Omron CS1W-PRM21 - Controller Data Read (0501); Error Log Read (2102)

105
Command / Response Reference
Section 5-2
5-2-4 CONTROLLER DATA READ (0501)
Reads the model name and version number data from the PROFIBUS-DP
Master Unit.
Command Block
Response Block
Parameters
Model, Version
(Response)
The PROFIBUS-DP Master Unit model and version are returned as ASCII
characters occupying 20 bytes each (i.e., 20 characters each). If all bytes are
not used, the remaining bytes will be all spaces (ASCII 20 Hex).
Example Model: CS1W-PRM21, CJ1W-PRM21
Version: V1.00
Response Codes
5-2-5 ERROR LOG READ (2102)
Reads a specified number of error records from the error log.
Command Block
Response Block
1001 Command too large.
1002 Command too short.
110C • Invalid station code (High byte not equal to 81)
• Invalid target slave address (exceeds 125).
2605 Slave station is already enabled.
0105
Command
code
0105
Command
code
Response
code
20 bytes 20 bytes
Model Version
Response code Description
0000 Normal
1001 Command too large
0221
Command
code
Beginning
record
number
Number
of
records
0221
10 bytes 10 bytes each
Command
code
Response
code
Maximum
number
of stored
records
Number
of stored
records
Number
of
records
Error log
records