User Manual

Chapter 5
5-31 ADAM 4000 Series User’s Manual
4015, 4015T, 4017+, 4018+, 4019+
$AAY
Name Read Communication Watchdog Timer Cycle Setting
command
Description This command read the setting of communication watchdog
timer (WDT) cycle time.
Syntax $AAY(cr)
$ is a delimiter character.
AA (range 00-FF) represents the 2-character he xadecimal
address of the analog input module which is to be read.
Y is th e Read ing Co mmunication WDT Cycle Settin g
command.
(cr) is the terminating character, carriage return (0Dh).
Response !AAnnnn(cr) if the command was valid.
?AA(cr) if an invalid operation was entered.
There is no response if the module detects a syntax error or
communication e rror or if the s pecified a ddress does not
exist.
! delimiter character i ndicates a valid command wa s
received.
? delimiter character indicates the command was invalid.
AA (range 00-FF) represents the 2-character he xadecimal
address of the analog input module.
nnnn (r ange 0000~9999) represent t he sp ecified value of
communication cycle you read. (Unit: 0.1 second)
(cr) represents terminating character, carriage return (0Dh).
Example command: $02Y(cr)
response: !020030(cr)
The c ommand rea d the WDT cycle as 0030 in the i nput
module at address 02.