作品秀：51单片机0-30v 4A数控电源

电路

程序

#include'reg52.h'

#include'math.h'

#include'intrins.h'

#include'function.h'

#define DB P0

sbit RS = P1^4;

sbit RW = P1^5;

sbit E = P1^6;

uchar code logo[] = {

/*-- 调入了一幅图像：I:\液晶屏BMP图\菜单.bmp --*/

/*-- 宽度x高度=128x64 --*/

0x00,0x00,0x00,0x20,0x20,0x08,0x20,0x20,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x20,0x17,0xFC,0x13,0xF0,0x3F,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x78,0x20,0x50,0x08,0x12,0x20,0x24,0x90,0x00,0x00,0x00,0x00,0x00,0x00,

0x10,0x00,0x4B,0xFC,0x40,0x08,0x02,0x20,0x3F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,

0x70,0x00,0x48,0x20,0x47,0xC8,0x02,0x1C,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x10,0x00,0x48,0x20,0x44,0x48,0xF4,0x00,0x7F,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,

0x10,0x00,0x79,0x20,0x44,0x48,0x1B,0xF0,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x10,0x00,0x48,0xA0,0x47,0xC8,0x11,0x10,0x1F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,

0x10,0x00,0x48,0xA0,0x44,0x48,0x11,0x10,0x10,0x20,0x00,0x00,0x00,0x00,0x00,0x00,

0x10,0x00,0x48,0x20,0x44,0x48,0x14,0xA0,0x1F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,

0x10,0x00,0x78,0x20,0x47,0xC8,0x18,0x40,0x10,0x20,0x00,0x00,0x00,0x00,0x00,0x00,

0x10,0x60,0x48,0x20,0x40,0x08,0x10,0xA0,0x1F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,

0x7C,0x60,0x40,0xA0,0x40,0x28,0x03,0x1C,0x10,0x20,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x40,0x40,0x10,0x0C,0x08,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x10,0x00,0x10,0x20,0x20,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x1F,0xF8,0x3F,0xF8,0x13,0xF0,0x3F,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x10,0x10,0x00,0x00,0x12,0x20,0x24,0x90,0x00,0x00,0x00,0x00,0x00,0x00,

0x3C,0x00,0x1F,0xF0,0x00,0x00,0x02,0x20,0x3F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,

0x42,0x00,0x10,0x10,0x00,0x08,0x02,0x1C,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x42,0x00,0x1F,0xF0,0x7F,0xFC,0xF4,0x00,0x7F,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,

0x02,0x00,0x10,0x10,0x01,0x00,0x1B,0xF0,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x04,0x00,0x04,0x80,0x09,0x40,0x11,0x10,0x1F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,

0x08,0x00,0x44,0x88,0x09,0x20,0x11,0x10,0x10,0x20,0x00,0x00,0x00,0x00,0x00,0x00,

0x10,0x00,0x24,0x90,0x11,0x10,0x14,0xA0,0x1F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,

0x20,0x00,0x14,0xA0,0x21,0x08,0x18,0x40,0x10,0x20,0x00,0x00,0x00,0x00,0x00,0x00,

0x42,0x60,0x14,0xC0,0x41,0x08,0x10,0xA0,0x1F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,

0x7E,0x60,0x04,0x88,0x05,0x00,0x03,0x1C,0x10,0x20,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0xFF,0xFC,0x02,0x00,0x0C,0x08,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x08,0x40,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x1C,0x40,0x02,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0xF0,0x40,0x7F,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x3C,0x00,0x11,0x50,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x42,0x00,0xFD,0x48,0x3F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x42,0x00,0x11,0x44,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x04,0x00,0x32,0x44,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x18,0x00,0x3A,0x40,0x05,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x04,0x00,0x52,0x48,0x09,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x02,0x00,0x50,0x10,0x18,0xA0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x42,0x00,0x90,0x20,0x28,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x42,0x60,0x10,0x40,0xC9,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x3C,0x60,0x11,0x80,0x0A,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x16,0x00,0x0C,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x20,0x08,0x20,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x17,0xFC,0x20,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x48,0x08,0x3C,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x08,0x00,0x42,0x08,0x41,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x08,0x00,0x5F,0xE8,0x41,0x24,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x18,0x00,0x42,0x08,0xF9,0x24,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x28,0x00,0x4F,0xC8,0xA1,0x24,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x48,0x00,0x4A,0x48,0x21,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x48,0x00,0x4A,0x48,0xFD,0x24,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x7E,0x00,0x4A,0x48,0x20,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x08,0x00,0x4A,0xC8,0x20,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x08,0x60,0x42,0x08,0x28,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x1E,0x60,0x42,0x28,0x30,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x40,0x10,0x20,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

};

/************************************************************************************

查忙函数

************************************************************************************/

void busy(void)//RS=0;RW=1;wait=0闲;wait!=0忙

{

uchar wait;

RS = 0;

RW = 1;

E = 1;

for(;;)

{

wait = DB;

wait &= 0x80;

if(wait == 0)break;

}

E = 0;

}

/************************************************************************************

写指令函数

************************************************************************************/

void w_code(uchar c)//RS=0;RW=0;E下降沿

{

busy();

RS = 0;

RW = 0;

DB = c;

E = 1;

E = 0;

DB = 0xff;

}

/************************************************************************************

写数据函数

************************************************************************************/

void w_data(uchar d)//RS=1;RW=0;E下降沿

{

busy();

RS = 1;

RW = 0;

DB = d;

E = 1;

E = 0;

DB = 0xff;

}

/************************************************************************************

读数据函数

************************************************************************************/

uchar r_data(void)//RS=1;RW=1;E下降沿

{

uchar rd_lcd;

busy();

RS = 1;

RW = 1;

E = 1;

rd_lcd = DB;

E = 0;

return rd_lcd;

}

/************************************************************************************

写DGRAM:x_lcd横坐标,y_lcd纵坐标

************************************************************************************/

void address(uchar x_lcd,uchar y_lcd)//

{

w_code(y_lcd);//垂直坐标

w_code(x_lcd);//水平坐标

}

/************************************************************************************

初始化液晶屏

0：字库 1：绘图

************************************************************************************/

void lcd_rst(bit a)

{

if(a)

{

w_code(0x01);// 清屏

w_code(0x32);// 功能设置---8BIT控制界面，绘图显示ON

w_code(0x36);// 功能设置---8BIT控制界面，扩充指令集

}

else

{

w_code(0x30);// 功能设置---8BIT控制界面，基本指令集

w_code(0x0c);//显示打开，光标关，反白显示关

w_code(0x01);// 清除屏幕显示，将DDRAM的地址计数器归零

}

}

/************************************************************************************

---------------------------写整屏点阵数据

---------------------------x ：图像数据的起始地址

************************************************************************************/

void write_lcd_full(uint x )

{

uchar i,j,a;

j = 0x80; //Y地址寄存器

for(a = 0;a <>

{

w_code(j);

j++;

w_code(0x80);//X地址寄存器

for(i = 0;i < 16;i="">

{

w_data(logo[x]);

x++;

}

}

j = 0x80; //Y地址寄存器

for(a = 0;a <>

{

w_code(j);

j++;

w_code(0x88);//X地址寄存器

for(i = 0;i < 16;i="">

{

w_data(logo[x]);

x++;

}

}