ifm
Supplementary device manual DeviceNet interface in the AS-i ControllerE (AC1318, AC1324), Target from 15
2012-02-29
The fieldbus command channel (module 11)
Module 11, command 8 – read LAS (list of active slaves)
105
6.8.3
Response from device to fieldbus
10744
DW
Data content
Bit
DW
3
1
3
0
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
1
9
1
8
1
7
1
6
1
5
1
4
1
3
1
2
1
1
1
0
0
9
0
8
0
7
0
6
0
5
0
4
0
3
0
2
0
1
0
0
Word n+1
Word n
Bit
word
1
5
1
4
1
3
1
2
1
1
1
0
0
9
0
8
0
7
0
6
0
5
0
4
0
3
0
2
0
1
0
0
1
5
1
4
1
3
1
2
1
1
1
0
0
9
0
8
0
7
0
6
0
5
0
4
0
3
0
2
0
1
0
0
DW 1
Addresses of the active slaves
in this
Slave group in module 11
(
→
)
copy of the request
E B
reflected command
number
Legend:
E
error bit
1 bit
0 = no error detected
1 = error when executing the command
B
busy
1 bit
0 = command processed, buffer response valid
1 = command in process, channel used
6.8.4
Example: read LAS (list of active slaves) of slave group 1
on master 1
5100
Request from fieldbus master to device
Word no.
Value [hex.]
Meaning
1 4208
(slave no.
2
)
slave group 1
+ (master no.
1 * 64
)
+ (32, if B slave)
= 66
dec
=
42
hex
08 = command 8
2 0000
not
used
Response from device to fieldbus master
Word no.
Value [hex.]
Meaning
1 4208
copy of the request
command processed, no error occurred
2 C602
C6
hex
= 11000110
bin
table
Slave group in module 11
(
→
104
), slave group 1
slaves 1(A), 2(A), 6(A) and 7(A) are active
02
hex
= 00000010
bin
table
Slave group in module 11
(
→
104
), slave group 1
slave 9(A) is active
