main.c

spce061a实现的按键唤醒单片机程序

#include"SPCE061A.h"

int main()
{
	asm("INT OFF");
	
	*P_IOA_Dir = 0x00ff;
	*P_IOA_Attrib = 0x00ff;
	*P_IOA_Data = 0x0000;
	*P_INT_Ctrl = C_IRQ3_KEY;
	asm("INT IRQ");
	
	while(1)
	{
		*P_IOA_Data = 0x0000;	//turn off LED
		*ClearWatchdog = 1;
		*P_SystemClock = C_Sleep;
	}
	return 0;
}