?? main2.c

?? 不帶字庫LCD12864設計,在田老師的MINI51上測試
?? C
字號:
#include <reg51.h>
#include <absacc.h>

/*常用操作命令和參數定義*/
#define DISPON 0x3f      //顯示開
#define DISPOFF 0x3e     //顯示關，參考指令表"顯示開關設置"
#define FIRSTROW 0xc0   //顯示起始行設置，參考指令表，由LXBYTE[5..0]在0到63行選擇
#define SETY 0xb8       	//Y方向，8頁64行，參考指令表，由PXBYTE[2..0]在0到8頁選擇
#define SETX 0x40       	//X方向，半屏64列，參考指令表，由CXBYTE[5..0]在0到63列選擇

#define LLCD_CMD_WR	XBYTE[0xf2ff]
#define LLCD_DAT_WR XBYTE[0xfaff]
#define LLCD_CMD_RD XBYTE[0xf6ff]
#define LLCD_DAT_RD XBYTE[0xfeff]
#define RLCD_CMD_WR	XBYTE[0xf1ff]
#define RLCD_DAT_WR XBYTE[0xf9ff]
#define RLCD_CMD_RD XBYTE[0xf5ff]
#define RLCD_DAT_RD XBYTE[0xfdff]

/*一貞圖片，寬度x高度=128x64*/
code unsigned char logo[] =
{
	0xFF,0xFF,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,
	0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,
	0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,
	0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,
	0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,
	0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,
	0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,
	0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0xFF,0xFF,
	0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0C,0x0C,0x0C,0x0C,0x0E,0xCE,0xFE,0xFE,
	0xFE,0x1E,0x06,0x06,0x06,0x06,0x06,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x0C,0x1C,
	0x1C,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,
	0x00,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0C,
	0x1C,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,
	0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xF0,0xFE,0x7F,0x0F,0x03,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xE0,0xFC,0xFF,0x0F,0x07,0x01,0x00,
	0x00,0x80,0xE0,0xF0,0xF8,0xDC,0xFC,0x6E,0xEE,0xCE,0xCE,0x80,0x80,0x00,0x00,0x80,
	0xF0,0xFE,0x7F,0x3F,0x18,0x0C,0x04,0x0C,0xFC,0xF8,0xC0,0x00,0x00,0x00,0x0E,0x9F,
	0x9F,0xF9,0x70,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0xE0,0xFC,0xFF,0x0F,0x07,0x01,
	0x00,0x00,0xC0,0xF8,0xFF,0x7F,0x3F,0x1C,0x0E,0x06,0x06,0x02,0x02,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,
	0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x03,0x03,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x00,0x00,0x00,0x00,0x00,
	0x00,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x01,0x00,0x01,
	0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x00,0x01,0x01,0x01,0x01,
	0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x00,0x00,0x00,0x00,
	0x00,0x00,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,
	0xFF,0xFF,0x00,0x00,0x00,0xC0,0xE0,0x20,0x20,0x60,0x60,0x00,0x00,0xC0,0xE0,0xA0,
	0xA0,0xE0,0xC0,0x00,0x00,0xC0,0xE0,0xA0,0xA0,0xE0,0xC0,0x00,0x00,0x20,0x20,0xF8,
	0xF8,0x20,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0xFC,0xFC,0x60,0x20,0xE0,
	0xC0,0x00,0x04,0xFC,0xFC,0x20,0x20,0xE0,0xC0,0x00,0x20,0xE0,0xE0,0x60,0x20,0xE0,
	0xC0,0x00,0x20,0xE0,0xE0,0x00,0x20,0xE0,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	0xC0,0xE0,0xA0,0xA0,0xE0,0xC0,0x00,0x00,0xC0,0xE0,0x20,0x24,0xFC,0xFC,0x00,0x20,
	0xE0,0xE0,0x00,0x20,0xE0,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0xE0,0x20,
	0x20,0x60,0x60,0x00,0x20,0xE0,0xE0,0x60,0x20,0xE0,0xC0,0x00,0x00,0x00,0xFF,0xFF,
	0xFF,0xFF,0x00,0x00,0x00,0x03,0x07,0x04,0x04,0x06,0x02,0x00,0x00,0x03,0x07,0x04,
	0x04,0x06,0x02,0x00,0x00,0x03,0x07,0x04,0x04,0x06,0x02,0x00,0x00,0x00,0x00,0x03,
	0x07,0x04,0x04,0x00,0x00,0x06,0x06,0x06,0x00,0x00,0x04,0x07,0x07,0x04,0x04,0x07,
	0x07,0x04,0x00,0x07,0x07,0x04,0x04,0x07,0x03,0x00,0x04,0x07,0x07,0x04,0x04,0x07,
	0x07,0x04,0x00,0x03,0x07,0x04,0x04,0x07,0x07,0x04,0x00,0x06,0x06,0x06,0x00,0x00,
	0x03,0x07,0x04,0x04,0x06,0x02,0x00,0x00,0x03,0x07,0x04,0x04,0x07,0x07,0x04,0x00,
	0x03,0x07,0x04,0x04,0x07,0x07,0x04,0x00,0x06,0x06,0x06,0x00,0x00,0x03,0x07,0x04,
	0x04,0x06,0x02,0x00,0x04,0x07,0x07,0x04,0x04,0x07,0x07,0x04,0x00,0x00,0xFF,0xFF,
	0xFF,0xFF,0x00,0x00,0x00,0x00,0x04,0xFC,0x40,0x20,0x20,0xC0,0x00,0x00,0x40,0xA0,
	0xA0,0x20,0x60,0x00,0x00,0x20,0x20,0xF8,0x20,0x20,0x00,0x00,0x20,0x20,0xE4,0x00,
	0x00,0x00,0x00,0x40,0x20,0xA0,0xA0,0xC0,0x00,0x20,0xE0,0x40,0x20,0x20,0xC0,0x00,
	0x00,0x40,0xA0,0xA0,0x20,0x60,0x00,0x00,0x20,0x20,0xE4,0x00,0x00,0x00,0x20,0x20,
	0xE0,0x40,0x20,0x20,0x00,0xF0,0x08,0xE4,0x14,0xF4,0x08,0xF0,0x00,0x08,0x08,0xFC,
	0x00,0x00,0x00,0xF0,0x48,0x24,0x24,0x24,0xCC,0x00,0x00,0x18,0x04,0x24,0x24,0xD8,
	0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x20,0x20,0x20,0x60,0x00,0x00,0xC0,0x20,0x20,
	0x20,0xC0,0x00,0x20,0xE0,0x20,0xE0,0x20,0xC0,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,
	0xFF,0xFF,0xC0,0xC0,0xC0,0xC0,0xC4,0xC7,0xC4,0xC0,0xC4,0xC7,0xC4,0xC0,0xC6,0xC4,
	0xC4,0xC5,0xC2,0xC0,0xC0,0xC0,0xC0,0xC3,0xC4,0xC4,0xC0,0xC0,0xC4,0xC4,0xC7,0xC4,
	0xC4,0xC0,0xC0,0xC2,0xC5,0xC4,0xC4,0xC7,0xC4,0xC4,0xC7,0xC4,0xC0,0xC4,0xC7,0xC4,
	0xC0,0xC6,0xC4,0xC4,0xC5,0xC2,0xC0,0xC0,0xC4,0xC4,0xC7,0xC4,0xC4,0xC0,0xC4,0xC4,
	0xC7,0xC4,0xC4,0xC0,0xC0,0xC1,0xC2,0xC5,0xC5,0xC4,0xC5,0xC2,0xC0,0xC4,0xC4,0xC7,
	0xC4,0xC4,0xC0,0xC3,0xC4,0xC4,0xC4,0xC4,0xC3,0xC0,0xC0,0xC3,0xC4,0xC4,0xC4,0xC3,
	0xC0,0xC0,0xC6,0xC6,0xC0,0xC0,0xC3,0xC4,0xC4,0xC4,0xC2,0xC0,0xC0,0xC3,0xC4,0xC4,
	0xC4,0xC3,0xC0,0xC4,0xC7,0xC0,0xC7,0xC0,0xC7,0xC4,0xC0,0xC0,0xC0,0xC0,0xFF,0xFF,
};

void delay(unsigned char timer);/*通用延時函數*/
void check_busy(unsigned char);/*LCD忙檢測*/
void lcd_init(void);/*LCD初始化*/
void lcd_cmd_wr(unsigned char, unsigned char);/*寫命令*/
void lcd_data_wr(unsigned char, unsigned char);/*寫數據*/
void lcd_bmp_wr(unsigned char *bmp);/*寫一貞128×64點的圖片顯示*/
void lcd_clr(void);/*數據清屏*/
void lcd_mov_up();/*整屏向上循環移動*/

/*主函數，顯示一貞圖片范例*/
void main(void)
{
  	delay(50000);//適當延時，等待LCD復位
	lcd_init();
	lcd_bmp_wr(logo);//logo圖片數據附后
  	while(1)	
  	{ 	
		//整屏向上循環移動
		//lcd_mov_up();
		//lcd_clr();
		delay(500); 
		lcd_bmp_wr(logo);//logo圖片數據附后
  	}
}

/*LCD忙檢測*/
void check_busy(unsigned char right)
{
  	unsigned char temp;
  	do
  	{
  		if(right) temp=RLCD_CMD_RD;
  		else temp=LLCD_CMD_RD; 		
		temp = 0x7f;//仿真版不需要忙檢測
  	} 
  	while(temp>>7==1);//檢測D7是否為1，1表示LCD忙，如果忙，繼續檢測，直到空閑止
	  
}

/*寫命令*/
void lcd_cmd_wr(unsigned char cmdcode, unsigned char right)
{
  	check_busy(right);
  	if(right) RLCD_CMD_WR = cmdcode;
  	else LLCD_CMD_WR = cmdcode;
}

/*LCD初始化*/
void lcd_init(void)
{
  	lcd_cmd_wr(DISPON,0); 		//開顯示，0參數表示左屏
  	lcd_cmd_wr(FIRSTROW,0);		//設定顯示首列
  	lcd_cmd_wr(SETY,0);			//設定Y坐標
  	lcd_cmd_wr(SETX,0);			//設定X坐標
  	lcd_cmd_wr(DISPON,1); 		//1參數表示右屏
  	lcd_cmd_wr(FIRSTROW,1);
  	lcd_cmd_wr(SETY,1);
  	lcd_cmd_wr(SETX,1);
}

/*寫數據*/
void lcd_data_wr(unsigned char dispdata, unsigned char right)
{
  	//check_busy(right);
  	if(right) RLCD_DAT_WR = dispdata;
  	else LLCD_DAT_WR = dispdata;
}
/*數據清屏*/
void lcd_clr(void)
{
	unsigned char i,j;
	for(i=0;i<8;i++)//共8頁
	{
		lcd_cmd_wr(SETY+i,0);
		lcd_cmd_wr(SETX,0);
		lcd_cmd_wr(SETY+i,1);
		lcd_cmd_wr(SETX,1);
		for(j=0;j<64;j++)//每頁64列
		{
			lcd_data_wr(0,0);
			lcd_data_wr(0,1);
		}
	}
}

/*寫一貞128×64點的圖片顯示*/
void lcd_bmp_wr(unsigned char *bmp)
{
  	unsigned char i,j;
  	for(i=0;i<8;i++)
  	{
		//頁地址設定
		lcd_cmd_wr(SETY+i,0);
		lcd_cmd_wr(SETX,0);
   		lcd_cmd_wr(SETY+i,1);
	   	lcd_cmd_wr(SETX,1);	   	

		for(j=0;j<64;j++) 
		{
			lcd_data_wr(bmp[128*i+j],0);//左半屏
	   		lcd_data_wr(bmp[128*i+j+64],1);//右半屏
		}
	  }
}

/*整屏向上循環移動*/
void lcd_mov_up()
{
  	unsigned char i;
  	for(i=0;i<64;i++)//64行循環
  	{
    	lcd_cmd_wr(FIRSTROW+i,0);
 		lcd_cmd_wr(FIRSTROW+i,1);
 		delay(500);//適當延時
  	}
}

/*通用延時函數*/
void delay(unsigned char timer)
{
	unsigned char i;
	while(--timer)
	for(i=0;i<100;i++);
}
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