Campbell Hausfeld SDM-CAN - Manual (Page 54)

SDM-CAN CAN-Bus Interface User Guide
29
Read SDM-CAN status
Status Description
0000
The SDM-CAN has bus activities; error counters < 96.
0001 The SDM-CAN has bus activities; at least one error
counter is >= 96.
0002
The SDM-CAN is not involved in bus activities; error
counters < 96.
0003 The SDM-CAN is not involved in bus activities; at least
one error counter >=96.
30 Read SDM-CAN operating system and version number
31 Send Remote Frame Request.
32 Set SDM-CAN's internal switches
Switch Code Description
A 0 Not used
B 0 returns the last value captured (default)
1 returns –99999 if value already read by
datalogger
C 0 Disable interrupts (default)
1 Enable pulse interrupts
2 Enable fast interrups
3-7 Not defined
8 Place the SDM-CAN into low power
stand-by mode.
9 Leave switch setting unchanged.
D 0 Listen only (error passive) mode.
1 Transmit once.
2 Self-reception.
3 Normal retransmission
4 Transmit once
5 Self-reception; self -test.
6 Normal; self-test.
7 Active at power-up.
8 Not defined.
9 Leave switch setting unchanged.
33 Read SDM-CAN's internal switches (see above)
B-2