Chapter 4 Command Set 4-181
4080, 4080D
Chapter 4
$AAA
Name Read Gate Mode.
Description Request the specified counter/frequency module to return its
gate status.
Syntax $AAA(cr)
$ is a delimiter character.
AA (range 00-FF) represents the 2-character hexadecimal
address of counter/frequency that you want to interrogate.
A identifies the Read Gate Mode command.
(cr) is the terminating character, carriage return (0Dh)
Response !AAG(cr) if the command is valid.
There is no response if the module detects a syntax or commu-
nication error, or if the specified address does not exist.
! is a delimiter character indicating the command was valid.
AA (range 00-FF) represents the 2-character hexadecimal
address of a counter/frequency module.
G determines the gate mode.
G = 0 the gate is low
G = 1 the gate is high
G = 2 the gate is disabled.
(cr) is the terminating character, carriage return (0Dh).
Example command: $01A(cr)
response: !011(cr)
The command requests the addressed counter/frequency
module to return its gate status. The module at address 01
replies that its gate is high.