#include <io.h>
//#include <MACROS.h>
#include "Define.h"
#include "5110.h"

/******************************************************************************/
void Delay_us(unsigned int time)
{
while(time--);
}

void Delay_ms(unsigned int time)
{
while(time--)
	{
	Delay_us(1000);
	}
}

void main(void) 
{
	LCD_init();//初始化液晶    
	LCD_clear();
	
	SETBIT(DDRC,BACKLED_EN);   			//配置背光控制端口										
	CLEARBIT(PORTC,BACKLED_EN);			//使能背光
	
	while(1)  
	{	
		LCD_clear();
		LCD_write_english_string(0,0,"---ADEmbed----");
		LCD_write_english_string(0,5,"www.");
		LCD_write_english_string(21,5,"adembed.");
		LCD_write_english_string(66,5,"com");
		LCD_write_chinese_string(0,3,12,7,0,0);
		
		Delay_ms(5000);
		LCD_clear();
		LCD_draw_bmp_pixel(0,0,AVR_bmp,48,24);
		Delay_ms(2000);
	}	
	  
}


/********************************************************************************************************************/ 
void LCD_init(void)
{
	//先設置為輸出
    SETBIT(LCD_DIR,SCLK);
    SETBIT(LCD_DIR,SDIN);
    SETBIT(LCD_DIR,LCD_DC);
    SETBIT(LCD_DIR,LCD_CE);
    //SETBIT(LCD_DIR,LCD_RST);
	  
    // 產生一個讓LCD復位的低電平脈沖
    
	//CLEARBIT(LCD_PORT,LCD_RST);//LCD_RST = 0;
    //delay_1us();
	//SETBIT(LCD_PORT,LCD_RST);//LCD_RST = 1;
    
	// 關閉LCD
	CLEARBIT(LCD_PORT,LCD_CE);//LCD_CE = 0;
    delay_1us();
	
	// 使能LCD
	SETBIT(LCD_PORT,LCD_CE);//LCD_CE = 1;
    delay_1us();

    LCD_write_byte(0x21, 0);	// 使用擴展命令設置LCD模式
    LCD_write_byte(0xc8, 0);	// 設置偏置電壓
    LCD_write_byte(0x06, 0);	// 溫度校正
    LCD_write_byte(0x13, 0);	// 1:48
    LCD_write_byte(0x20, 0);	// 使用基本命令
    LCD_clear();	            // 清屏
    LCD_write_byte(0x0c, 0);	// 設定顯示模式，正常顯示
        
    // 關閉LCD
    CLEARBIT(LCD_PORT,LCD_CE);//LCD_CE = 0;
}
/********************************************************************************************************************/
void LCD_clear(void)
{
    unsigned int i;

    LCD_write_byte(0x0c, 0);			
    LCD_write_byte(0x80, 0);			

    for (i=0; i<504; i++)
	{
        LCD_write_byte(0, 1);
	}			
}
/********************************************************************************************************************/
void delay_1us(void)                 //1us延時函數
{
   unsigned int i;
   for(i=0;i<12000;i++);
}
/********************************************************************************************************************/
void LCD_set_XY(unsigned char X, unsigned char Y)
{
    LCD_write_byte(0x40 | Y, 0);// column
    LCD_write_byte(0x80 | X, 0);// row
}
/********************************************************************************************************************/
void LCD_write_char(unsigned char c)
{
    unsigned char line;
	
    c -= 32;
    for (line=0; line<6; line++)
	{
        LCD_write_byte(font6x8[c][line], 1);
	}
}
/********************************************************************************************************************/
/*-----------------------------------------------------------------------
LCD_write_english_String  : 英文字符串顯示函數

輸入參數：*s      ：英文字符串指針；
          X、Y    : 顯示字符串的位置,x 0-83 ,y 0-5
-----------------------------------------------------------------------*/
void LCD_write_english_string(unsigned char X,unsigned char Y,char *s)
{
    LCD_set_XY(X,Y);
    while (*s) 
    {
	    LCD_write_char(*s);
	    s++;
    }
}
/********************************************************************************************************************/
/*-----------------------------------------------------------------------
LCD_write_chinese_string: 在LCD上顯示漢字

輸入參數：X、Y    ：顯示漢字的起始X、Y坐標；
          ch_with ：漢字點陣的寬度
          num     ：顯示漢字的個數；  
          line    ：漢字點陣數組中的起始行數
          row     ：漢字顯示的行間距
-----------------------------------------------------------------------*/                        
void LCD_write_chinese_string(unsigned char X, unsigned char Y,unsigned char ch_with,unsigned char num,unsigned char line,unsigned char row)
{
    unsigned char i,n;
    
    LCD_set_XY(X,Y);                             //設置初始位置
    
    for (i=0;i<num;)
    {
      	for (n=0; n<ch_with*2; n++)              //寫一個漢字
      	{ 
      	    if (n==ch_with)                      //寫漢字的下半部分
      	    {
      	        if (i==0) LCD_set_XY(X,Y+1);
      	        else
				{
      	           LCD_set_XY((X+(ch_with+row)*i),Y+1);
				}
            }
      	    LCD_write_byte(HZK[line+i][n],1);
      	}
      	i++;
      	LCD_set_XY((X+(ch_with+row)*i),Y);
    }
}
/********************************************************************************************************************/
/*-----------------------------------------------------------------------
LCD_draw_map      : 位圖繪制函數

輸入參數：X、Y    ：位圖繪制的起始X、Y坐標；
          *map    ：位圖點陣數據；
          Pix_x   ：位圖像素（長）
          Pix_y   ：位圖像素（寬）
-----------------------------------------------------------------------*/
void LCD_draw_bmp_pixel(unsigned char X,unsigned char Y,unsigned char *map,unsigned char Pix_x,unsigned char Pix_y)
{
    unsigned int i,n;
    unsigned char row;
    
    if (Pix_y%8==0)
	{
	    row=Pix_y/8;      //計算位圖所占行數
    }
    else
	{
        row=Pix_y/8+1;
    }
    for (n=0;n<row;n++)
    {
      	LCD_set_XY(X,Y);
        for(i=0; i<Pix_x; i++)
          {
            LCD_write_byte(map[i+n*Pix_x], 1);
          }
        Y++;                         //換行
    }      
}
/********************************************************************************************************************/
/*-----------------------------------------------------------------------
LCD_write_byte    : 寫數據到LCD

輸入參數：data    ：寫入的數據；
          command ：寫數據/命令選擇；
-----------------------------------------------------------------------*/
void LCD_write_byte(unsigned char dat, unsigned char command)
{
    unsigned char i;

	CLEARBIT(LCD_PORT,LCD_CE);// 使能LCD_CE = 0
    
    if (command == 0)
	{
	    CLEARBIT(LCD_PORT,LCD_DC);// 傳送命令 LCD_DC = 0;
	}
    else
	{
	    SETBIT(LCD_PORT,LCD_DC);// 傳送數據LCD_DC = 1;
	}
	
	for(i=0;i<8;i++)
	{
		if(dat&0x80)
		{
			SETBIT(LCD_PORT,SDIN);//SDIN = 1;
		}
		else
		{
			CLEARBIT(LCD_PORT,SDIN);//SDIN = 0;
		}
		CLEARBIT(LCD_PORT,SCLK);//SCLK = 0;
		dat = dat << 1;
		SETBIT(LCD_PORT,SCLK);//SCLK = 1;
	}
    SETBIT(LCD_PORT,LCD_CE);//LCD_CE = 1;
}