Omron CJ Series Operation Manual page 224

6 Message Communications
 Command Format
 Response Format
 Parameters
Destination Address (Command, Response)
The address of the device on the PROFIBUS network, to which the PROFIBUS message will be sent.
The valid address range is 0 to 7E (Hex). The most significant byte in the Response Format is set to 00.
Device Service Access Point (Command)
The Device Service Access Point for the Get_Cfg PROFIBUS service must be set to 3B (Hex).
Data length (Bytes) (Response)
This parameter defines the number of I/O Configuration bytes returned by the slave device. The num-
ber ranges from 0 to 244 bytes. The most significant byte is set to 00.
I/O Configuration data (Response)
I/O Configuration data returned by the slave device. The I/O Configuration bytes are coded according to
the PROFIBUS standard.
 Response Codes
Response code
0000
1001
1002
110C
2208
0001
0402
6-14
28 09
Command
code
Device
address
28 09
Command Response Device
code code address
Normal completion
Command too large, i.e. > 2 words
Command too short, i.e. < 2 words.
Device Address Invalid, i.e. > 7E (Hex)
PROFIBUS Master unit not in correct mode, i.e. it is in OFFLINE mode.
• The slave has deactivated this service.
• The slave has not responded to the request.
• The slave does not have sufficient memory space for the request data.
• Destination address is same as current master address.
Service is not supported: Device Service Access Point is invalid.
CJ-series PROFIBUS Master Unit Operation Manual for NJ-series CPU Unit (W509)
3B
Device Service
Access Point
Data length I/O Configuration
(bytes) data
Description