Neousys Technology Nuvo-8240GC Series, Руководство пользователя, Страница: 138 / 139

Nuvo-8240GC
138
WDT Functions
InitWDT
Syntax BOOL InitWDT(void);
Description:
Initialize the WDT function. You should always invoke
InitWDT() before set or start watchdog timer.
Parameter None
Return Value TRUE: Successfully initialized
FALSE: Failed to initialize
Usage BOOL bRet = InitWDT()
SetWDT
Syntax BOOL SetWDT(WORD tick, BYTE unit);
Description
Set timeout value and unit for watchdog timer. When InitWDT()
is invoked, a default timeout value of 255 seconds is assigned.
Parameter
tick
WORD value (1 ~ 65535) to indicate timeout ticks.
unit
BYTE value (0 or 1) to indicate unit of timeout ticks.
0 : unit is minute
1: unit is second
Return Value
If value of unit is correct (0 or 1), this function returns TRUE,
otherwise FALSE.
Usage
WORD tick=255;
BYTE unit=1; //unit is second.
BOOL bRet = SetWDT(tick, unit); //timeout value is 255
seconds