單片機LED點陣流動程序

ID:979573 · 發(fā)表于 2022-1-16 18:09

#include <STC89C5xRC.H>
#include "intrins.h"
sbit RCK=P3^5;             //RCLK
sbit SCK=P3^6;             //SRCLK
sbit SER=P3^4; //SER
sbit k1=P3^1;
typedef unsigned int u16;
typedef unsigned char u8;

unsigned char code Animation[]={
      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0x00,0xFF,0xFF,0x00,0x00,0x00,0xFF,
      0xA8,0xA8,0xA8,0xFF,0x00,0x00,0x1E,0x32,
  0x4A,0x8E,0x00,0x00,0x7E,0x52,0x52,0x7E,
      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};
unsigned char code day[]={
      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x22,0x46,0x8A,0x92,0x62,0x00,0x00,0xFE,
      0x82,0x82,0x82,0xFE,0x00,0x00,0x22,0x46,
  0x8A,0x92,0x62,0x00,0x00,0x22,0x46,0x8A,
      0x92,0x62,0x00,0x00,0x00,0x00,0x00,0x00
};
void delay(unsigned int xms)
{
      unsigned char i;
      while(xms--)
      {

      _nop_();
      _nop_();
      _nop_();
      _nop_();
      }
}
void _74H595(u8 bate)
{
      u8 i;
      RCK=0;
      SCK=0;

      for(i=0;i<8;i++)
      {
            SER=bate>>7;
            bate=bate<<1;
            SCK=1;
            SCK=0;
      }
      RCK=1;
      RCK=0;
}
void worite(u8 Colum,Data)
{
      _74H595(Data);
      P0=~(0x80>>Colum);
      delay(1);
      P0=0xFF;
}
void main()
{
      u8 i,offset=0,count=0;
      u8 k=0;
      while(1)
      {
            if(k1==0)
            {
                     delay(20);
                     while(!k1);
                     k=!k;
            }
      if(k==0)
      {
            for(i=0;i<20;i++)
            {
                  worite(i,Animation[i+offset]);
                     if(k1==0)break;
            }
            count++;
            if(count>10)
            {
                     count=0;
                     offset++;
                     if(offset>30)
                     {
                              offset=0;
                     }
            }
      }
      else if(k==1)
      {
            for(i=0;i<20;i++)
            {
                  worite(i,day[i+offset]);
                     if(k1==0)break;
            }
            count++;
            if(count>10)
            {
                     count=0;
                     offset++;
                     if(offset>30)
                     {
                              offset=0;
                     }
            }
      }
      }
}

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