Association x Read C Scaling Enabled C write eoo Scaling Slope Suppress initial write if zero e From the Variable Name field enter the GIU variable name to be associated with the point You can either enter the variable name by typing it or the V button drops an easy to select selection box of the currently defined variables The gt gt button is shortcut to the Project Variables definition dialog which allows you to immediately define a new variable e From the check boxes select the attributes of the association Read The associated GIU variable will be written with any changes to the data point by the remote Genius device Write Any change to the associate GIU variable will be written to the remote Genius device Actual writes to the remote I O point will only occur when the value changes Furthermore changing a single I O point in a defined group and will not effect any other points defined in that group Suppress in
15. lts Id x OFFLINE Loss of Device The uGeni Option Card is not detecting remote Genius station x as present on the bus Groups belonging to station will not be included in group scan until remote station logs on No fault is generated if remote station was controller and redundancy backup was activated requires redundancy enabled in configuration Id 0031 0030 OFFLINE Main amp Redundancy Device Both the bus controller and redundancy backup device is no longer active on network requires redundancy enabled in configuration Id x Grp y OFFSCAN Excessive response errors The remote Genius station x has not responded to a Group y datagram consecutively for the specified Fault count This may be an indicator of a high number of bus errors lt or gt the specified group has an offset plus count that exceeds the specified reference table on the remote Genius station PLC will not respond to datagram with invalid parameters That group will be removed from the group scan list until the associated remote station is logged off and then back on PRELIMINARY SUPPLEMENT KEEP WITH USER MANUAL PAGE 11 4 16 98 SUP0222 00 Id x Grp y OFFSCAN Exceeds remote directed in size DOB DOW Group y under remote Genius Station x specified an offset plus count that exceeds the configured specified size of the directed input expected by the remote Genius station Refer to remote Genius station data input size specific
16. om the Glb Out size and Dcd In size parameters in the communications section The controlling master s generally sets these sizes in the Genius Bus Controller BEM I O configuration on the PLC The controlling master s BEM I O configuration generally includes the following parameters Slave Device Data Section Slave Address SBA Address of GIU Slave Type Generic Slave Input Type Offset PLC register location receiving data from slave Slave Input Length Number of data items to receive Do not exceed the size specified by Gib Out Size Slave Output Type Offset PLC register location sending data to slave Slave Output Length Number of data items to send Do not exceed the size specified by Ded In Size While the communications parameters Gib Out Size and Dcd In Size set the size of the output data and input data respectively the groups define the offsets in those data areas that are associated to GIU variables The station Id currently selected for the group must match the local Id Communications section indication the address of GIU e From the Station s Groups box select Add to create a new group entry The editor will automatically create a default GOB group type offset and length The user will usually modify these values as described below PRELIMINARY SUPPLEMENT KEEP WITH USER MANUAL PAGE 7 4 16 98 SUP0222 00 e From the Type entry select the data table being accessed Global Out B W or Directed In B W
17. s supported The Setup Summary provides a quick view of the Genius network configuration parameters To change the network configuration parameters or create I O groups and variable associations click the Setup button to display the following GENIUS Driver Setup E3 Station r Station s Groups Add Add Station ID M Communications Type Size Local ID 1 IP Baud Rate 153 6K Std F Offset 1 a Count 1 4 Gib Out Size E bytes Points Ded In Size fo bytes Clear Scan Rate e passisec Pwr Up Delay 2000 ms Fault Count f2 2 Redundant Mode Hl Cancel PRELIMINARY SUPPLEMENT KEEP WITH USER MANUAL SUP0222 00 4 16 98 PAGE 4 Communications This section s entries set the Genius communication parameters of this station Note that these parameter must match or be compatible with the settings of other stations on the same network e Select the GIU s Genius node id in the Local ID field This selects the id which will identify the GIU to the other Genius nodes This node number must be unique on the network If the GIU is sending global output data the receiving PLC via a bus controller must contain a configuration for this id That configuration must identify this device as GENERIC e Select the Genius Baud Rate of the network e Select the Global Output size Generally this field is only
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