Driver Statistics
- Last UpdatedAug 04, 2025
- 2 minute read
You can use the following driver statistic counters to help you debug the IEC870IPdriver. These statistics can be viewed within the Plant SCADA Kernel using the Page Driver command and then by pressing the 'v' key to select verbose mode.
See the topic Runtime > Monitor Runtime > The Kernel > Kernel Commands > Page Driver in the main Plant SCADA help for more information.
|
Number |
Statistic |
Description |
|---|---|---|
|
1 |
Data CRC Error |
The number of messages received that had a bad checksum. |
|
2 |
Unit Offline |
The number of times any device has been made offline. |
|
3 |
Negative Reply Rx |
The number of times a device has indicated in a Command Response that there was something wrong with the command sent to it. |
|
4 |
NOT IMPL Replies |
The number of times the driver has received a NOT IMPLEMENTED message. |
|
5 |
Busy Replies |
The number of times the driver has received a BUSY message. |
|
6 |
FCB Errors |
The number of times the driver has received a message with an incorrect Frame Control Bit (FCB), this indicates that not all messages are being received correctly. |
|
7 |
Unknown Addr Rx |
The number of times the driver has received a message containing invalid address information. Indicates that the slave device may be incorrectly configured. |
|
8 |
Intercharacter timeouts |
The number of times message have been rejected because the time between bytes in a message was too large. This may indicate that communication parameters need to be adjusted. |
|
9 |
CMD Not Supported |
The number of times the driver has received a Command Not Supported message. |
|
10 |
Request Link Count |
The number of request link status messages that have been transmitted since the I/O server started. |
|
11 |
General Int Count |
The number of general interrogation messages that have been transmitted since the I/O server started. |
|
12 |
Time Sync Count |
The number of time synchronization messages that have been transmitted since I/O server started. |
|
13 |
Test Link Count |
The number of test link messages that have been transmitted since the I/O server started. |