Chapter 4
Chapter 4 Command Set
4-15
4.4.6
$AA2
Name Configuration Status
Description The command requests the return of the configuration data
from the analog input module at address AA.
Syntax $AA2(cr)
$ is a delimiter character.
AA (range 00-FF) represents the 2-character hexadecimal
address of the analog input module.
2 is the Configuration Status command.
(cr) is the terminating character, carriage return (0Dh).
Response !AATTCCFF(cr) if the command is valid.
?AA(cr) if an invalid
operation was entered.
There is no response if the module detects a syntax or
communication error, or even if the specified address does
not exist.
! is a
delimiter character indicating that a valid command
was received.
? is a
delimiter character indicating that the command was
invalid.
AA (range 00-FF) represents the 2-character hexadecimal
address of an analog input module.
TT represents the type of code that determines the input
range.
CC represents the baud rate code.
FF is a hexadecimal number that equals to an 8-bit
parameter that represents the data format, checksum status
and integration time. The layout of the 8-bit parameter is
shown in figure 4-1.
Bits 2 to 5 are not used, and are set to
0.
(cr) is the terminating character, carriage return (0Dh).
(Also see the %AANNTTCCFF configuration command)
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