久久久久久久999_99精品久久精品一区二区爱城_成人欧美一区二区三区在线播放_国产精品日本一区二区不卡视频_国产午夜视频_欧美精品在线观看免费

<kbd id="wycea"></kbd><strike id="wycea"></strike>

標題: 單片機制造出來的電子計時表 [打印本頁]

作者: 低估丟丟 時間: 2017-7-16 15:27
標題: 單片機制造出來的電子計時表
#include<reg52.h>//單片機制造出來的電子計時表//
#define uint unsigned int
#define uchar unsigned char
uchar num,num0,num1,num2,num3,num4;
uint xq;
void delayms(zms);
sbit key1=P2^5;
sbit key2=P2^6;
sbit key3=P2^3;
sbit key4=P2^4;

sbit led0=P1^0;
sbit led1=P1^1;
sbit led2=P1^2;
sbit led3=P1^3;
sbit led4=P1^4;
sbit led5=P1^5;
sbit led6=P1^6;
sbit led7=P1^7;
uchar code table1[]={
0x05,0x7d,0x46,0x54,
0x3c,0x94,0x84,0x5d,
0x04,0x14 };  //無小數點
uchar code table2[]={
0x01,0x79,0x42,0x50,
0x38,0x90,0x80,0x59,
0x00,0x10};//有小數點
void main()
{
xq=1;
num=0;
num0=0;
num1=0;
num2=0;
num3=0;
num4=0;
led0=0 ;
TMOD=0x01;
    TH0=(65536-45872)/256;
TL0=(65536-45872)%256;
EA=1;
ET0=1;
TR0=1;
while(1)
{
key4=0;
P0=table1[num1];
key4=1;
P0=0xff;

key3=0;
P0=table1[num2];
key3=1;
P0=0xff;

   key2=0;
P0=table2[num3];
key2=1;
P0=0xff;

key1=0;
P0=table1[num4];
key1=1;
P0=0xff;

   if(num==20)
{
num=0;
num0++;
}
if(num0==60)
{
num0=0;
num1++;
}
if(num1==10)
{
num1=0;
num2++;
   }
   if(num2==6)
   {
     num2=0;
num3++;
   }
   if(num3==10)
   {
     num3=0;
num4++;
   }
   if(num4*10+num3==24)
   {
      num3=0;
num4=0;
xq++;
   }
   if(xq==1)
   {
      led1=0;
led2=1;
led3=1;
led4=1;
led5=1;
led6=1;
led7=1;
   }
   if(xq==2)
   {
      led1=1;
led2=0;
led3=1;
led4=1;
led5=1;
led6=1;
led7=1;
   }
   if(xq==3)
   {
      led1=1;
led2=1;
led3=0;
led4=1;
led5=1;
led6=1;
led7=1;
   }
   if(xq==4)
   {
      led1=1;
led2=1;
led3=1;
led4=0;
led5=1;
led6=1;
led7=1;
   }
   if(xq==5)
   {
      led1=1;
led2=1;
led3=1;
led4=1;
led5=0;
led6=1;
led7=1;
   }
   if(xq==6)
   {
      led1=1;
led2=1;
led3=1;
led4=1;
led5=1;
led6=0;
led7=1;
   }
   if(xq==7)
   {
      led1=1;
led2=1;
led3=1;
led4=1;
led5=1;
led6=1;
led7=0;
   }

   if(xq==8)
   {
      xq=1;
   }

}

歡迎光臨 (http://www.zg4o1577.cn/bbs/)