ili9320.c

STM32 uCOS+uCGUI(FSMC)

		LCD_WriteReg(0x51,239);	//Set X End.
		LCD_WriteReg(0x52,0);		//Set Y Start.
		LCD_WriteReg(0x53,319);	//Set Y End.
	
		LCD_WriteReg(0x60,0x2700);	//Driver Output Control.
		LCD_WriteReg(0x61,0x0001);	//Driver Output Control.
		LCD_WriteReg(0x6a,0x0000);	//Vertical Srcoll Control.
	
		LCD_WriteReg(0x80,0x0000);	//Display Position? Partial Display 1.
		LCD_WriteReg(0x81,0x0000);	//RAM Address Start? Partial Display 1.
		LCD_WriteReg(0x82,0x0000);	//RAM Address End-Partial Display 1.
		LCD_WriteReg(0x83,0x0000);	//Displsy Position? Partial Display 2.
		LCD_WriteReg(0x84,0x0000);	//RAM Address Start? Partial Display 2.
		LCD_WriteReg(0x85,0x0000);	//RAM Address End? Partial Display 2.
	
		LCD_WriteReg(0x90,(0<<7)|(16<<0));	//Frame Cycle Contral.(0x0013)
		LCD_WriteReg(0x92,0x0000);	//Panel Interface Contral 2.(0x0000)
		LCD_WriteReg(0x93,0x0001);	//Panel Interface Contral 3.
		LCD_WriteReg(0x95,0x0110);	//Frame Cycle Contral.(0x0110)
		LCD_WriteReg(0x97,(0<<8));	//
		LCD_WriteReg(0x98,0x0000);	//Frame Cycle Contral.

	
		LCD_WriteReg(0x07,0x0173);	//(0x0173)
	}
	
	else if(DeviceCode==0x1505)
	{
// second release on 3/5  ,luminance is acceptable,water wave appear during camera preview
        LCD_WriteReg(0x0007,0x0000);
        ili9320_Delay(5);
        LCD_WriteReg(0x0012,0x011C);//0x011A   why need to set several times?
        LCD_WriteReg(0x00A4,0x0001);//NVM
    //
        LCD_WriteReg(0x0008,0x000F);
        LCD_WriteReg(0x000A,0x0008);
        LCD_WriteReg(0x000D,0x0008);
       
  //GAMMA CONTROL/
        LCD_WriteReg(0x0030,0x0707);
        LCD_WriteReg(0x0031,0x0007); //0x0707
        LCD_WriteReg(0x0032,0x0603); 
        LCD_WriteReg(0x0033,0x0700); 
        LCD_WriteReg(0x0034,0x0202); 
        LCD_WriteReg(0x0035,0x0002); //?0x0606
        LCD_WriteReg(0x0036,0x1F0F);
        LCD_WriteReg(0x0037,0x0707); //0x0f0f  0x0105
        LCD_WriteReg(0x0038,0x0000); 
        LCD_WriteReg(0x0039,0x0000); 
        LCD_WriteReg(0x003A,0x0707); 
        LCD_WriteReg(0x003B,0x0000); //0x0303
        LCD_WriteReg(0x003C,0x0007); //?0x0707
        LCD_WriteReg(0x003D,0x0000); //0x1313//0x1f08
        ili9320_Delay(5);
        LCD_WriteReg(0x0007,0x0001);
        LCD_WriteReg(0x0017,0x0001);   //Power supply startup enable
        ili9320_Delay(5);
  
  //power control//
        LCD_WriteReg(0x0010,0x17A0); 
        LCD_WriteReg(0x0011,0x0217); //reference voltage VC[2:0]   Vciout = 1.00*Vcivl
        LCD_WriteReg(0x0012,0x011E);//0x011c  //Vreg1out = Vcilvl*1.80   is it the same as Vgama1out ?
        LCD_WriteReg(0x0013,0x0F00); //VDV[4:0]-->VCOM Amplitude VcomL = VcomH - Vcom Ampl
        LCD_WriteReg(0x002A,0x0000);  
        LCD_WriteReg(0x0029,0x000A); //0x0001F  Vcomh = VCM1[4:0]*Vreg1out    gate source voltage??
        LCD_WriteReg(0x0012,0x013E); // 0x013C  power supply on
           //Coordinates Control//
        LCD_WriteReg(0x0050,0x0000);//0x0e00
        LCD_WriteReg(0x0051,0x00EF); 
        LCD_WriteReg(0x0052,0x0000); 
        LCD_WriteReg(0x0053,0x013F); 
    //Pannel Image Control//
        LCD_WriteReg(0x0060,0x2700); 
        LCD_WriteReg(0x0061,0x0001); 
        LCD_WriteReg(0x006A,0x0000); 
        LCD_WriteReg(0x0080,0x0000); 
    //Partial Image Control//
        LCD_WriteReg(0x0081,0x0000); 
        LCD_WriteReg(0x0082,0x0000); 
        LCD_WriteReg(0x0083,0x0000); 
        LCD_WriteReg(0x0084,0x0000); 
        LCD_WriteReg(0x0085,0x0000); 
  //Panel Interface Control//
        LCD_WriteReg(0x0090,0x0013); //0x0010 frenqucy
        LCD_WriteReg(0x0092,0x0300); 
        LCD_WriteReg(0x0093,0x0005); 
        LCD_WriteReg(0x0095,0x0000); 
        LCD_WriteReg(0x0097,0x0000); 
        LCD_WriteReg(0x0098,0x0000); 
  
        LCD_WriteReg(0x0001,0x0100); 
        LCD_WriteReg(0x0002,0x0700); 
        LCD_WriteReg(0x0003,0x1030); 
        LCD_WriteReg(0x0004,0x0000); 
        LCD_WriteReg(0x000C,0x0000); 
        LCD_WriteReg(0x000F,0x0000); 
        LCD_WriteReg(0x0020,0x0000); 
        LCD_WriteReg(0x0021,0x0000); 
        LCD_WriteReg(0x0007,0x0021); 
        ili9320_Delay(20);
        LCD_WriteReg(0x0007,0x0061); 
        ili9320_Delay(20);
        LCD_WriteReg(0x0007,0x0173); 
        ili9320_Delay(20);
	}							 
	else if(DeviceCode==0x8989)
	{
		LCD_WriteReg(0x0000,0x0001);    ili9320_Delay(50000);  //打开晶振
    	LCD_WriteReg(0x0003,0xA8A4);    ili9320_Delay(50000);   //0xA8A4
    	LCD_WriteReg(0x000C,0x0000);    ili9320_Delay(50000);   
    	LCD_WriteReg(0x000D,0x080C);    ili9320_Delay(50000);   
    	LCD_WriteReg(0x000E,0x2B00);    ili9320_Delay(50000);   
    	LCD_WriteReg(0x001E,0x00B0);    ili9320_Delay(50000);   
    	LCD_WriteReg(0x0001,0x2B3F);    ili9320_Delay(50000);   //驱动输出控制320*240  0x6B3F
    	LCD_WriteReg(0x0002,0x0600);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0010,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0011,0x6070);    ili9320_Delay(50000);        //0x4030           //定义数据格式  16位色 		横屏 0x6058
    	LCD_WriteReg(0x0005,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0006,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0016,0xEF1C);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0017,0x0003);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0007,0x0233);    ili9320_Delay(50000);        //0x0233       
    	LCD_WriteReg(0x000B,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x000F,0x0000);    ili9320_Delay(50000);        //扫描开始地址
    	LCD_WriteReg(0x0041,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0042,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0048,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0049,0x013F);    ili9320_Delay(50000);
    	LCD_WriteReg(0x004A,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x004B,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0044,0xEF00);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0045,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0046,0x013F);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0030,0x0707);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0031,0x0204);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0032,0x0204);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0033,0x0502);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0034,0x0507);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0035,0x0204);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0036,0x0204);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0037,0x0502);    ili9320_Delay(50000);
    	LCD_WriteReg(0x003A,0x0302);    ili9320_Delay(50000);
    	LCD_WriteReg(0x003B,0x0302);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0023,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0024,0x0000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x0025,0x8000);    ili9320_Delay(50000);
    	LCD_WriteReg(0x004f,0);        //行首址0
    	LCD_WriteReg(0x004e,0);        //列首址0
	}
  for(i=50000;i>0;i--);
}

/****************************************************************************
* 名    称：void ili9320_SetCursor(u16 x,u16 y)
* 功    能：设置屏幕座标
* 入口参数：x      行座标
*           y      列座标
* 出口参数：无
* 说    明：
* 调用方法：ili9320_SetCursor(10,10);
****************************************************************************/
__inline void ili9320_SetCursor(u16 x,u16 y)
{
	if(DeviceCode==0x8989)
	{
	 	LCD_WriteReg(0x004e,y);        //行
    	LCD_WriteReg(0x004f,0x13f-x);  //列
	}
	else
	{
  		LCD_WriteReg(0x0020,y); // 行
  		LCD_WriteReg(0x0021,0x13f-x); // 列
	}
}

/****************************************************************************
* 名    称：void ili9320_SetWindows(u16 StartX,u16 StartY,u16 EndX,u16 EndY)
* 功    能：设置窗口区域
* 入口参数：StartX     行起始座标
*           StartY     列起始座标
*           EndX       行结束座标
*           EndY       列结束座标
* 出口参数：无
* 说    明：
* 调用方法：ili9320_SetWindows(0,0,100,100)；
****************************************************************************/
__inline void ili9320_SetWindows(u16 StartX,u16 StartY,u16 EndX,u16 EndY)
{
  ili9320_SetCursor(StartX,StartY);
  LCD_WriteReg(0x0050, StartX);
  LCD_WriteReg(0x0052, StartY);
  LCD_WriteReg(0x0051, EndX);
  LCD_WriteReg(0x0053, EndY);
}

/****************************************************************************
* 名    称：void ili9320_Clear(u16 dat)
* 功    能：将屏幕填充成指定的颜色，如清屏，则填充 0xffff
* 入口参数：dat      填充值
* 出口参数：无
* 说    明：
* 调用方法：ili9320_Clear(0xffff);
****************************************************************************/
void ili9320_Clear(u16 Color)
{
  u32 index=0;
  ili9320_SetCursor(0,0); 
  LCD_WriteRAM_Prepare(); /* Prepare to write GRAM */
  for(index=0;index<76800;index++)
   {
     LCD->LCD_RAM=Color;
   }
}

/****************************************************************************
* 名    称：u16 ili9320_GetPoint(u16 x,u16 y)
* 功    能：获取指定座标的颜色值
* 入口参数：x      行座标
*           y      列座标
* 出口参数：当前座标颜色值
* 说    明：
* 调用方法：i=ili9320_GetPoint(10,10);
****************************************************************************/
u16 ili9320_GetPoint(u16 x,u16 y)
{
  ili9320_SetCursor(x,y);
  return (ili9320_BGR2RGB(LCD_ReadRAM()));
}
/****************************************************************************
* 名    称：void ili9320_SetPoint(u16 x,u16 y,u16 point)
* 功    能：在指定座标画点
* 入口参数：x      行座标
*           y      列座标
*           point  点的颜色
* 出口参数：无
* 说    明：
* 调用方法：ili9320_SetPoint(10,10,0x0fe0);
****************************************************************************/
void ili9320_SetPoint(u16 x,u16 y,u16 point)
{
  if ( (x>320)||(y>240) ) return;
  ili9320_SetCursor(x,y);

  LCD_WriteRAM_Prepare();
  LCD_WriteRAM(point);
}

/****************************************************************************
* 名    称：void ili9320_DrawPicture(u16 StartX,u16 StartY,u16 EndX,u16 EndY,u16 *pic)
* 功    能：在指定座标范围显示一副图片
* 入口参数：StartX     行起始座标
*           StartY     列起始座标
*           EndX       行结束座标
*           EndY       列结束座标
            pic        图片头指针
* 出口参数：无
* 说    明：图片取模格式为水平扫描，16位颜色模式
* 调用方法：ili9320_DrawPicture(0,0,100,100,(u16*)demo);
****************************************************************************/
void ili9320_DrawPicture(u16 StartX,u16 StartY,u16 EndX,u16 EndY,u16 *pic)
{
  u16  i;
  ili9320_SetWindows(StartX,StartY,EndX,EndY);
  ili9320_SetCursor(StartX,StartY);
  
  LCD_WriteRAM_Prepare();
  for (i=0;i<(EndX*EndY);i++)
  {
      LCD_WriteRAM(*pic++);
  }
}

/****************************************************************************
* 名    称：void ili9320_PutChar(u16 x,u16 y,u8 c,u16 charColor,u16 bkColor)
* 功    能：在指定座标显示一个8x16点阵的ascii字符
* 入口参数：x          行座标
*           y          列座标
*           charColor  字符的颜色
*           bkColor    字符背景颜色
* 出口参数：无
* 说    明：显示范围限定为可显示的ascii码
* 调用方法：ili9320_PutChar(10,10,'a',0x0000,0xffff);
****************************************************************************/
void ili9320_PutChar(u16 x,u16 y,u8 c,u16 charColor,u16 bkColor)
{
  u16 i=0;
  u16 j=0;
  
  u8 tmp_char=0;

  for (i=0;i<16;i++)
  {
    tmp_char=ascii_8x16[((c-0x20)*16)+i];
    for (j=0;j<8;j++)
    {
      if ( (tmp_char >> 7-j) & 0x01 == 0x01)
        {
          ili9320_SetPoint(x+j,y+i,charColor); // 字符颜色
        }
        else
        {
          ili9320_SetPoint(x+j,y+i,bkColor); // 背景颜色
        }
    }
  }
}

/****************************************************************************
* 名    称：u16 ili9320_BGR2RGB(u16 c)
* 功    能：RRRRRGGGGGGBBBBB 改为 BBBBBGGGGGGRRRRR 格式
* 入口参数：c      BRG 颜色值
* 出口参数：RGB 颜色值
* 说    明：内部函数调用
* 调用方法：
****************************************************************************/
u16 ili9320_BGR2RGB(u16 c)
{
  u16  r, g, b, rgb;

  b = (c>>0)  & 0x1f;
  g = (c>>5)  & 0x3f;
  r = (c>>11) & 0x1f;
  
  rgb =  (b<<11) + (g<<5) + (r<<0);

  return( rgb );
}

/****************************************************************************
* 名    称：void ili9320_BackLight(u8 status)
* 功    能：开、关液晶背光
* 入口参数：status     1:背光开  0:背光关
* 出口参数：无
* 说    明：
* 调用方法：ili9320_BackLight(1);
****************************************************************************/
void ili9320_BackLight(u8 status)
{
  if ( status >= 1 )
  {
    Lcd_Light_ON;
  }
  else
  {
    Lcd_Light_OFF;
  }
}

/****************************************************************************
* 名    称：void ili9320_Delay(vu32 nCount)
* 功    能：延时
* 入口参数：nCount   延时值
* 出口参数：无
* 说    明：
* 调用方法：ili9320_Delay(10000);
****************************************************************************/
void ili9320_Delay(vu32 nCount)
{
  for(; nCount != 0; nCount--);
}