EEPW论坛

焊接遇到的问题：
1.通宵作业，单片机GND管脚竟然忘记焊上了，查了几个小时都没发现问题。。。 还好最后发现了。。
2.排阻公共端焊反了，导致LED等电压不足（1.7V），跑马灯亮度不够。

最近各种忙，考试，毕业设计，终于弄完了。
手机渣画质 请见谅
先来个全图

流水灯 各种方向 各种玩法

温度显示

8X8点阵 字母A-Z显示
点阵太小了  很不好看 汉字显示是没希望了
分享一款点阵取字模软件 功能很强大 不多说 你看了就知道。
点阵取字模软件.rar

点阵显示程序 其实很简单 跟数码管动态显示一个道理
[hid']
#include <reg52.h>
#define uchar unsigned char
#define u8 unsigned int
uchar code tab[8]= {0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80 } ; //P0口 行控制
uchar code num_tab[26][8]={
/*--8*8--阴码--逐行扫描--逆向（低位在前）--*/
{0x00,0xE7,0xDB,0xDB,0xDB,0xC3,0xDB,0xDB},/*"A",0*/

{0x00,0xE3,0xDB,0xDB,0xE3,0xDB,0xDB,0xE3},/*"B",1*/

{0x00,0xE7,0xDB,0xFB,0xFB,0xFB,0xDB,0xE7},/*"C",2*/

{0x00,0xE3,0xDB,0xDB,0xDB,0xDB,0xDB,0xE3},/*"D",3*/

{0x00,0xC3,0xFB,0xFB,0xE3,0xFB,0xFB,0xC3},/*"E",4*/

{0x00,0xC3,0xFB,0xFB,0xE3,0xFB,0xFB,0xFB},/*"F",5*/

{0x00,0xE7,0xDB,0xFB,0xCB,0xDB,0xDB,0xE7},/*"G",6*/

{0x00,0xDB,0xDB,0xDB,0xC3,0xDB,0xDB,0xDB},/*"H",7*/

{0x00,0xE3,0xF7,0xF7,0xF7,0xF7,0xF7,0xE3},/*"I",8*/

{0x00,0xDF,0xDF,0xDF,0xDF,0xDB,0xDB,0xE7},/*"J",9*/

{0x00,0xDB,0xDB,0xEB,0xF3,0xEB,0xDB,0xDB}, /*"K",10*/

{0x00,0xFB,0xFB,0xFB,0xFB,0xFB,0xFB,0xC3},/*"L",11*/

{0x00,0xDB,0xC3,0xC3,0xDB,0xDB,0xDB,0xDB},/*"M",12*/

{0x00,0xDB,0xD3,0xD3,0xCB,0xCB,0xDB,0xDB},/*"N",13*/

{0x00,0xC3,0xDB,0xDB,0xDB,0xDB,0xDB,0xC3},/*"O",14*/

{0x00,0xE3,0xDB,0xDB,0xE3,0xFB,0xFB,0xFB},/*"P",15*/

{0x00,0xE7,0xDB,0xDB,0xDB,0xD3,0xCB,0xC7},/*"Q",16*/

{0x00,0xE3,0xDB,0xDB,0xE3,0xF3,0xEB,0xDB},/*"R",17*/

{0x00,0xE7,0xDB,0xFB,0xE7,0xDF,0xDB,0xE7},/*"S",18*/

{0x00,0xC1,0xF7,0xF7,0xF7,0xF7,0xF7,0xF7},/*"T",19*/

{0x00,0xDB,0xDB,0xDB,0xDB,0xDB,0xDB,0xE7},/*"U",20*/

{0x00,0xDB,0xDB,0xDB,0xDB,0xE7,0xE7,0xE7}, /*"V",21*/

{0x00,0xDB,0xDB,0xDB,0xDB,0xC3,0xC3,0xDB},/*"W",22*/

{0x00,0xDB,0xDB,0xE7,0xE7,0xE7,0xDB,0xDB},/*"X",23*/

{0x00,0xDD,0xDD,0xEB,0xF7,0xF7,0xF7,0xF7},/*"Y",24*/

{0x00,0xC3,0xDF,0xEF,0xE7,0xF7,0xFB,0xC3},/*"Z",25*/

};       //P2口控制 0亮 1不亮



void Delay(int Ms)// 12M晶振 大概延时1Ms
{
  u8 x,y;
  for(x=Ms;x>0;x--)
        for(y=115;y>0;y--);
}

void main(void)
{
u8 i,j,k;

while(1)
{
  for(j=0;j<26;j++)     //显示A-Z
  {
   Delay(10) ;
   k=0;
 
  while(k<120)
  {     
      for(i=0;i<8;i++)
      {
      Delay(10);
      P0=tab[i];
      P2=num_tab[j][i];
      }
  k++;
   }
  }
 
  for(j=24;j>0;j--) //显示Y-B
  {
   Delay(10) ;
   k=0;
 
  while(k<120)
  {     
      for(i=0;i<8;i++)
      {
      Delay(10);
      P0=tab[i];
      P2=num_tab[j][i];
      }
  k++;
   }
  } 
  
}

}



['/hid]