实验七 点阵LED屏汉字显示实验

0x0C,0x78,0xFB,0x2F,0x88,0x08,0xF8,0x0F,0x88,0x08,0x88,0x08,0xF8,0x0F,0x08,0x08,
};//备
uchar code tab9[]={
0x80,0x00,0x80,0x00,0xFE,0x7F,0x40,0x00,0x20,0x00,0xF0,0x0F,0x18,0x08,0x14,0x08,
}
}
for(tm = 0;tm < 50;tm++)//科
{
temp = 0xfe;
for(i=0;i<8;i++)
{
P2 = temp;
P0 = ~tab5[i*2];
P1 = ~tab5[i*2+1];
delay(3);
P2 = 0xff;
temp = _crol_(temp,1);
}
temp1 = 0xfe;
0x1E,0x0C,0x9B,0x0D,0x98,0x3D,0xD8,0x6C,0x78,0xEC,0x18,0xCC,0x18,0x0F,0x18,0x06,
};//栋
uchar code tab4[]={
0xCC,0x3F,0x18,0x36,0x03,0x36,0xF6,0x73,0xD8,0xF3,0x8F,0xF1,0xCC,0x3C,0xFC,0x19,
0x04,0x22,0x04,0x22,0xFC,0x23,0x04,0x22,0x04,0x20,0x00,0x28,0x00,0x10,0x00,0x00,
};//司
void delay(int z)
{
int x,y;
for(x = z;x>0;x--)
for(y=50;y>0;y--);
}
void main()
for(i=0;i<8;i++)
{
P3 = temp1;
P0 = ~tab5[i*2+0+16];
P1 = ~tab5[i*2+1+16];
delay(3);
P3 = 0xff;
temp1 = _crol_(temp1,1);
}
}
for(tm = 0;tm < 50;tm++)//技
{
temp = 0xfe;
temp = _crol_(temp,1);
}
temp1 = 0xfe;
for(i=0;i<8;i++)
{
P3 = temp1;
P0 = ~tab1[i*2+0+16];
P1 = ~tab1[i*2+1+16];
delay(3);
P3 = 0xff;
temp1 = _crol_(temp1,1);
}
for(i=0;i<8;i++)
{
P2 = temp;
P0 = ~tab6[i*2];
P1 = ~tab6[i*2+1];
delay(3);
P2 = 0xff;
temp = _crol_(temp,1);
}
temp1 = 0xfe;
for(i=0;i<8;i++)
{
P3 = temp1;
P0 = ~tab6[i*2+0+16];
0x1F,0x33,0x18,0x1B,0x18,0x0E,0x18,0x0E,0x18,0x1B,0x98,0xF1,0xFE,0x60,0x0C,0x00,
};//技
uchar code tab7[]={
0x02,0x00,0x84,0x0F,0x8C,0x08,0x84,0x08,0x80,0x08,0x80,0x08,0x47,0x70,0xA4,0x1F,
delay(3);
P2 = 0xff;
temp = _crol_(temp,1);
}
temp1 = 0xfe;
for(i=0;i<8;i++)
{
P3 = temp1;
P0 = ~tab4[i*2+0+16];
P1 = ~tab4[i*2+1+16];
delay(3);
P3 = 0xff;
temp1 = _crol_(temp1,1);
P1 = ~tab3[i*2+1+16];
delay(3);
P3 = 0xff;
temp1 = _crol_(temp1,1);
}
}
for(tm = 0;tm < 50;tm++)//梁
{
temp = 0xfe;
for(i=0;i<8;i++)
{
P2 = temp;
P0 = ~tab4[i*2];
P1 = ~tab4[i*2+1];
delay(3);
P2 = 0xff;
temp = _crol_(temp,1);
1、在“DLDP-MCU30单片机最小系统模块”上，将“EA”接“+5V”端。
2、使用排线将DLDP-MCU30单片机模块的P0、P1、P2、P3连接到DLDP-MCU27模块的L1、L9，H1，H9，编写实验程序并编译代码生成.HEX文件。
3、将.HEX文件下载至AT89S52单片机中。
4、观察实验现象，分析实验程序的正确性。
for(i=0;i<8;i++)
{
P2 = temp;
P0 = ~tab3[i*2];
P1 = ~tab3[i*2+1];
delay(3);
P2 = 0xff;
temp = _crol_(temp,1);
}
temp1 = 0xfe;
for(i=0;i<8;i++)
{
P3 = temp1;
P0 = ~tab3[i*2+0+16];
0x84,0x10,0x84,0x10,0x04,0x09,0x04,0x09,0x14,0x06,0x0C,0x09,0xC4,0x70,0x30,0x20,
};//设
uchar code tab8[]={
0x10,0x00,0xF0,0x0F,0x10,0x04,0x28,0x04,0x44,0x02,0x82,0x01,0x40,0x02,0x30,0x0C,
0x3C,0xF0,0x36,0x3E,0xF3,0x33,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30,
};//科
uchar code tab6[]={
0x18,0x0C,0x18,0x0C,0x18,0x0C,0xFF,0xFF,0x18,0x0C,0x78,0x0C,0xB8,0x7F,0x9C,0x31,
0x51,0x12,0x55,0x0A,0x49,0x04,0x41,0x04,0x41,0x08,0x41,0x71,0xC1,0x20,0x41,0x00,
};//限
uchar code tab11[]={
0x00,0x00,0x20,0x02,0x60,0x02,0x20,0x02,0x10,0x04,0x10,0x08,0x08,0x18,0x44,0x70,
0x80,0x01,0xFF,0xFF,0xC0,0x03,0xE0,0x07,0xB0,0x1D,0x9C,0xF1,0x87,0x61,0x80,0x01,
};//梁
uchar code tab5[]={
0xE0,0x30,0x3E,0x33,Βιβλιοθήκη Baidux30,0x36,0x30,0x36,0xFF,0x30,0x38,0x33,0x78,0x36,0xFC,0x36,
0x84,0x20,0x84,0x20,0x84,0x20,0x84,0x20,0x84,0x20,0xFE,0x3F,0x04,0x20,0x00,0x00,
};//山
uchar code tab2[]={
0x40,0x00,0x40,0x00,0xFE,0x3F,0x20,0x00,0x10,0x01,0x10,0x01,0x08,0x01,0xF8,0x1F,
{
int i,tm;
uchar temp,temp1;
while(1)
{
for(tm = 0;tm < 50;tm++)//山
{
temp = 0xfe;
for(i=0;i<8;i++)
{
P2 = temp;
P0 = ~tab1[i*2];
P1 = ~tab1[i*2+1];
delay(3);
P2 = 0xff;
for(i=0;i<8;i++)
{
P3 = temp1;
P0 = ~tab2[i*2+0+16];
P1 = ~tab2[i*2+1+16];
delay(3);
P3 = 0xff;
temp1 = _crol_(temp1,1);
}
}
for(tm = 0;tm < 50;tm++)//栋
{
temp = 0xfe;
六、参考程序
#include<reg52.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
uchar code tab1[]={
0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x84,0x20,0x84,0x20,0x84,0x20,
0xC2,0x20,0x40,0x00,0x20,0x04,0x10,0x08,0x88,0x1F,0xFC,0x18,0x08,0x08,0x00,0x00,
};//公
uchar code tab12[]={
0x00,0x00,0xFC,0x3F,0x00,0x20,0x00,0x20,0xFE,0x27,0x00,0x20,0x00,0x20,0xFC,0x23,
0xF2,0x0F,0x11,0x08,0x10,0x08,0xF0,0x0F,0x10,0x08,0x10,0x09,0x10,0x0E,0x10,0x04,
};//有
uchar code tab10[]={
0x00,0x00,0xDF,0x1F,0x49,0x10,0xC9,0x1F,0x45,0x10,0x45,0x10,0xC9,0x1F,0x51,0x01,
作业与思考题
用点阵LED显示动态图形
实验
一、实验目的
掌握LED点阵显示的方法，深入了解显示的思路。
二、实验说明
LED点阵显示与LED数码显示原理基本相同，要用LED点阵显示组成图形或者字体需要不断的刷新点阵。
三、实验电路原理图
四、实验设备与器件
DLDP-MCU30单片机最小系统模块；DLDP-MCU27
0x00,0x01,0x10,0x05,0x30,0x09,0x18,0x11,0x08,0x31,0x44,0x21,0x80,0x01,0x00,0x01,
};//东
uchar code tab3[]={
0x18,0x06,0x18,0x06,0xD8,0xFF,0x7F,0x06,0x18,0x03,0x1C,0x0F,0xBC,0x0D,0xFE,0x7F,
三、实验内容
1、实验前预习
了解实验过程及主要元器件的应用。
2、实验线路连接
按实验要求正确连接电路。
3、实验结果
准确观察实验现象，是否与要求相符，分析实验程序的正确性。
4、实验完毕，断开电源，整理连线、仪器等。
5、完成实验报告
认真完成实验报告。
四、知识拓展
用点阵LED显示动态图形
五、课堂小结:
通过学习掌握LED点阵显示的方法，通过实验，了解实验过程及主要元器件的应用，使用单片机最小模块完成下载程序，调试程序。
}
for(tm = 0;tm < 50;tm++)//东
{
temp = 0xfe;
for(i=0;i<8;i++)
{
P2 = temp;
P0 = ~tab2[i*2];
P1 = ~tab2[i*2+1];
delay(3);
P2 = 0xff;
temp = _crol_(temp,1);
}
temp1 = 0xfe;
教学重点
LED点阵显示组成图形或者字体
教学难点
LED点阵显示组成图形或者字体
实验仪器及元器件
DLDP-MCU30单片机最小系统模块；DLDP-MCU27、电脑、若干导线。
教学方法
实验教学法
教学过程（包括教学环节，内容提纲等）
一、知识回顾及复习
LED静态显示原理、动态显示原理
二、新内容导入
LED点阵显示原理
P1 = ~tab6[i*2+1+16];
delay(3);
P3 = 0xff;
temp1 = _crol_(temp1,1);
}
}
for(tm = 0;tm < 50;tm++)//设
{
temp = 0xfe;
for(i=0;i<8;i++)
{
P2 = temp;
P0 = ~tab7[i*2];
P1 = ~tab7[i*2+1];
教 案（首页）
周次
15
授课班级日期及节次
B机械电子工程16-1班：2018年6月15日，周五3、4节
授课内容
实验七点阵LED屏汉字显示实验
授课学时
2
教学目的
熟悉51系列单片机的特性与应用；
理解LED点阵显示的原理和硬件结构；
掌握LED点阵显示组成图形或者字体；
熟悉使用单片机最小模块完成下载程序，调试程序。