Siemens sinamics dcp Operating Instructions Manual page 157

● Number of elements:
08 hex → The actual fault incident with eight faults is to be read.
● Parameter number:
945 dec → p0945 (fault code) is read.
● Subindex:
0 dec → Reading starts at index 0.
Initiate parameter request
If r2139.3 = "1" → Initiate parameter request.
Evaluate parameter response
Parameter response
Response header
Parameter value
Information about the parameter response:
● Request reference mirrored:
This response belongs to the request with request reference 25.
● Response ID:
01 hex → Read request positive, values stored as of 1st value
● Axis mirrored, number of parameters:
The values correspond to the values from the request.
● Format:
06 hex → Parameter values are in the unsigned16 format.
● Number of values:
08 hex → Eight parameter values are available.
● 1st value ... 8th value
A fault is only entered in value 1 of the fault buffer for drive 2.
SINAMICS DCP
Operating Instructions, 05/2016, A5E34382853K
Request reference mirrored =
25 hex
Axis mirrored = 02 hex
Format = 06 hex
1st value = 1355 dec
2nd value = 0 dec
...
8th value = 0 dec
8.4 Communication according to PROFIdrive
Response ID = 01 hex
Number of parameters = 01 hex
Number of values = 08 hex
Operation
Offset
0 + 1
2 + 3
4 + 5
6
8
...
20
157