8*8LED点阵屏显示数字源码和仿真图提供学习

ID:437971 · 发表于 2018-12-2 22:09

//8*8LED点阵屏显示数字源码和仿真图提供学习

#include <reg52.h>
#include <intrins.h>
#define uchar unsigned char
#define uint unsigned int
uchar code Table_OF_Digits[]=
{
   0x00,0x3e,0x41,0x41,0x41,0x3e,0x00,0x00,
0x00,0x00,0x00,0x21,0x7f,0x01,0x00,0x00,
0x00,0x27,0x45,0x45,0x45,0x39,0x00,0x00,
0x00,0x22,0x49,0x49,0x49,0x36,0x00,0x00,
0x00,0x0c,0x14,0x24,0x7f,0x04,0x00,0x00,
0x00,0x72,0x51,0x51,0x51,0x4e,0x00,0x00,
0x00,0x3e,0x49,0x49,0x49,0x26,0x00,0x00,
0x00,0x40,0x40,0x40,0x4f,0x70,0x00,0x00,
0x00,0x36,0x49,0x49,0x49,0x36,0x00,0x00,
0x00,0x32,0x49,0x49,0x49,0x3e,0x00,0x00,
};
uchar i=0,t=0,Num_Index = 0;

void main()
{
   P3 = 0x80;
Num_Index = 0;
TMOD = 0x00;
TH0 = (8192-2000)/32;
TL0 = (8192-2000)%32;
TR0 = 1;
IE = 0x82;
while(1);
}

void LED_Screen_Display() interrupt 1
{
   TH0 = (8192-2000)/32;
TL0 = (8192-2000)%32;
P3 = _crol_(P3,1);
P0 = ~Table_OF_Digits[Num_Index * 8 +i];
if(++i == 8) i = 0;
if(++t == 250)
{
      t = 0x00;
      if(++Num_Index == 10) Num_Index = 0;
}
}

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8*8LED点阵屏显示数字 源码和仿真图提供学习

8*8LED点阵屏显示数字源码和仿真图提供学习