qWDT_ResetSource qWDT_GetResetSource(){
if (WDT_ReadTimeOutFlag()){
WDT_ClrTimeOutFlag();
return RESET_WDT;
} else{
return RESET_EXTERNAL;
}
}
int c_entry(void)
{
// Init LED port
LED_Init();
/*
* Initialize debug via UART
*/
debug_frmwrk_init();
// print welcome screen
print_menu();
// Read back TimeOut flag to determine previous timeout reset
if (WDT_ReadTimeOutFlag()){
_DBG_(info1);
// Clear WDT TimeOut
WDT_ClrTimeOutFlag();
} else{
_DBG_(info2);
}
// Initialize WDT, IRC OSC, interrupt mode, timeout = 2000000 microsecond
WDT_Init(WDT_CLKSRC_IRC, WDT_MODE_RESET);
// Start watchdog with timeout given
WDT_Start(WDT_TIMEOUT);
// set timer 100 ms
Timer_Wait(100);
while (1){
// Wait for 100 millisecond
while ( !(TIM_GetIntStatus(LPC_TIM0,0)));
TIM_ClearIntPending(LPC_TIM0,0);
//turn on led
FIO_ByteSetValue(2, 0, LED_PIN);
// Wait for 100 millisecond
while ( !(TIM_GetIntStatus(LPC_TIM0,0)));
TIM_ClearIntPending(LPC_TIM0,0);
//turn off led
FIO_ByteClearValue(2, 0, LED_PIN);
}
return 0;
}
/*----------------- INTERRUPT SERVICE ROUTINES --------------------------*/
void WDT_IRQHandler(void)
{
// Disable WDT interrupt
NVIC_DisableIRQ(WDT_IRQn);
WDT_ClrTimeOutFlag();
}