Diagnostics
10.2 Diagnostic messages to the S7 controller
SIMATIC PN/J1939 LINK
Operating Instructions, 12/2018, A5E45307564-AA
57
10.2
Diagnostic messages to the S7 controller
10.2.1
Events that trigger a diagnostic message
The following table lists the events that lead to triggering and removal of the diagnostics:
Diagnostics-relevant events
Table 10- 6 Diagnostics-relevant events
Event for triggering
Event for withdrawal
Transition of the CAN controller to "Bus off" state
CAN controller exits the "Bus off" state
again.
Transition of the CAN controller to "Error passive" state CAN controller exits "Error passive" state
again
Internal communication error
Diagnostic information was transmitted to
the S7 controller via PROFINET
Buffer overflow when sending CAN packets
Diagnostic information was transmitted to
the S7 controller via PROFINET
Buffer overflow when receiving CAN packets
Diagnostic information was transmitted to
the S7 controller via PROFINET
Null address was set by means of "Address Claiming"
procedure
HW configuration with new address was
sent
New valid "Source Address" was set by means of "Ad-
dress Claiming" procedure.
Diagnostic information was transmitted to
the S7 controller via PROFINET
Receipt of PGN message with incorrect length
Diagnostic information was transmitted to
the S7 controller via PROFINET
Receipt of DM1 message with changed data
Diagnostic information was transmitted to
the S7 controller via PROFINET
PGN was not received within the specified time
Diagnostic information was transmitted to
the S7 controller via PROFINET
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