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          LCD12864測(cè)試程序
          
						
          
				作者：
				時(shí)間：2016-11-13
				來(lái)源：網(wǎng)絡(luò)
				
				
				
				
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			LCD12864的控制器為ST7920，帶中文字庫(kù)與圖形庫(kù)，并口驅(qū)動(dòng)。
          #include 
          #include 
          本文引用地址：http://www.ex-cimer.com/article/201611/316309.htm
          #define uint unsigned int
          #define uchar unsigned char
          #define P0 P0
          uchar code table1[]={"Wallacer"};
          uchar code table2[]={"我喜歡單片機(jī)！"};
          uchar code table3[]={"I Like MCU!"};
          uchar code table4[]={"河北科技師范學(xué)院"};
          sbit lcd_rs=P1^0;
          sbit lcd_rw=P1^1;
          sbit lcd_en=P1^2;
          sbit lcd_psb=P2^4;
          sbit lcd_rst=P2^3;
          void delay(uint z) //延時(shí)
          {
          uint x,y;
          for(x=110;x>0;x--);
          for(y=z;y>0;y--);
          }
          void lcd_w_com(uchar com)//寫命令
          {
          lcd_rs=0;
          lcd_rw=0;
          lcd_en=0;
          P0=com;
          delay(5);
          lcd_en=1;
          delay(5);
          lcd_en=0;
          }
          void lcd_w_data(uchar date)// 寫數(shù)據(jù)
          {
          lcd_rs=1;
          lcd_rw=0;
          lcd_en=0;
          P0=date;
          delay(5);
          lcd_en=1;
          delay(5);
          lcd_en=0;
          }
          void lcd_init()//液晶初始化
          {
          lcd_rst=0;
          delay(10);
          lcd_rst=1;
          delay(10);
          lcd_psb=1;
          lcd_w_com(0x30);
          lcd_w_com(0x0c);
          lcd_w_com(0x14);
          lcd_w_com(0x01);
          }
          void lcd_pos(uchar x,uchar y)//選擇寫入位置
          {
          uchar pos;
          if(x==0)
          {x=0x80;}
          else if(x==1)
          {x=0x90;}
          else if(x==2)
          {x=0x88;}
          else if(x==3)
          {x=0x98;}
          pos=x+y;
          lcd_w_com(pos);
          }
          void main()
          {
          uchar i;
          lcd_init();
          lcd_pos(0,2);
          i=0;
          while(table1[i]!=看屁屁www成人影院,亚洲人妻成人图片,亚洲精品成人午夜在线,日韩在线 欧美成人

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