ADLINK ND-6520 User Manual
Page 81
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NuDAM-6521
• 77
5.4.20 Set Host Watchdog Timer
@Description
Set host watchdog timer, module will change to safety state when host is failure.
@Syntax
~(Addr)2(Flag)(TimeOut)00<CR>
~
Command leading code.
(Addr)
Address ID, range (00 - FF).
2
Set host watchdog timer and safe state value.
(Flag)
0 : Disable host watchdog timer
1 : Enable host watchdog timer (1-character)
(TimeOut)
Host timeout value, between this time period host must
send (Host is OK) command to module, otherwise module
will change to safety state.
Range 01 - FF. (2-character)
One unit is 100 ms
01 = 1 * 100 = 100 ms
FF = 255 * 100 = 25.5 sec
(SafeValue) 8 channels safety value of digital output channels when
host is failure. (2-character)
@Response
!(Addr)<CR>
or
?(Addr)<CR>
!
Command is valid.
?
Command is invalid.
(Addr) Address
ID
@Example
User command:
~30211200<CR>
Response:
!30<CR>
30 Address
ID
2
Set host watchdog timer and safe state value.
1
Enable host watchdog timer.
12
Timeout value. 0x12 = 18
18 * 100 = 1800 ms
00