Appendix B
DVP-MC operating manual B-7
Data order Name Byte
Byte2 High byte
Byte3
Protocol identifier
Low byte
Byte4 High byte
Byte5
Modbus data length
Low byte
Byte6 Modbus ID Single byte
Byte7 0x80+ function code Single byte
Byte8 Abnormality response code Single byte
¾ Example: To write value 0x0100 to 0x1000 address in DVP10MC11T via function code 06
Request message: “ 00 00 00 00 00 06 01 06 10 00 01 00”.
Response message: “ 00 00 00 00 00 06 01 06 10 00 01 00”.
Function code: 0x10 to write multiple word-device register values
Request message data structure:
Data order Name Byte
Byte0 High byte
Byte1
Transaction identifier
Low byte
Byte2 High byte
Byte3
Protocol identifier
Low byte
Byte4 High byte
Byte5
Modbus data length
Low byte
Byte6 Modbus ID Single byte
Byte7 Function code Single byte
Byte8 High byte
Byte9
The start address of word devices where to write values in
DVP10MC11T
Low byte
Byte10 High byte
Byte11
The address number of word devices where to write values.
(Counted by Words)
Low byte
Byte12
The address number of word devices where to write values.
(Counted by Bytes)
Single byte
Byte13 High byte
Byte14
The address value written in word devices in DVP10MC11T
Low byte
… High byte
Byte n
The address value written in word devices in DVP10MC11T
Low byte
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