Chapter 7
7-
49
ADAM 4000 Series User’s Manual
7.2.3 Digital Filter and Programmable Threshold Command Set
Command Syntax
Command Name Description I/O Module
$AA4S Enable/Disable
Digital Filter
Enables or disables the digital
filter of the addressed
counter/frequenc
module
4080,
4080D
$AA4 Read Filter Status The addressed counter
frequency module returns the
status of its digital filter
4080,
4080D
$AA0H(data) Set Minimum
Input Signal Width
at High Level
Sets the minimum input signal
width at high level for a
specified counter/frequency
module
4080,
4080D
$AA0H Read Minimum
Input Signal Width
at High Level
Reads the minimum input signal
width setting at high level for a
specified counter/frequency
module
4080,
4080D
$AA0L(data) Set Minimum
Input Signal Width
at Low Level
Sets the minimum input signal
width at low level for a specified
counter/frequency module
4080,
4080D
$AA0L Read Minimum
Input Signal Width
at Low Level
Reads minimum input signal
width setting at low level for a
specified counter/frequency
module
4080,
4080D
$AA1H(data) Set Non-isolated
High Trigger Level
Sets the high trigger level of
non-solated input signals for a
specified counter/frequency
module
4080D
$AA1H Read Non-isolated
High Trigger Level
Requests the addressed counter
requency module to return the
high trigger level for non-isolated
input si
nals
4080D
$AA1L(data) Set Non-isolated
Low Trigger Level
Sets the low trigger level of
non-solated input signals for a
specified counter/frequency
module
4080D
$AA1L Read Non-isolated
Low Trigger Level
Requests the addressed ounter/
frequency module to return the
low trigger level for non-isolated
input signals
4080D
