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AVEVA™ Plant SCADA

Debug Messages

  • Last UpdatedDec 17, 2021
  • 1 minute read

The SNMP driver generates the following debug messages:

Data Read

Mon Jun 05 11:08:50 2015 02:31:28.986 StartTransmit Length 0
Mon Jun 05 11:08:50 2015 02:31:28.986 Transmit Chk 00000000 Length 0
Mon Jun 05 11:08:50 2015 02:31:28.989 Read Request Addr:2 020E75F8 1 Length 0
Mon Jun 05 11:08:50 2015 02:31:28.990 Request Finish. Thread Will Suspend. Addr:2 Length 0

Data Write

Mon Jun 05 14:19:49 2015 00:23:04.493 Write Request Addr:56 020E75F8 1 Length 0
Mon Jun 05 14:19:49 2015 00:23:04.495 Request Finish. Thread Will Suspend. Addr:56 Length 0

In these debug messages, Addr:2 or Addr:56 means the variable address (index in the SNMPVARS.DBF file) is 2 or 56. The following hexadecimal string is the pointer of the corresponding DCB and the following 1 is the returned value of the ResumeThread() function.

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