LOGIX_ODVA: Requests from driver are sent with a big delay to PLC which causes performance issues

• Related Articles

• When accessing user definied structures with a size larger than 65k the LOGIX_ODVA driver behaves unexpectedly.

  Summary When the LOGIX_ODVA driver accesses user defined structures of driver object type PLC Marker, the LOGIX_ODVA behaves unexpectedly. DescriptionWhen the LOGIX_ODVA driver accesses user defined structures of driver object type PLC Marker, ...

• Logix_ODVA Driver can not communicate with PLCs using firmware revision 20

  Summary The Logix_ODVA driver does not communicate with Control Logix Compact Logix PLCs using firmware >= 20. The initialisation of the communication fails. Description The Logix_ODVA driver does not communicate with Control Logix Compact Logix PLCs ...

• LOGIX_ODVA driver: Unhandled Exception when using a variable with "Block array size" >2

  Summary Allen-Bradley ODVA Treiber: Unhandled Exception when in the project there is a variable with "Block array size" >2 created on the Logix_ODVA driver. Description Allen-Bradley ODVA Treiber: Unhandled Exception when in the project there is a ...

• LOGIX_ODVA: Driver closes unexpectedly in the runtime when accessing array variables under specific circumstances

  Summary LOGIX_ODVA: Driver closes unexpectedly when accessing a large structure variable (> 65) with an array as last member of the structure. Description LOGIX_ODVA: Driver closes unexpectedly when accessing a large structure variable (> 65) with an ...

• When using multidimensional arrays with driver object type special markers of the LOGIX_ODVA driver, the LOGIX_ODVA driver behaves unexpectedly when trying to read the values of those array variables during runtime of zenon.

  Summary When the LOGIX_ODVA driver reads variable values of multidimensional arrays with driver object type special markers during zenon runtime, the LOGIX_ODVA driver behaves unexpectedly when trying to read the values of those array variables. ...