实验七-点阵LED屏汉字显示实验

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。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。作业与思考题用点阵LED显示动态图形实验七 点阵LED屏汉字显示一、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-MCU271、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。六、参考程序#include#include#define uchar unsigned char#define uint unsigned int uchar code tab1=0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x84,0x20,0x84,0x20,0x84,0x20,0x84,0x20,0x84,0x20,0x84,0x20,0x84,0x20,0x84,0x20,0xFE,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,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,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,0x19,0x80,0x01,0xFF,0xFF,0xC0,0x03,0xE0,0x07,0xB0,0x1D,0x9C,0xF1,0x87,0x61,0x80,0x01,;/梁uchar code tab5=0xE0,0x30,0x3E,0x33,0x30,0x36,0x30,0x36,0xFF,0x30,0x38,0x33,0x78,0x36,0xFC,0x36,0x3C,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,0x31,0x1F,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,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,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,0x18,0x08,0x14,0x08,0xF2,0x0F,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,0x51,0x01,0x51,0x12,0x55,0x0A,0x49,0x04,0x41,0x04,0x41,0x08,0x41,0x71,0xC1,0x20,0x41,0x00,;/限uchar code tab11=0x00,0x00,0x20,0x02,0x60,0x02,0x20,0x02,0x10,0x04,0x10,0x08,0x08,0x18,0x44,0x70,0xC2,0x20,0x40,0x00,0x20,0x04,0x10,0x08,0x88,0x1F,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,0x23,0x04,0x22,0x04,0x22,0xFC,0x23,0x04,0x22,0x04,0x20,0x00,0x28,0x00,0x10,0x00,0x00,;/司void delay(int z)int x,y;for(x = z;x0;x-)for(y=50;y0;y-);void main()int i,tm;uchar temp,temp1;while(1)for(tm = 0;tm 50;tm+)/山temp = 0xfe;for(i=0;i8;i+)P2 = temp;P0 = tab1i*2;P1 = tab1i*2+1;delay(3);P2 = 0xff;temp = _crol_(temp,1);temp1 = 0xfe;for(i=0;i8;i+)P3 = temp1;P0 = tab1i*2+0+16;P1 = tab1i*2+1+16;delay(3);P3 = 0xff;temp1 = _crol_(temp1,1);for(tm = 0;tm 50;tm+)/东temp = 0xfe;for(i=0;i8;i+)P2 = temp;P0 = tab2i*2;P1 = tab2i*2+1;delay(3);P2 = 0xff;temp = _crol_(temp,1);temp1 = 0xfe;for(i=0;i8;i+)P3 = temp1;P0 = tab2i*2+0+16;P1 = tab2i*2+1+16;delay(3);P3 = 0xff;temp1 = _crol_(temp1,1);for(tm = 0;tm 50;tm+)/栋temp = 0xfe;for(i=0;i8;i+)P2 = temp;P0 = tab3i*2;P1 = tab3i*2+1;delay(3);P2 = 0xff;temp = _crol_(temp,1);temp1 = 0xfe;for(i=0;i8;i+)P3 = temp1;P0 = tab3i*2+0+16;P1 = tab3i*2+1+16;delay(3);P3 = 0xff;temp1 = _crol_(temp1,1);for(tm = 0;tm 50;tm+)/梁temp = 0xfe;for(i=0;i8;i+)P2 = temp;P0 = tab4i*2;P1 = tab4i*2+1;delay(3);P2 = 0xff;temp = _crol_(temp,1);temp1 = 0xfe;for(i=0;i8;i+)P3 = temp1;P0 = tab4i*2+0+16;P1 = tab4i*2+1+16;delay(3);P3 = 0xff;temp1 = _crol_(temp1,1);for(tm = 0;tm 50;tm+)/科temp = 0xfe;for(i=0;i8;i+)P2 = temp;P0 = tab5i*2;P1 = tab5i*2+1;delay(3);P2 = 0xff;temp = _crol_(temp,1);temp1 = 0xfe;for(i=0;i8;i+)P3 = temp1;P0 = tab5i*2+0+16;P1 = tab5i*2+1+16;delay(3);P3 = 0xff;temp1 = _crol_(temp1,1);for(tm = 0;tm 50;tm+)/技temp = 0xfe;for(i=0;i8;i+)P2 = temp;P0 = tab6i*2;P1 = tab6i*2+1;delay(3);P2 = 0xff;temp = _crol_(temp,1);temp1 = 0xfe;for(i=0;i8;i+)P3 = temp1;P0 = tab6i*2+0+16;P1 = tab6i*2+1+16;delay(3);P3 = 0xff;temp1 = _crol_(temp1,1);for(tm = 0;tm 50;tm+)/设temp = 0xfe;for(i=0;i8;i+)P2 = temp;P0 = tab7i*2;P1 = tab7i*2+1;delay(3);P2 = 0xff;temp = _crol_(temp,1);temp1 = 0xfe;for(i=0;i8;i+)P3 = temp1;P0 = tab7i*2+0+16;P1 = tab7i*2+1+16;delay(3);P3 = 0xff;temp1 = _crol_(temp1,1);for(tm = 0;tm 50;tm+)/备temp = 0xfe;for(i=0;i8;i+)P2 = temp;P0 = tab8i*2;P1 = tab8i*2+1;delay(3);P2 = 0xff;temp = _crol_(temp,1);temp1 = 0xfe;for(i=0;i8;i+)P3 = temp1;P0 = tab8i*2+0+16;P1 = tab8i*2+1+16;delay(3);P3 = 0xff;temp1 = _crol_(temp1,1);for(tm = 0;tm 50;tm+)/有temp = 0xfe;for(i=0;i8;i+)P2 = temp;P0 = tab9i*2;P1 = tab9i*2+1;delay(3);P2 = 0xff;temp = _crol_(temp,1);temp1 = 0xfe;for(i=0;i8;i+)P3 = temp1;P0 = tab9i*2+0+16;P1 = tab9i*2+1+16;delay(3);P3 = 0xff;temp1 = _crol_(temp1,1);for(tm = 0;tm 50;tm+)/限temp = 0xfe;for(i=0;i8;i+)P2 = temp;P0 = tab10i*2;P1 = tab10i*2+1;delay(3);P2 = 0xff;temp = _crol_(temp,1);temp1