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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
212
memory of the device ............................................................................................... 302
Module 12, extended command 97 (61hex) – make settings in the AS-i master ..................... 304
Module 12, extended command 102 (66hex) – user menu ...................................................... 306
Module 12, extended command 105 (69hex) – read device features....................................... 311
5700
11.3.1
Module 12, extended command 00 = execute no command
5702
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 = 00
dec
= 00
hex
2...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)
Response from device to fieldbus master
Bit
Offset
Word no.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1
E
B
M
reflected user ID
reflected command number
2...18
not changed*)
not changed*)
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
M
master no.
1 bit
0 = master 1
1 = master 2
*)
IMPORTANT:
For the query read only the required bytes!
Unused bytes can contain information of previous queries.
Example:
execute no command
Request from fieldbus master to device
Word no.
Value [hex.]
Meaning
1
0300
M = 0: AS-i master 1
UID = 03: user ID changes e.g. to 3
00 = command number 0
2...18 xxxx
not
used
Response from device to fieldbus master
Word no.
Value [hex.]
Meaning
1
0300
copy of the request
command processed, no error occurred
2...18 xxxx
not
changed