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标题: 八路抢答器 [打印本页]

作者: 梦想天空 时间: 2017-11-13 15:42
标题: 八路抢答器
本帖最后由梦想天空于 2017-11-13 16:08 编辑

#include <reg52.h>
sbit button1=P1^0;
sbit button2=P1^1;
sbit button3=P1^2;
sbit button4=P1^3;
sbit button5=P1^4;
sbit button6=P1^5;
sbit button7=P1^6;
sbit button8=P1^7;
sbit k1=P3^7;
unsigned char x[]=
{
0xf3,0x06,0x5b,0x4f,0x66,
0x6d,0x7d,0x07,0x7f,0x6f
};
void main()

#include <reg52.h>
sbit button1=P1^0;
sbit button2=P1^1;
sbit button3=P1^2;
sbit button4=P1^3;
sbit button5=P1^4;
sbit button6=P1^5;
sbit button7=P1^6;
sbit button8=P1^7;
sbit k1=P3^7;
unsigned char x[]=
{
      0xf3,0x06,0x5b,0x4f,0x66,
      0x6d,0x7d,0x07,0x7f,0x6f
};
void main()
{
      unsigned int i;
      P2=0x40;
      i=0;
      while(1)
      {
            if(i==0)
            {
                     if(button1==0){i=1;}
                     if(button2==0){i=2;}
                     if(button3==0){i=3;}
                     if(button4==0){i=4;}
                     if(button5==0){i=5;}

{
      unsigned int i;
      P2=0x40;
      i=0;
      while(1)
      {
            if(i==0)
            {
                     if(button1==0){i=1;}
                     if(button2==0){i=2;}
                     if(button3==0){i=3;}
                     if(button4==0){i=4;}
                     if(button5==0){i=5;}
                     if(button6==0){i=6;}
                     if(button7==0){i=7;}
                     if(button8==0){i=8;}             }
            P2=x[i%10];
      }
//       if(k1==0)
//             {
//                      if(k1==0);
//                      P2=0x40;
//             }
}

作者: 你猜我猜不猜123 时间: 2017-12-7 09:30
哦，原来是数码管的编程啊

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