ICPDAS ET-2268 CR User Manual page 144

ET-2200 Series Ethernet I/O Modules
Example: Function 03 (0x03), Read AOs

Reads the name of the module for the ET-2260
[Leading 6 bytes]
Command: 01 02 00 00 00 06
[Leading 6 bytes]
Response: 01 02 00 00 00 05
 A description of the command and response is as follows:
Command: [Leading 6 bytes]
Bytes 00-03
Bytes 04-05
[Request]
Byte 00
Byte 01
Byte 02-03
Byte 04-05
Response: [Leading 6 bytes]
Bytes 00-03
Bytes 04-05
[Response]
Byte 00
Byte 01
Byte 02
Byte 03-04
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[Request]
01 03 01 03 00 01
[Response]
01 03 02 22 60
01 02 00 00 (Message Number)
00 06 (Number of bytes remaining in this frame)
01 (Net ID)
03 (Function Code)
01 03 (Starting AO Address)
00 01 (Number of Points)
01 02 00 00 (Message Number)
00 05 (Number of bytes remaining in this frame)
01 (Net ID)
03 (Function Code)
02 (Byte Count of the Response)
22 60 (Module Name)
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