Omron 3G8F7-CRM21, User Manual

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PC Watchdog Timer API Section A-7
A-7 PC Watchdog Timer API
A-7-1 CPNT_EnablePCWDTTimer (Enable PC WDT)
Purpose Enable or disable the PC Watchdog Timer.
Call Format BOOL CPNT_EnablePCWDTTimer (
HANDLE Handle,
WORD Timer
) ;
Argument
Returned value It returns TRUE when the function succeeds.
It returns FALSE when an error occurs. The error details can be obtained with
the function GetLastError.
Remarks See Section 4-7 for the PC WDT function.
A-7-2 CPNT_RefreshPCWDTTimer (Refresh PC WDT)
Purpose Refresh the PC Watchdog Timer value.
Call Format BOOL CPNT_RefreshPCWDTTimer (HANDLE Handle) ;
Argument
Returned value It returns TRUE when the function succeeds.
It returns FALSE when an error occurs. The error details can be obtained with
the function GetLastError.
Remarks
•
When the PC WDT function is in use, execute this function to refresh the
timer value within a value smaller than the set timer value. If the timer is out
without refreshing, the communications cycle stops.
•
See Section 4-7 for the PC WDT function.
Type Parameter Direction Description
HANDLE Handle IN Device handle obtained with the
function CPNT_Open
WORD Timer IN Monitoring time:
0x0: Disabled the PC WDT.
0x1 to 0xFFFF(1 to 65535):
Enabled the PC WDT.
Monitoring time = The value written
on the left x 10 ms
Type Parameter Direction Description
HANDLE Handle IN Device handle obtained with the
function CPNT_Open