16X16點(diǎn)陣擴(kuò)展16X32點(diǎn)陣示例(程序+仿真)

ID:652737 · 發(fā)表于 2020-6-15 13:17

仿真原理圖如下（proteus仿真工程文件可到本帖附件中下載）

單片機(jī)源程序如下:

#include <reg51.h>
#define uchar unsigned char
#define uint unsigned int
#define SPEED 1 //移動(dòng)速度,數(shù)字越小越快,數(shù)字越大越慢
sbit DS=P2^0; //接U2_74HC595的引腳14
sbit ST=P2^2; //接U2_74HC595的引腳12
sbit SH=P2^1; //接U2_74HC595的引腳11
uchar code table1[]={ //點(diǎn)陣屏的上部(1屏和2屏)
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
0x04,0x24,0x24,0x24,0x7F,0xC4,0x44,0x04,0x04,0xFF,0x04,0x44,0x34,0x05,0x04,0x00,/*"我"的上半部,0*/
0x01,0x26,0x34,0x2C,0x24,0x24,0x37,0x4C,0x44,0x44,0x4C,0x74,0xC4,0x45,0x06,0x00,/*"愛"的上半部,1*/
0x00,0x01,0x06,0x1F,0xE0,0x02,0x04,0x18,0xF0,0x10,0x13,0x10,0x10,0x14,0x18,0x00,/*"你"的上半部,2*/
0x00,0x00,0x0F,0x08,0x08,0x08,0x08,0xFF,0x08,0x08,0x08,0x08,0x0F,0x00,0x00,0x00,/*"中"的上半部,3*/
0x00,0x7F,0x40,0x48,0x49,0x49,0x49,0x4F,0x49,0x49,0x49,0x48,0x40,0x7F,0x00,0x00,/*"國"的上半部,4*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
};
uchar code table2[]={ //點(diǎn)陣屏的下部(3屏和4屏)
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
0x00,0x10,0x12,0x21,0xFE,0x40,0x82,0x02,0x04,0xC8,0x30,0x28,0x44,0x82,0x1F,0x00,/*"我"的下半部,0*/
0x00,0x82,0x84,0x89,0x91,0xE1,0xB2,0xAA,0xA4,0xA4,0xAA,0xB2,0x81,0x01,0x01,0x00,/*"愛"的下半部,1*/
0x80,0x00,0x00,0xFF,0x00,0x08,0x30,0xC0,0x02,0x01,0xFE,0x00,0x80,0x60,0x18,0x00,/*"你"的下半部,2*/
0x00,0x00,0xF0,0x20,0x20,0x20,0x20,0xFF,0x20,0x20,0x20,0x20,0xF0,0x00,0x00,0x00,/*"中"的下半部,3*/
0x00,0xFF,0x02,0x12,0x12,0x12,0x12,0xF2,0x12,0x52,0x32,0x12,0x02,0xFF,0x00,0x00,/*"國"的下半部,4*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空白屏
};
void senddata(uchar,uchar,uchar,uchar);
void delay(uint);
void main()
{
uchar i,j,k,m,n=0;
while(1)
{
for(i=0;i<112;i++) //要顯示的字?jǐn)?shù),值=字?jǐn)?shù)*16+32, 最后的這個(gè)32是顯示二個(gè)空白屏
{
for(j=0;j<SPEED;j++) //移動(dòng)速度
{
for(k=0;k<16;k++) //顯示列數(shù)(勿修改)
{
m=i+k;
P1=k;
senddata(table1[m+16],table2[m+16],table1[m],table2[m]); //傳送第上部屏和下部屏
//delay(100); //延時(shí),去掉,會(huì)閃爍
senddata(0,0,0,0); //消隱,全滅
}
}
}
}
}
/* 將每行數(shù)據(jù)送至74HC595
* m為高8位,n為低8位
* SH為移位時(shí)鐘，ST為鎖存時(shí)鐘 */
void senddata(uchar m,uchar n, uchar m1, uchar n1)
{
uchar i;
ST=0;
for(i=0;i<32;i++) //有多少行,就改多少
{
SH=0;
if(i<8) { //1-8行
DS=0X80&(m<<i);
} else if(i>=8 && i<16) { //9-16行
DS=0X80&(n<<(i-8));
} else if(i>=16 && i<24) { //17-24行
DS=0X80&(m1<<(i-16));
} else if(i>=24 && i<32) { //24-32行
DS=0X80&(n1<<(i-24));
}
SH=1;
}
ST=1;
}
void delay(uint m)
{
uint j;
for(j=m;j>0;j--);
}

復(fù)制代碼

所有資料51hei提供下載:

_16X16點(diǎn)陣擴(kuò)展16X32.zip (633.65 KB, 下載次數(shù): 85)

ID:235055 · 發(fā)表于 2020-7-7 08:24

收藏了，謝謝樓主無私分享

ID:678046 · 發(fā)表于 2020-11-8 16:10

想問一下LED點(diǎn)陣的連接，怎么區(qū)分他的行線列線啊？

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16X16點(diǎn)陣擴(kuò)展16X32點(diǎn)陣示例(程序+仿真)

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