ICP DAS USA PIR-130-AC User Manual page 93

3.10.5 Sub-function 32 (0x20) Read Firmware Version
This sub-function code is used to read the firmware version information for the PIR-130
module.
Request
Byte Description
00 Address
01 Function Code
02 Sub-function Code
Response
Byte Description
00 Address
01 Function Code
02 Sub-function Code
03 Major Version
04 Minor Version
05 Build Version
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 0x46
1 0x20
Length
Value
(in Bytes)
1 1 to 247
1 0x46
1 0x20
1 0x00 - 0xFF
1 0x00 - 0xFF
1 0x00 - 0xFF
Length
Value
(in Bytes)
1 1 to 247
1 0xC6
1 Refer to the Modbus standard for more
details.
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