HMS AnyBus-X J1939, Руководство пользователя

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Modbus Interface 5-6
© 2002 HMS Industrial Networks
Document Id:
SCM-7801-026
J1939 Fault Register
The J1939 fault register is a bit string that indicates the faults that have been
detected in the J1939 network interface.
Bit Description
0 The address claim has failed. The AnyBus-X was unable to claim a
unique J1939 network address and join network activity.
1 The CAN error counter has exceeded its warning limits at least one time
since bootup or the last fault reset.
2 The CAN controller has reported a bus-off condition at least one time
since bootup or the last fault reset.
3 A CAN receive overrun condition was detected at least one time since
bootup or the last fault reset.
4 A J1939 transport protocol error has occurred at least one time since
bootup or the last fault reset.
5 A receive message queue has overflowed at least one time since bootup
or the last fault reset.
6 A transmit message queue has overflowed at least one time since
bootup or the last fault reset.
7-15 Not used.
Table 5-6 J1939 Fault Register Bit Definitions