text1.c

个人单片机入门程序集合 。很适合刚学单片机的人。用的是keil proteus

0x00,0x08,0xF8,0xA4,0x04,0xFC,0x00,0x24,0x28,0xE0,0x98,0x96,0x92,0x80,0x00,0x00,
0x08,0x08,0x07,0x04,0x02,0x3F,0x11,0x09,0x05,0x03,0x04,0x08,0x18,0x10,0x10,0x00,

/*--  文字:  合  --*/
/*--  楷体_GB231212;  此字体下对应的点阵为：宽x高=16x16   --*/
0x00,0x80,0x40,0x20,0x90,0x88,0x86,0x48,0x50,0x20,0x40,0xC0,0x80,0x80,0x80,0x00,
0x01,0x00,0x00,0x0C,0x34,0x24,0x24,0x22,0x12,0x1E,0x00,0x00,0x00,0x00,0x00,0x00,

/*--  文字:  法  --*/
/*--  楷体_GB231212;  此字体下对应的点阵为：宽x高=16x16   --*/
0x00,0x20,0x44,0x08,0x00,0x20,0x20,0x20,0xFE,0x90,0x90,0x90,0x80,0x80,0x00,0x00,
0x00,0x18,0x0C,0x03,0x01,0x11,0x19,0x15,0x13,0x08,0x0C,0x08,0x10,0x00,0x00,0x00};


/************函数声明******************/
void clear_sreen_12864 ();   //清屏（即清除显存）

void delay_12864 ();         //延时1ms

void delay(void);      //延时

void init_lcd_12864 ();	  //LCD初始化

void write_command_12864 (unsigned char cmdcode);	 //写指令
            
void write_data_12864 (unsigned char dispdata);     //写数据

void rddata(void)  ;   //读数据



/**********清除显屏（清除显示内存）***********/
void  clear_screen_12864()
{
 unsigned char i,j;
 cs1_12864 =0;cs2_12864=1;    /**清除左屏**/
 for(i=0;i<8;i++)
 {
   write_command_12864 (row_12864 +i);
   write_command_12864 (col_12864 +0);  //列地址0
   for(j=0;j<64;j++)
     write_data_12864 (0x00);     //每做一次写操作，列地址加1
 }
 cs1_12864 =1;cs2_12864 =0;    /**清除右屏**/
   for(i=0;i<8;i++)
 {
   write_command_12864(row_12864 +i);
   write_command_12864(col_12864+0);  //列地址0
   for(j=0;j<64;j++)
     write_data_12864(0x00);     //每做一次写操作，列地址加1
 }
}

/***********延时1ms**************/
void delay_12864()
{ unsigned int dy=500;
  while(--dy);
}

/*************初始化LCD屏***************/
void  init_lcd_12864()
{   
clear_screen_12864(); 
cs1_12864=1;cs2_12864=0;	 //右屏
delay_12864();
write_command_12864(disp_off_12864);
write_command_12864(start_line_12864);
write_command_12864(disp_on_12864); 
cs1_12864=0;cs2_12864=1;      //左屏
delay_12864();
write_command_12864(disp_off_12864);
write_command_12864(start_line_12864);
write_command_12864(disp_on_12864);  
}

/*******写指令到LCD*********/
void write_command_12864 (unsigned char cmdcode)
{
//lcd_busy();
di_12864 =0;
rw_12864 =0;
lcd_bus_12864 =cmdcode;      //输入控制命令(display on/off,display startline,row,col)
enable_12864 =1;
_nop_();
enable_12864 =0;
}

/***********写显示的数据到LCD***********/
void write_data_12864 (unsigned char dispdata)
{
//lcd_busy();
di_12864 =1;
rw_12864 =0;
lcd_bus_12864 =dispdata;
enable_12864 =1;
_nop_();
enable_12864 =0;
}

/*****位置 X 表示行， Y表示列 ， Z 表示要亮的点 *********/
void write(x,y,uchar c)
{

 z=c;
 cs1_12864=0;
 cs2_12864=1;   //选择左屏幕
 if (y>64)
 {
 y=y-64	;
 cs1_12864=1;
 cs2_12864=0;   //选择右屏幕
 }
   write_command_12864(row_12864+x);	  //8大行位置 X 1到 8
   write_command_12864(col_12864+y);	  //128 列位置 y 1 到 128
   write_data_12864(z);
 
}

uchar getkey()

{
    unsigned char keycode=0xff,temp,i;
    P2=0x0f;
    temp=P2&0x0f;
    if(temp!=0x0f)        //判是否有键按下
    {
 //       beep=0;
        P2=0xef;          //自第0行开始扫描输出，自列读入键值
        for(i=0;i<4;i++)
        {
            temp=P1&0x0f;
            if(temp==0x07)     //判断第0列是否有键按下
            {    
                keycode=i*4+0;
                break;
            }
            else if(temp==0x0b)//判断第1列是否有键按下
            {
                keycode=i*4+1;
                break;                                  						  
            }
            else if(temp==0x0d)//判断第2列是否有键按下
            {
                keycode=i*4+2;
                break;
            }
            else if(temp==0x0e)//判断第3列是否有键按下
            {
                keycode=i*4+3;
                break;
            }
            P2=(P2<<1)|0x1;
        }

         while((P1&0x0f)!=0x0f)   //等待释放
         {
             P2=0x0f;
         }
//      beep=1;                                             
        
     }
     return keycode;
}




void rewrite(uchar c)
{


  write(x,y,c);
  y++;
  if (y==129)  {y=1;x++;}
  if (x==9)    { x=1;y=1;}

}


main()
{
   uchar k=0;
   uint i,j; 
      init_lcd_12864();
  clear_screen_12864();
  while(1)

  {

    x=0;
  y=0;
  



  /* for(i=0;i<128*8;i++)
   { //k=i/12;

   write_command_12864(row_12864+x+1);	  //8大行位置 X 1到 8
   write_command_12864(col_12864+y);	  //128 列位置 y 1 到 128 
   write_data_12864 (0xff);

    y++;


	if(y==64) 
	{   
	     if((cs1_12864==0)&&(cs2_12864==1))
		 {
		    cs1_12864=1;
			cs2_12864=0;
		 }
		 else
		 {
		    cs1_12864=0;
			cs2_12864=1;
			
		 }
	     y=0;  
    }
   



	 
  }	*/
   

 for (i=0;i<128*8;i++)
	{
	rewrite(pan[i]);

 	} 
   for(j=0;j<30;j++)
	delay_12864 ();
	clear_screen_12864();
 for (i=0;i<128*8;i++)
	{
	rewrite(pan[i+1+i/64]);
   

 	} 

}
}