xi yi ji.c

通过不同的二极管亮

#include <reg51.h>
#define uchar unsigned char
#define uint unsigned int

sbit P3_2=P3^2;
sbit P3_3=P3^3;
sbit P1_0=P1^0;
sbit P1_1=P1^1;
sbit P1_2=P1^2;
sbit P1_3=P1^3;
sbit P1_4=P1^4;
sbit P1_5=P1^5;
sbit P1_6=P1^6;

void Led_On09();
void Led_On02();
void Led_On1();
void Led_On2();
void Led_On3();
void Led_On5();
void Xint0(void);
void Xint1(void);
void Led_Off();
void DelayXms(uint count);


/*************************/

void main(void)
{
	//do
	//{
		P1=0x00;
		EA=1;
		EX0=1;
		EX1=1;
		IT0=0;
		IT1=0;
		PX0=0;		
		PX1=1;
	for(;;)
	{
	;
	}
	//}while(1);
}


/***************************/

void Xint0(void) interrupt 0 using 3
{
	Led_On2();
	Led_On02();
	Led_On1();
	Led_On3();
	Led_On2();
	Led_On02();
	Led_On1();
	Led_On3();
	Led_On09();
	Led_On5();
}

/******************************/

void Xint1(void) interrupt 2 using 3
{
	Led_Off();
}

/******************************/

void Led_On2()
{
	//if(P3_2==0)
	//{
		//EA=1;
		//EX0=1;
		//EX1=1;
		//IT0=0;
		//IT1=0;		
		//PX0=0;
		//PX1=1;
		P1_2=1;
		DelayXms(300);
		P1_2=0;
	//}
	//if(P3_2==1)
	//{
		//Led_Off();
	//}
}

/*******************************/

void Led_On02()
{
	uint i;
	//if(P3_3==0)
	//{
		for(i=1;i<=6;i++)
		{
			P1_0=1;
			DelayXms(5);
			P1_0=0;
			DelayXms(5);
		}
	//}
	//if(P3_3==1)
	//{
		//Led_Off();
	//}
}




/*******************************/

void Led_On1()
{
	uint i;
	//if(P3_2==0)
	//{
		for(i=1;i<=6;i++)
		{
			P1_1=1;
			DelayXms(5);
			P1_1=0;
			DelayXms(5);
		}
	//}
	//if(P3_2==1)	
	//{
	//	Led_Off();
	//}
}

/******************************/

void Led_On3()
{
	//if(P3_2==0)
	//{
		P1_3=1;
		DelayXms(300);
		P1_3=0;
	//}
	//if(P3_3==1)	
	//{
	//	Led_Off();
	//}
}

/*******************************/

void Led_On09()
{
	uint i;
	//if(P3_2==0)
	//{
		for(i=1;i<=31;i++)
		{
			P1_0=1;
			DelayXms(1);
			P1_0=0;
			DelayXms(1);
		}
	//}
	//if(P3_2==1)
	//{
	//	Led_Off();
	//}
}

/******************************/

void Led_On5()
{
	uint i;
	//if(P3_2==0)
	//{
		P1_6=1;
		for(i=1;i<=6;i++)
		{
			P1_5=1;
			DelayXms(5);
			P1_5=0;
			DelayXms(5);
		}
		P1_6=0;
	//}
	//if(P3_2==1)
	//{
	//	Led_Off();
	//}
}

/****************************/

void DelayXms(uint count)
{
	uint j;
	while(count--!=0)
	{
		for(j=0;j<7200;j++);
	}
}

/***************************/

void Led_Off()
{
	//EA=1;
	//EX0=1;
	//EX1=1;
	//IT0=0;
	//IT1=0;
	//PX0=1;
	//PX1=0;
	P1_0=0;
	P1_1=0;
	P1_2=0;
	P1_3=0;
	P1_5=0;
	P1_6=0;
	//EX0=0;
	//EX1=0;
	//EA=0;
	for(;;)
	{
	;
	}
}