main.c

凌阳061a单片机的中断使用例程。包括外部中断例子

#include"spce061a.h"
#define TIMER_DATA_FOR_4KHZ (0xffff-2048)
#define		C_TMB_4KHz				0x0004	
main()
{
	
	*P_IOA_Dir=0Xffff;
	*P_IOA_Attrib=0Xffff;
	*P_IOA_Data=0X00ff;
	
	*P_IOB_Dir=0Xffff;
	*P_IOB_Attrib=0Xffff;
	*P_IOB_Data=0X00ff;
	
	*P_TimerB_Data=TIMER_DATA_FOR_4KHZ;
	*P_TimerB_Ctrl=C_TMB_4KHz;
	
	*P_INT_Ctrl=C_IRQ4_1KHz|C_IRQ2_TMB;
	__asm("INT IRQ");
	while(1)

		*P_Watchdog_Clear=1;

}