51單片機(jī)動(dòng)態(tài)顯示屏

ID:256620 · 發(fā)表于 2017-12-2 21:16

#include"reg52.h"
#include"intrins.h"
typedef unsigned char u8;
typedef unsigned int u16;
sbit LSA=P2^2;
sbit LSB=P2^3;
sbit LSC=P2^4;
u8 code smgduan[16]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,
                  0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};
void delay(u16 i)
{
   while(i--);
}
void DigDisplay()
{
u8 i;
for(i=0;i<8;i++)
{
   switch(i)
  {
   case(0):
LSA=0;LSB=0;LSC=0;break;
case(1):
LSA=1;LSB=0;LSC=0;break;
case(2):
LSA=0;LSB=1;LSC=0;break;
case(3):
LSA=1;LSB=1;LSC=0;break;
case(4):
LSA=0;LSB=0;LSC=1;break;
case(5):
LSA=1;LSB=0;LSC=1;break;
case(6):
LSA=0;LSB=1;LSC=1;break;
case(7):
LSA=1;LSB=1;LSC=1;break;

  }
  P0=smgduan[5];
  delay(40000);
  P0=0x00;
  P0=smgduan[2];
  delay(40000);
  P0=0x00;
  P0=smgduan[0];
  delay(40000);
  P0=0x00;
}

}
void main()
{
while(1)
{
DigDisplay();
}
}

ID:256620 · 發(fā)表于 2017-12-2 21:16

哇哇哇666666

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