Delta D25886 User Manual Page 285

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Appendix A
A-22 DVP-MC operating manual
Data structure of abnormality response message:
Data order Name Byte
Byte0
Modbus ID
Single byte
Byte1
0x80+ function code
Single byte
Byte2
Abnormality response code
Single byte
Byte3
Low byte of CRC check sum
Low byte
Byte4
High byte of CRC check sum
High byte
Note: The written value 0x0000 in the bit device in request or response message means that the value
written in the bit device is 0. 0xFF00 means that the value written in the bit device is 1.
¾ Example: The value of M0 in DVP10MC11T is set as 1 via function code 05; M0 address is 0x0800.
Request message: “01 05 08 00 FF 00 8E 5A”
Response message: “01 05 08 00 FF 00 8E 5A”
Function code: 0x0F, write multi bit-device register values
Data structure of request message:
Data order Name Byte
Byte0 Modbus ID Single byte
Byte1 Function code Single byte
Byte2 High byte
Byte3
The start address of DVP10MC11T bit device where to
read state.
Low byte
Byte4 High byte
Byte5
The number of DVP10MC11T bit device where to write
value.
Low byte
Byte7 The value written in DVP10MC11T bit device Single byte
The value written in DVP10MC11T bit device Single byte
Byte n The value written in DVP10MC11T bit device Single byte
Byte n+1 Low byte of CRC check sum Low byte
Byte n+2 High byte of CRC check sum High byte
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