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標題:
單片機16乘16LED點陣的設計(74HC154+74LS04驅動)含原理圖與源碼
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作者:
星jy辰
時間:
2018-4-7 11:34
標題:
單片機16乘16LED點陣的設計(74HC154+74LS04驅動)含原理圖與源碼
基于51單片機設計的16乘16LED點陣,運用74HC154和74LS04作為驅動16乘16LED點陣運行。
仿真原理圖如下(proteus仿真工程文件可到本帖附件中下載)
0.jpg
(117.26 KB, 下載次數: 57)
下載附件
2018-4-7 15:57 上傳
0.jpg
(29.89 KB, 下載次數: 45)
下載附件
2018-4-7 15:57 上傳
單片機源程序如下:
#include<reg51.h>
#define uchar unsigned char
#define uint unsigned int
#define out1 P1
#define out0 P0
#define out2 P2
void delay(uint j)
{
uchar i=250;
for(;j>0;j--)
{
while(--i);
i=100;
}
}
uchar code string[]=
{
0x7F,0xFF,0x7F,0xFF,0x7F,0xFF,0x03,0xE0,0x7B,0xEF,0x7B,0xEF,0x03,0xE0,0x7B,0xEF,
0x7B,0xEF,0x7B,0xEF,0x03,0xE0,0x7B,0xEF,0x7F,0xBF,0x7F,0xBF,0xFF,0x00,0xFF,0xFF,
//
0xFF,0xFF,0x03,0xF0,0xFF,0xFB,0xFF,0xFD,0xFF,0xFE,0x7F,0xFF,0x7F,0xFF,0x7F,0xDF,
0x00,0x80,0x7F,0xFF,0x7F,0xFF,0x7F,0xFF,0x7F,0xFF,0x7F,0xFF,0x5F,0xFF,0xBF,0xFF,
//
0xF7,0xFB,0xF7,0xFB,0xF7,0xFB,0x40,0x80,0xF7,0xFB,0xD7,0xFB,0x67,0xC0,0x73,0xEF,
0x74,0xEE,0xF7,0xF6,0xF7,0xF9,0xF7,0xF9,0xF7,0xF6,0x77,0x8F,0x95,0xDF,0xFB,0xFF,
//
0x7F,0xFF,0x7F,0xFB,0x7F,0xF7,0x7F,0xFF,0x00,0x80,0x7F,0xFF,0x3F,0xFE,0x5F,0xFD,
0x5F,0xFB,0x6F,0xF7,0x77,0xE7,0x7B,0x8F,0x7C,0xDF,0x7F,0xFF,0x7F,0xFF,0xFF,0xFF
};
void main()
{
uchar i,j,n;
while(1)
{
for(j=0;j<4;j++)
{
for(n=0;n<40;n++)
{
for(i=0;i<16;i++)
{
out1=i%16;
out0=string[i*2+j*32];
out2=string[i*2+1+j*32];
delay(4);
out0=0xff;
out2=0xff;
}
}
}
}
}
復制代碼
所有資料51hei提供下載:
16乘16LED 點陣.zip
(69.63 KB, 下載次數: 53)
2018-4-7 11:30 上傳
點擊文件名下載附件
下載積分: 黑幣 -5
作者:
15122250811
時間:
2018-5-9 18:45
原來4個點陣是這樣和一起的啊
作者:
守候楓林紅葉時
時間:
2018-5-9 21:49
謝謝樓主的分享!
作者:
gaoboai
時間:
2019-12-19 11:39
排列電阻和右邊那一列是反相器嗎?
歡迎光臨 (http://www.raoushi.com/bbs/)
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