单片机8*8点阵显示加油

ID:752001 · 发表于 2020-6-13 14:35

#include<reg52.h>
#include<intrins.h>
typedef unsigned char uchar;
typedef unsigned int uint;
#define P P1
sbit SER=P3^4;
sbit SCK=P3^6;
sbit RCK=P3^5;
void SendTo595(uchar byteData);
char shu=0xFE;
void delay(unsigned int n)
      {
   unsigned int i=0,j=0;
   for(i=0;i<n;i++)
      for(j=0;j<123;j++);
  }
void hang()
{
P=shu;
      shu=_crol_(shu,1);
}
char a[32]={0x00,0x04,0xFF,0xB4,0xB4,0xB2,0xF1,0x18,
               0x21,0x22,0xF8,0xA9,0xFA,0xA8,0xA9,0xFA,
         0x00,0x66,0xFF,0xFF,0x7E,0x3C,0x18,0x00,
                                       0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
void main()
      {
            int i,b=0;
            while(1)
                     {
                              int num=12;
                              while(num--){
                              for(i=0;i<8;i++)
                              {
                                             hang();
         SendTo595(a[i+b]);
                                                            delay(3);
                              }
                              P=0xFF;
                              SendTo595(0x00);
                     }
                              b++;
                     if(b>=24)b=0;
                     P=0xFF;
      }
      }
void SendTo595(uchar Data)
      {
      int j=0;
            for(j;j<8;j++)
            {
                     SCK = 0;
                     SER=0x80&Data;
                     Data=_crol_(Data,1);
   SCK = 1;
                     _nop_();
                     }
   RCK = 0;
                     RCK = 1;
         _nop_();
         RCK = 0;
}

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