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標(biāo)題: 單片機(jī)0-99計(jì)時(shí)器設(shè)計(jì)(PROTEUS仿真+源程序) [打印本頁]

作者: 物業(yè)tuan    時(shí)間: 2020-4-30 14:15
標(biāo)題: 單片機(jī)0-99計(jì)時(shí)器設(shè)計(jì)(PROTEUS仿真+源程序)
今天剛做出的計(jì)數(shù)器,資料很全面,各位可以用來參考



程序如下:
                #include<reg51.h>
#define uchar unsigned char
#define uint unsigned int
uchar code DSY_CODE[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x00};
//計(jì)數(shù)值分解后的各待顯示數(shù)位
uchar Display_Buffer[3]={0,0,0};

uint Count = 0;
sbit Clear_Key = P3^6;
//在數(shù)碼管上顯示計(jì)數(shù)值

void Show_Count_ON_DSY()
{
  Display_Buffer[1] = Count % 100/10;
  Display_Buffer[0] = Count %10;
  if(Display_Buffer[1] == 0) //高位為0時(shí)不顯示
{
    Display_Buffer[2] = 0x0a;
    //高位為0時(shí),如果第二位為0則同樣不顯示
    if(Display_Buffer[1] == 0 ) Display_Buffer[1] = 0x0a;
}
P1=DSY_CODE[Display_Buffer[0] ];
P2=DSY_CODE[Display_Buffer[1] ];
}
void main()
{
P0=0xff;
P1=0xff;
P2=0xff;
IE=0x81;
IT0=1;
while(1)
{
if(Clear_Key==0)
  Count = 0;
   Show_Count_ON_DSY();
   }
}
//INTO中斷函數(shù)
void EX_INT0() interrupt 0
{
Count++;
}

0-99計(jì)數(shù)器設(shè)計(jì)仿真+源碼.rar (50.88 KB, 下載次數(shù): 26)














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