Specifications
11-14
11.4.2 MODBUS RTU Response Format
Response in normal status
The same message as a command is returned and for a loop back test.
A part of a command message (6 bytes from the beginning) is returned for multiple write
command.
Response in abnormal status
In case a parameter disabled to be processed is found in a command (except transmission
error)
Slave address (station no.)
Function code + 80H
Error code
CRC
Either 1, 2 or 3
Error code contents
1. Function code abnormality
2. Device No. abnormality (out of range)
3. No. of devices abnormality (out of range)
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Summary of Contents for AFP7CCM1
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