51单片机仿真0到F

ID:757936 · 发表于 2020-5-22 07:41

      #include <reg52.h>
      #define uchar unsigned char
      #define uint unsigned int
      sbit duanxuan=P2^5;
      sbit weixuan=P2^6;
      uchar num;
      uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,
                           0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};
      void delayms(uint);
      void main()
      {
               weixuan=1;
               P0=0x00;
               weixuan=0;
               while(1)
               {
                     for(num=0;num<16;num++){
                           duanxuan=1;
                              P0=table[num];
                              duanxuan=0;
                              delayms(1000);
                     }
               }
      }
      void delayms(uint xms)
      {
         uint i,j;
               for(i=xms;i>0;i--)
                     for(j=110;j>0;j--);
      }

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