12864显示波形

1、精心整理Lcd12864.c:#includelcd12864.h voidLCDDelay(chart) chari,j;for(i=0;ivt;i+) for(j=0;j10;j+); voidCheckState() chardat;LCDRs=0;LCDRw=1;dodat=0x00;LCDEn=1;LCDDelay(2);LCDEn=0; dat=0x8 0&dat; while(!(dat=0x00);voidwrite_com(charcmdcode)CheckState();LCDRs=0;LCDRw=0; LCDData=cmdcode;LCDDelay(2); LCDEn=

2、1;I I I”LCDDelay(2); LCDEn=0;IV I voidwrite_data(charLCDDispdata) CheckState();LCDRs=1;LCDRw=0;LCDData=LCDDispdata; LCDDelay(2);LCDEn=1;LCDDelay(2);LCDEn=0;精心整理voidLCDInit()LCDDelay(IOO);LCDCs1=1;LCDCs2=1;LCDDelay(IOO);write_com(LCDDispOff);write_com(PageAdd+0);write_com(StartLine+0); write_com(LCDC

3、olAdd+0);write_com(LCDDispOn);voidLCDClear()chark,j;LCDCs1=0;LCDCs2=0;write_com(PageAdd+O);write_com(LCDColAdd+0);for(k=0;k8;k+)write_com(PageAdd+k);for(j=0;j64;j+)write_com(LCDColAdd+j);write_data(0x00);voidLCDWriteChinese(charleftright,charpage,charcolumn,charchinese|)chari=0,j=0;if(leftright=L)LC

4、DCs1=0;LCDCs2=1;elseif(leftright=R)LCDCs1=1;LCDCs2=0;for(i=0;i2;i+) 精心整理write_com(PageAdd+page+i);write_com(LCDColAdd+column);for(j=0;j16;j+) write_data(chinese16*i+j);voidLCDWriteChineseBlack(charleftright,charpage,charcolumn,charchinese|)chari=0,j=0;if(leftright=L)LCDCs1=0;LCDCs2=1;elseif(leftrigh

5、t=R)LCDCs 1=1;hLCDCs2=0; r.r 心 I IF xUfor(i=0;iv2;i+)write_com(PageAdd+page+i);卜：.、尹:Xwrite_com(LCDColAdd+column);for(j=0;j16;j+) write_data(chinese16*i+j);l)voidLCDWriteNum(charleftright,charpage,charcolumn,charnum|)I I - l_chari=0,j=0;if(leftright=L)I ILCDCs1=0;LCDCs2=1;elseif(leftright=R)LCDCs 1=

6、1;LCDCs2=0;for(i=0;i2;i+)write_com(PageAdd+page+i);write_com(LCDColAdd+column);for(j=0;j8;j+)write_data(num8*i+j);voidLCDWriteNumBlack(charleftright,charpage,charcolumn,charnum|)chari=0,j=0;if(leftright=L)LCDCs1=0;LCDCs2=1;elseif(leftright=R)LCDCs 1=1;hLCDCs2=0; r 心 I Ifor(i=0;i2;i+)write_com(PageAd

7、d+page+i);卜：.、尹:Xwrite_com(LCDColAdd+column);for(j=0;j8;j+)write_data(num8*i+j);l)Lcd12864.h#ifndef_LCD12864_H#define_LCD12864_H#includeI I#defineLCDDispOffOx3e#defineLCDDispOnOx3f#definePageAdd0xb8 页地址#defineLCDColAddOx4O 列地址#defineStartLineOxcO 行地址#defineLCDDataPOsbitLCDCs1=P2A0;/?片选?1?sbitLCDCs2=

8、P2A1;/?片选?2?sbitLCDRet=P2A2;？复位端？ sbitLCDRw=P2A3;？ “数据 /指令” ？选择?sbitLCDRs=P2A4;？ “读 /写” ？选择？精心整理sbitLCDEn=P2A5;？ “读 /写” ？使能？/*函数声明，供模块内部使用*/staticvoidLCDDelay(chart);/?延时函数? staticvoidCheckState();？检测忙标志？ staticvoidwrite_com(charcmdcode);？写指定？ staticvoidwrite_data(charLCDDispdata);？写数据？/*函数声明，外部调用*/

9、voidLCDInit();？12864?初始化？voidLCDClear();？12864?清屏？ voidLCDWriteChinese(charleftright,charpage,charcolumn,charchinese);12864 指定页指定列显示一个汉字 voidLCDWriteChineseBlack(charleftright,charpage,charcolumn,charchinese|);12864?指定页指定列显示一个 汉字，以黑色背景白色文本显示？ I 1 IvoidLCDWriteNum(charleftright,charpage,charcolumn,ch

10、arnum);/12864?指定屏指定页指定列显示一个数字 voidLCDWriteNumBlack(charleftright,charpage,charcolumn,charnum);/?12864?指定屏指定页指定列显示一 个数字，以黑色背景白色文本显示 ？#endifMain.c* I I#includelcd12864.h_ jI I0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80;charcod

11、esan2=0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01,0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00;charcodesin1=0x00,0x00,0x00,0xE0,0x18,0x04,0x02,0x01,0x01,0x02,0x04,0x18,0xE0,0x00,0x00,0x00,0xE0,0x1C,0x03,0x00,0x00,0x00,0x00,0x00,0

12、x00,0x00,0x00,0x00,0x00,0x03,0x1C,0xE0;charcodesin2=0x07,0x38,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x38,0x07,0x00,0x00,0x00,0x07,0x18,0x20,0x40,0x80,0x80,0x40,0x20,0x18,0x07,0x00,0x00,0x00;charcoderec=0x01,0x01,0x01,0x01,0x01,0x01,0x01,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0

13、xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0xFF;voiddelay(intt)inti,j;for(i=t;i0;i-)for(j=125;j0;j-);voidmain(void)LCDInit();LCDCIear();while(1)LCDWriteChinese(L,0,0,san1);LCDWriteChinese(L,0,16,san2);LCDWriteChinese(L,0,32,san1);LCDWriteChinese(L,0,48,san2);LCDWr

14、iteChinese(R,0,0,san1);LCDWriteChinese(R,0,16,san2);LCDWriteChinese(R,0,32,san1);y:- hLCDWriteChinese(R,0,48,san2);LCDWriteChinese(L,2,0,rec);.1 ) ILCDWriteChinese(L,2,16,rec);LCDWriteChinese(L,2,32,rec);LCDWriteChinese(L,2,48,rec);LCDWriteChinese(R,2,0,rec);LCDWriteChinese(R,2,16,rec);LCDWriteChinese(R,2,32,rec);LCDWriteChinese(R,2,48,rec);LCDWriteChinese(L,4,0,sin1);L