ifm
Device manual AS-i M4 Gateway Profibus DPV1 (AC1375, AC1376)
2012-02-23
DP module 12: extended command channel
Commands in the extended command channel
233
Request from fieldbus master to device
Bit
Offset
Word no.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1
res. = 0
M
UID
command number = 10…20
dec
= 0A…14
hex
2
reserved = 0
reserved = 0
3
output data of AS-i single slave (n), channel 0
OR
of AS-i A slave (n), channel 0
4
output data of AS-i single slave (n), channel 1
OR
of AS-i A slave (n), channel 1
5
output data of AS-i single slave (n), channel 2
OR
of AS-i A slave (n), channel 2
6
output data of AS-i single slave (n), channel 3
OR
of AS-i A slave (n), channel 3
7
reserved
=
0
- V3 - V2 - V1 - V0
8
output data of AS-i single slave (n+1), channel 0
OR
of AS-i A slave (n+1), channel 0
9
output data of AS-i single slave (n+1), channel 1
OR
of AS-i A slave (n+1), channel 1
10
output data of AS-i single slave (n+1), channel 2
OR
of AS-i A slave (n+1), channel 2
11
output data of AS-i single slave (n+1), channel 3
OR
of AS-i A slave (n+1), channel 3
12
reserved
=
0
- V3 - V2 - V1 - V0
13
output data of AS-i single slave (n+2), channel 0
OR
of AS-i A slave (n+2), channel 0
14
output data of AS-i single slave (n+2), channel 1
OR
of AS-i A slave (n+2), channel 1
15
output data of AS-i single slave (n+2), channel 2
OR
of AS-i A slave (n+2), channel 2
16
output data of AS-i single slave (n+2), channel 3
OR
of AS-i A slave (n+2), channel 3
17
reserved
=
0
- V3 - V2 - V1 - V0
18
not used
not used
Legend:
M
master no.
1 bit
0 = master 1
1 = master 2
UID
user ID
5 bits
00…1F
hex
= 0…31
dec
(a change to the user ID starts the command call)
Vn
valid bit
1 bit
0 = values in channel n are invalid
1 = values in channel n are valid
Output data must be valid (Vn = 1) to be enabled in the AS-i slave!
