display164.h

风扇调速 3档位

/*************************************
*164的调用:可以直接调用display(num)
*************************************/
#ifndef __hc164_H__
#define __hc164_H__
#include<table.h>
sbit a=P2^0;
sbit b=P2^1;
sbit clock=P2^2;
sbit clear=P2^3;
sbit a1=P2^4;
sbit b1=P2^5;
sbit clock1=P2^6;
sbit clear1=P2^7;
unsigned char shu1,i1,num1;
unsigned char shu,i,num;
//*************************
void display164f(unsigned char num)
{	
	a=1;
	b=0;
	clear=0;
	clear=1;
	shu=table_0[num];	
	for(i=0;i<8;i++)
	{				
		clock=0;
		b=shu&0x80;
		clock=1;
		shu=shu<<1;			
	}	
}
//************************************
void display164ms(unsigned char num1)
{	
	a1=1;
	b1=0;
	clear1=0;
	clear1=1;
	shu1=table_0[num1];	
	for(i1=0;i1<8;i1++)
	{				
		clock1=0;
		b1=shu1&0x80;
		clock1=1;
		shu1=shu1<<1;			
	}	
}
#endif