0X05) Write Single Coil - ICP DAS USA PIR-130-AC User Manual

3.6 05 (0x05) Write Single Coil

This function code is used to write a value to address 0xxxx.
Request
Byte Description
00 Address
01 Function Code
02 - 03 Starting Address
04 - 05 Value to be written
Response
Byte Description
00 Address
01 Function Code
02 - 03 Requested Address
04 - 05 Value from the
Requested Address
Error Response
Byte Description
00 Address
01 Function Code
02 Exception Code
PIR-130-AC/DC User Manual Ver. 1.4.0, 2020/07/28
Length
Value
(in Bytes)
1 1 to 247
1 0x05
2 Refer to the Modbus Address Mapping
Table for details.
2 A value of 0xFF00 will set the output to
ON. A value of 0x0000 will set it to OFF. All
other values are invalid and will not affect
the coil.
Length
Value
(in Bytes)
1 1 to 247
1 0x05
2 The value is the same as bytes 02 and 03
of the Request
2 The value is the same as bytes 04 and 05
of the Request
Length
Value
(in Bytes)
1 1 to 247
1 0x85
1 Refer to the Modbus standard for more
details.
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