isr.c

SPCE061A实现的LED拉幕显示效果

#include"SPCE061A.h"
unsigned char ledCode[11] = {0x003f,0x0006,0x005b,0x004f, 0x0066,0x006d,0x007d,0x0007,0x007f,0x006f, 0x00};
                                                     //共阴接法'0''1''2''3''4''5''6''7''8''9'的代码
unsigned char ledBit[6] = {0xfe,0xfd,0xfb,0xf7,0xef,0xdf};                                                   
unsigned char dispbuf[6] = {10, 10, 10, 10, 10, 10};
unsigned char t1msCounter= 0;
unsigned char t1sCounter  = 0;
unsigned char bitCounter = 0;
unsigned char Index = 0;
unsigned char i;

void BREAK(void) __attribute__ ((ISR));

void FIQ(void) __attribute__ ((ISR));

void IRQ0(void) __attribute__ ((ISR));

void IRQ1(void) __attribute__ ((ISR));

void IRQ2(void) __attribute__ ((ISR));

void IRQ3(void) __attribute__ ((ISR));

void IRQ4(void) __attribute__ ((ISR));

void IRQ5(void) __attribute__ ((ISR));

void IRQ6(void) __attribute__ ((ISR));

void IRQ7(void) __attribute__ ((ISR));




void BREAK(void)
{
	//add your code here

}

void FIQ(void)
{
	//add your code here

}

void IRQ0(void)
{
	//add your code here

}

void IRQ1(void)
{
	t1msCounter++;
	if(t1msCounter >=4)	//4ms刷新一次LED
	{
		t1msCounter = 0;
		*P_IOB_Data = ledBit[bitCounter];
		*P_IOA_Data = ledCode[dispbuf[bitCounter]];
		bitCounter++;
		if(bitCounter >= 6)	bitCounter = 0;
	}
	t1sCounter++;
	if(t1sCounter >= 1000)
	{
		t1sCounter = 0;
		Index++;
		if(Index >= 6)	Index = 0;
		for(i = 0; i <6; i++)
			dispbuf[i] = 10;
		for(i = 0; i < Index; i++)
			dispbuf[i]=Index;
	}
	*P_INT_Clear=C_IRQ1_TMA; //clear INT flag

}

void IRQ2(void)
{
	//add your code here

}

void IRQ3(void)
{
	//add your code here

}

void IRQ4(void)
{
	//add your code here

}

void IRQ5(void)
{
	//add your code here

}

void IRQ6(void)
{
	//add your code here

}

void IRQ7(void)
{
	//add your code here

}