main.c

实现了有凌阳的外部中断进行技数

#include "SPCE061A.h"
/*#define P_IOB_Data        (volatile unsigned int *)0x7003
#define P_IOB_Dir         (volatile unsigned int *)0x7007
#define P_IOB_Attrib      (volatile unsigned int *)0x7008
#define P_IOA_Data        (volatile unsigned int *)0x7000
#define P_IOA_Dir         (volatile unsigned int *)0x7002
#define P_IOA_Attrib      (volatile unsigned int *)0x7003

#define P_Watchdog        (volatile unsigned int *)0x7012
#define P_INT_Ctrl        (volatile unsigned int *)0x7010
#define P_INT_Clear       (volatile unsigned int *)0x7011
#define P_TimeA_Ctrl      (volatile unsigned int *)0x700B
#define P_TimeA_Data      (volatile unsigned int *)0x700A*/
const unsigned int g_Data[] = {0x003f,0x0006,0x005b,0x004f, 0x0066,0x006d,0x007d,0x0007,0x007f,0x006f};
unsigned int n=0,a,i=0,t,x,g;
long f;
unsigned int x0,x1,x2,x3,x4,x5,m,bb;
void Delay(unsigned int y);
void led(unsigned int x);
void chushihua();
//void __attribute__((ISR))IRQ1(void);
void __attribute__((ISR))IRQ4(void);
void __attribute__((ISR))IRQ5(void);
//void __attribute__((ISR))FIQ(void);
////////////////////////////////////////////////////////////////////////////////////////////////
int main()

 { 
 	 Delay(100);
	__asm("INT OFF");
	chushihua();
	
	__asm("INT IRQ");
	while(1)
	{     
		 
		    x5=f/100000;        //最高位
		       Delay(10);
		    x4=(f%100000)/10000;
		        Delay(10);
		   	x3=(f%10000)/1000;
		   	  Delay(10);
           	x2=(f%1000)/100;
                Delay(10);
         	x1=(f%100)/10;
                Delay(10);
        	x0=f%10;
        	   Delay(10);
  			
	  *P_Watchdog_Clear=0x0001  ;
	}  
 }
//////////////////////////////////////////////////////////////////////////////

//////////////////////////////////////////////////////////////////////////////////////
void Delay(unsigned int y)
{ 
	unsigned int j;
	for(j=0;j<=y;j++) ;
	*P_Watchdog_Clear=0x0001;

}