ICP DAS USA PIR-130-AC User Manual page 25

2.2 $AA2
Description:
This command is used to read the current configuration of a specified module.
Syntax:
$AA2[CHKSUM](CR)
$ Delimiter character
AA The address of the module to be read in hexadecimal format (00 to FF)
2 The command to read the configuration of the module
Response:
Valid Command:
Invalid Command:
! Delimiter character to indicate that the command was valid
? Delimiter character to indicate that the command was invalid
AA The address of the responding module in hexadecimal format (00 to FF)
TT The Type Code for the module, which should be 40 for DIO modules
CC The Baud Rate for the module. See Section 1.10 for details.
FF The Checksum and counter update direction settings for the module. See Section 1.10
for details.
There will be no response if the command syntax is incorrect, there is a communication error, or
there is no module with the specified address.
Examples:
Command: %0101200600
Changes the Baud Rate of module 01 to 9600 bps and the INIT DIP Switch (DIP 4) is in
the ON position. The module returns a response indicating that the command was
valid.
PIR-130-AC/DC User Manual Ver. 1.4.0, 2020/07/28
!AATTCCFF[CHKSUM](CR)
?AA[CHKSUM](CR)
Response: !01
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