ifm
Device manual AS-i M4 Gateway Profibus DPV1 (AC1375, AC1376)
2012-02-23
DP module 7 – command channel
Commands in DP module 7
205
Example: Read LAS (list of active slaves) of slave group 1 on master 1
Request from fieldbus master to device
Byte no.
Value [hex]
Meaning
1
08
08 = command number 8
2 00
reserved
3
01
changes the mode
4
01
commands are carried out cyclically
Response from device to fieldbus master
Byte no.
Value [hex]
Meaning
1
08
command processed, no error occurred
reflected command number
2
00
copy of the request
3
01
copy of the request
4
01
copy of the request