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Error stop
When the execution/stop item is set to 2, the OD.RING module performs communication trace
error stop processing.
Trace factor
The factor for creation of the trace data is set in the trace factor area.
15
2
(MSB)
2
Error status
Error status on transmission
15
2
(MSB)
12
11
8
7
2
2
2
Figure 7-9 Trace Factor
Figure 7-10 Error Status on Transmission
4
3
0
2
2
2
(LSB)
0 Condition not established
1 Condition established
Reserved
0 Start
1 Normal termination
2 Error termination
3 Timed out
0 Transmission
1 Reserved
2 Main-ring reception
3 Subring reception
1
0
2
2
(LSB)
U
N
7-15
7 TROUBLESHOOTING
Underrun
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