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1、单片机12864动态波形显示单片机12864动态波形显示 编辑整理:尊敬的读者朋友们:这里是精品文档编辑中心,本文档内容是由我和我的同事精心编辑整理后发布的,发布之前我们对文中内容进行仔细校对,但是难免会有疏漏的地方,但是任然希望(单片机12864动态波形显示)的内容能够给您的工作和学习带来便利。同时也真诚的希望收到您的建议和反馈,这将是我们进步的源泉,前进的动力。本文可编辑可修改,如果觉得对您有帮助请收藏以便随时查阅,最后祝您生活愉快 业绩进步,以下为单片机12864动态波形显示的全部内容。/* 描述: 12864标准字库液晶演示 数据p0,控制p2 */include include ma

2、th.hinclude intrins.h#define uchar unsigned char#define uint unsigned int/* 12864lcd引脚定义 */define lcd_data p0 /数据口sbit lcd_rs = p26; /寄存器选择输入 sbit lcd_rw = p25; /液晶读/写控制sbit lcd_en = p27; /液晶使能控制sbit lcd_psb = p32; /串/并方式控制sbit lcd_rst = p37; /液晶复位端口define delaynop(); _nop_();_nop_();_nop_();_nop_()

3、;;/*/uchar code dis1 = vpp:;uchar code dis2 = f:;uchar dis3 = ”5v;uchar dis4 = ”12hz”;uchar d1=”0123456789”;/*/正弦波代码uchar code tab=126,100,80,70,65,62,65,70,80,100,126,152,172,182,187,190,187,182,172,152;/背景图片uchar code photo1=0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x0

4、0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0

5、0,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0

6、0,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x0

7、0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x0

8、0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0

9、0,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0

10、0,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x0

11、0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x0

12、0,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0

13、0,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0

14、0,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x0

15、0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x0

16、0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0

17、0,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0

18、0,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x0

19、0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x0

20、0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x00;/*/*/* / 延时函数 */ /*/void delay(int ms) while(ms) ucha

21、r i; for(i=0;i150;i+) _nop_(); _nop_();_nop_();_nop_(); /*/* */ 延时函数 /* /*/void delay1(int ms) while(ms-) uchar y; for(y=0;y100;y+) ; /*/* */*检查lcd忙状态 /lcd_busy为1时,忙,等待。lcdbusy为0时,闲,可写指令与数据。 */ */*/bit lcd_busy() bit result; lcd_rs = 0; lcd_rw = 1; lcd_en = 1; delaynop(); result = (bit)(p00x80); lcd

22、_en = 0; return(result); /*/* */写指令数据到lcd */*rs=l,rw=l,e=高脉冲,d0d7=指令码。 */ /*/void lcd_wcmd(uchar cmd) while(lcd_busy()); lcd_rs = 0; lcd_rw = 0; lcd_en = 0; _nop_(); _nop_(); p0 = cmd; delaynop(); lcd_en = 1; delaynop(); lcd_en = 0; /*/ /*写显示数据到lcd */rs=h,rw=l,e=高脉冲,d0d7=数据. */* /*/void lcd_wdat(uch

23、ar dat) while(lcd_busy()); lcd_rs = 1; lcd_rw = 0; lcd_en = 0; p0 = dat; delaynop(); lcd_en = 1; delaynop(); lcd_en = 0; /*读数据*/unsigned char readdata(void)unsigned char rdata;while(lcd_busy();p0=0xff;lcd_rs=1;lcd_rw=1;lcd_en=0;lcd_en=1;rdata=p0;/rdata=dataport;lcd_en=0;return rdata;/*/ /* lcd初始化设定

24、*/* */*/void lcd_init() lcd_psb = 1; /并口方式 lcd_rst = 0; /液晶复位 delay(2); lcd_rst = 1; delay(2); lcd_wcmd(0x34); /扩充指令操作 delay(5); lcd_wcmd(0x30); /基本指令操作 delay(5); lcd_wcmd(0x0c); /显示开,关光标 delay(5); lcd_wcmd(0x01); /清除lcd的显示内容 delay(5);/*/ */* 设定显示位置 */* /*/void lcd_pos(uchar x,uchar y) uchar pos; if

25、 (x=1) x=0x80; else if (x=2) x=0x90; else if (x=3) x=0x88; else if (x=4) x=0x98; pos = x+y ; lcd_wcmd(pos); /显示地址/* * 图形显示 */void photodisplay(uchar *bmp) uchar i,j; lcd_wcmd(0x34); /写数据时,关闭图形显示 for(i=0;i32;i+) lcd_wcmd(0x80+i); /先写入水平坐标值 lcd_wcmd(0x80); /写入垂直坐标值 for(j=0;j16;j+) /再写入两个8位元的数据 lcd_wda

26、t(bmp+); delay1(1); for(i=0;i32;i+) lcd_wcmd(0x80+i); lcd_wcmd(0x88); for(j=0;j(i*4))(a=((i+1)*4)break;return i;/*函数名: drawpoint函数说明:画点传入参数:打点位置(x0,y0);color=1,点亮;color=0,擦除传出参数:无返回值: 无*/void drawpoint(unsigned char x,unsigned char y,unsigned char color)unsigned char row,collum,cbite;unsigned char t

27、emph,templ;lcd_wcmd(0x34); /设置扩充指令集,关闭绘图lcd_wcmd(0x36); /扩充指令集,打开绘图collum=x4; /列 左移四位cbite=x0x0f;if(y32)row=y;elserow=y32;collum+=8;lcd_wcmd(0x80+row);lcd_wcmd(0x80+collum);readdata();temph=readdata();templ=readdata();lcd_wcmd(0x80+row);lcd_wcmd(0x80+collum);if (color)if(cbite8)temph|=(1(7cbite));/t

28、empl=(1(7-cbite);else/temph=(1(15cbite);templ|=(1(15cbite));elseif(cbite8)temph&=(1(7-cbite);/templ=(1(7-cbite));else/temph=(1(15-cbite));templ&=(1 y1 ) temp = y1 ; y1 = y0 ; y0 = temp ; for(; y0 = y1 ; y0+) drawpoint( x, y0,1);/*任意两点画直线*/void w_line( unsigned char startx, unsigned char starty, unsi

29、gned char endx, unsigned char endy) signed int t, distance; /根据屏幕大小改变变量类型(如改为int型)/ signed int x = 0 , y = 0 , delta_x, delta_y ; signed char incx, incy ; delta_x = endx startx ; delta_y = endy starty ; if( delta_x 0 ) incx = 1; else if( delta_x = 0 ) w_liney( startx, starty, endy ) ; return ; else incx = 1 ; if( delta_y 0 ) incy = 1 ; else if(delta_y = 0 ) w_linex( startx, endx, starty ) ; return ; else incy = -1

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