0X06) Write Single Register; 0X06) Write Single Register - ICP DAS USA I-7021 User Manual

M-7022, M-7024, M-7024L, M-7024R, M-7024U

3.6 06 (0x06) Write Single Register

This function code is used to write a digital output value of a
module.
Request
00 Address
01 Function code
02 ~ 03 Output channel
numbers
04 ~ 05 Output value
Response
00 Address
01 Function code
02 ~ 03 Output channel
numbers
04 ~ 05 Output value
Error Response
00 Address
01 Function code
02 Exception code
I-7021/22/24, M-7022/24/28 User Manual, Rev: B2.3
1 Byte 1 ~ 247
1 Byte 0x06
2 Bytes 0x0000 ~ 0x0001 for M-7022
0x0000 ~ 0x0003 for M-7024
0x0000 ~ 0x0003 for M-7024L
0x0000 ~ 0x0003 for M-7024R
0x0000 ~ 0x0003 for M-7024U
0x0000 ~ 0x0007 for M-7028
2 Bytes Data in the specified data format
1 Byte 1 ~ 247
1 Byte 0x06
2 Bytes The value is the same as byte 02 and
03 of the Request
2 Bytes The value is the same as byte 04 and
05 of the Request
1 Byte 1 ~ 247
1 Byte 0x86
1 Byte Refer to the Modbus standard for
more details.
159