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42
I-7011, I-7018 User Manual
Rev:B1.0
2.21 @AADI
Description
: Read Digital I/O and Alarm Status
Syntax
:
@AADI[CHK](cr)
@
delimiter character
AA
address of reading module (00 to FF)
DI
command for reading digital I/O and alarm status
Response
:Valid Command :
!AASOOII[CHK](cr)
Invalid Command :
?AA[CHK](cr)
Syntax error or communication error may get no re-
sponse.
!
delimiter for valid command
?
delimiter for invalid command
AA
address of response module(00 to FF)
S
alarm enable status, 0=alarm disable, 1=momentary alarm
enabled, 2=latch alarm enabled.
OO
digital output status, 00=DO0 off, DO1 off, 01=DO0 on,
DO1 off, 02=DO0 off, DO1 on, 03=OD0 on, DO1 on.
II
digital input status, 00=input low level, 01=input high
level.
Example
:
Command : @01DI
Receive : !0100001
Read address 01 digital I/O status, return alarm disable, digital
outputs all off, and digital input high level.
Command : @02DI
Receive : !0210100
Read address 02 digital I/O status, return momentary alarm
enable, high alarm is clear, low alarm is set, and digital input is