Kinco CD3 Series - Page 123

Kinco FD3&CD3 User Manual
119
01
：
Station No.
06
：
Function code,write single WORD
31 00
：
Modbus address for writing data.This is the address corresponding to parameter “control word”(60400010)
00 0F： Write data 000F(Hex)
C7 32： CRC check.
0x10：Write multiple registers
Request format:
Station
No.
Function
Code
High Byte
of Start
Address
Low
Byte of
Start
Address
High
byte of
Address
Length
(Word)
Low
byte of
Address
Length
(Word)
Data
length(
Bytes)
High
byte of
Data 1
Low
byte of
Data 1
…
CRC
check
1 Byte
10
1 Byte
1 Byte
1 Byte
1 Byte
1 Byte
1 Byte
1 Byte
…
2
Bytes
Normal response format:
Station No.
Function
Code
High Byte of
Start
Address
Low Byte
of Start
Address
High byte
of Address
Length
(Word)
Low byte of
Address
Length
(Word)
CRC
check
1 Byte
10
1 Byte
1 Byte
1 Byte
1 Byte
2 Bytes
If there is error such as address over range,non-exist address and the address is read only,then it will return function
code 0x90
For example:Send message 01 10 6F 00 00 02 04 55 55 00 08 1A 47
Meaning:
01
：
Station No.
10： Function code,write multiple WORDs
6F 00： Modbus address for writing data. This is the address corresponding to parameter “Target
Velocity”(60FF0020)
00 02: Address length is 2 WORD.
04： Data length is 4 Bytes(2 words)
55 55 00 08
：
Write data 00085555(Hex) into address.
1A 47
：
CRC check