text1.c

这是我本科的毕业设计。是一个热水器自动温控系统。要配合里面的电路图看程序

#include<reg51.h>
#include <absacc.h>
#include<intrins.h>
#include<math.h>
#define CON_8279 XBYTE [0x5fff]
#define DAT_8279 XBYTE [0x5eff]
sbit  clflag=ACC^7;
unsigned char data disgram[6]={0x00,0x01,0x02,0x03,0x04,0x05};
/******************ms延时程序*****************/
void delayms(unsigned int dt)
{
register unsigned char bt; //延时越短闪烁越快，前后闪烁不一致，前面基本不闪烁，后面闪烁快
for(;dt>0;dt--)
 for(bt=250;bt>0;bt--);
}
//
//
void  disp_initial()
 { 
   CON_8279=0xDC;
   do {ACC=CON_8279;}
   while (clflag==1);
   CON_8279=0x00;
   CON_8279=0x34;
 }
/******************显示函数*****************/
void display(void)
{unsigned char code table[18]={0xc0,0xf9,0xa4,0xb0,0x99,\
0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e,\
0xbf,0xff};
unsigned char i;
 for(i=0;i<6;i++) 
  { CON_8279=i+0x92;
    DAT_8279=table[disgram[i]];
    delayms(4+i+i);
  }
}
void main(void)
{
while(1)
 { disp_initial();
   display();  
 }
}