Aa0 - Measurement Computing CB-7080 User Manual

CB-7080 & CB-7080D Counter/Timer User's Guide

~AA0

Description: Reads the module status. The module status will be latched until ~AA1 command is sent. If the
host watchdog is enabled and the host is down, (no ~** command received), the module status will be set to 4.
If the module status=4, all output commands are ignored.
Syntax: ~AA0[chk](cr)
~
AA
[chk]
(cr)
Response :
Valid response
Invalid response
No response
!
?
AA
SS
[chk]
(cr)
:
Examples
Status of module 01 is OK:
Command:
Response:
Module status=04; host watchdog timed-out; HOST is down now:
Command:
Response:
A delimiter character
2-character HEX module address, from 00 to FF
2-character checksum. If checksum is disabled, no [chk]
0x0D
!AASS[chk](cr)
?AA[chk](cr)
Syntax error, communication error or address error
A delimiter character indicating a valid response
A delimiter character indicating an invalid response
2-character HEX module address
2-character HEX status value:
Bit_0, Bit_1 = reserved
Bit_2 = 0: OK,
1: host watchdog time-out
2-character checksum. If checksum is disabled, no [chk]
0x0D
~010(cr)
0100(cr)
~020(cr)
0204(cr)
2-3
~AA0