I-7021/22/24, M-7022/24/28 User Manual, Rev: B2.3
151
2.50 @AARECN
Description:
Reads the digital input counter of a specified channel.
Syntax:
@AARECN[CHKSUM](CR)
@
Delimiter character
AA
Address of the module to be read (00 to FF)
RE
Command to read the digital input counter
CN
N is to specify the channel to be read, zero based.
Response:
Valid command :
!AA(Data)[CHKSUM](CR)
Invalid command:
?AA[CHKSUM](CR)
!
Delimiter character for a valid command
?
Delimiter character for an invalid command
AA
Address of the responding module (00 to FF)
(Data)
Five digits data of the counter value of the
specified channel.
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.
I-7024R
M-7024R, M-7024U
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