基于51单片机的点阵屏显示程序

ID:322996 · 发表于 2018-5-5 18:58

基于51单片机的点阵屏显示程序

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C++ Code

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#include <AT89X52.H>
#include "LED44.H"

unsigned char db[8] = {0x00, 0x00, 0x14, 0x22, 0x2E, 0x18, 0x00, 0x00};

void main(void)
{
Matrix_LED(db);
}

/*----------------------------------------
File: LED44.h
Date:Loser007    May 5, 2018 13:03

----------------------------------------*/

#ifndef __LED44_H__
#define __LED44_H__
#pragma SAVE
#pragma REGPARMS
extern void Matrix_LED(unsigned char db[]);

/*----------------------------------------
Name: Matrix_LED
Features: Show in  Matrix LED
Parameter: No
Return: No
Instructions:
Date:Loser007    May 5, 2018 12:59
----------------------------------------*/
void Matrix_LED(unsigned char db[])
{
unsigned char i = 0, j = 0;
P0 = 0xFF;
while(1)
{
      P2 = 0xFE;
      for (i = 0; i < 8; i++)
      {
         P0 = db;
         //delay();
         P2 <<= 1;
         P2 |= 0x01;
      }
}
}
#endif

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