Advantech Adam 4000 Series User Manual page 259

4080, 4080D
7.2.3.10 $AA1L
Name
Description Read the low trigger level for non-isolated input signals of
Syntax
Response
Example
Read Non-isolated Low Trigger Level command
a specified counter/frequency module.
$AA1L(cr)
$ is a delimiter character.
AA (range 00-FF) represents the 2-character hexadecimal
address that you will access to.
1L is the Read Non-isolated Low Trigger Level command.
(cr) is the terminating character, carriage return (0Dh).
!AA(data)(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 which indicates a valid command.
? is a delimiter character which indicates an invalid command.
AA (range 00-FF) represents the 2-character hexadecimal
address of the module.
(data) is the low trigger level of non-isolated input signal.
The unit and resolution is 0.1 V (voltage). The format is a
two digit integer that can range from 1 to 50 (i.e. 0.1 V to 5 V).
(cr) is the terminating character, carriage return (0Dh).
command: $051L(cr)
response: !0508(cr)
The command requests the counter/frequency module at
address 05 to read its non-isolated input signal low trigger
level. The module replies that its low trigger level is 0.8 V.
245 ADAM-4000 Series User Manual