Delta DVP-15MC Series, Operation Manual

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DVP-15MC Series Motion Controller Operation Manual
B-6
B

Example:
To write the value 16#0100 to the address 16#0000 in DVP-15MC series motion controller via
function code 06
Request message: 00 00 00 00 00 06 01 06 00 00 01 00
Response message: 00 00 00 00 00 06 01 06 00 00 01 00

Function code: 16#10 to write multiple word register values

Request message data structure:
Byte NO. Name Byte
Byte0
Transaction identifier
High byte
Byte1
Low byte
Byte2
Protocol identifier
High byte
Byte3
Low byte
Byte4
Modbus data length
High byte
Byte5
Low byte
Byte6
Modbus ID Single byte
Byte7
Function code Single byte
Byte8
The start address of word registers where to write
values
High byte
Byte9
Low byte
Byte10
The number of word registers where to write values
(Counted by Word)
High byte
Byte11
Low byte
Byte12
The number of word registers where to write values
(Counted by Byte)
Single byte
Byte13
The value written in a word register
High byte
Byte14
Low byte
…
The value written in a word register
High byte
Byte n
Low byte

Response message data structure:
Byte NO. Name Byte
Byte0
Transaction identifier
High byte
Byte1
Low byte
Byte2
Protocol identifier
High byte
Byte3
Low byte
Byte4
Modbus data length High byte