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Supplementary device manual DeviceNet interface in the AS-i ControllerE (AC1318, AC1324), Target from 15
2012-02-29
The host command channel
Commands in the host command channel
137
Example: change parameter of slave 4B on AS-i master 1 to the value 03
4825
Request from host to device
Word no.
Value [hex.]
Meaning
1
0901
M=0: AS-i master 1
UID=09: user ID changes to 9
01 = command 1
2 0000
reserved
3 0024
(slave
no.
4
)
+ (
32
, if B slave)
= 36
dec
=
24
hex
4
0003
parameter value to be written
5…18 0000
not
used
Response from device to host in the normal case
Word no.
Value [hex.]
Meaning
1
0901
copy of the request
command processed, no error occurred
2 0000
reserved
3
0003
parameter value read back; may differ from the value to be written (so-called reflected
parameter)
4…18 0000
not
changed
Response from device to host in case of a fault
Word no.
Value [hex.]
Meaning
1
8901
copy of the request
E=1: error when executing the command
2 0000
reserved
3
000A
error code=0A: slave is not in LAS
4…18 0000
not
changed