text: /**
    ******************************************************************************
    * @file    stm3210b_eval_lcd.c
    * @author  MCD Application Team
    * @version V5.0.1
    * @date    05-March-2012
    * @brief   This file includes the LCD driver for AM-240320LTNQW00H (LCD_HX8312),
    *          AM-240320L8TNQW00H (LCD_ILI9320), AM-240320LDTNQW00H (LCD_SPFD5408B)
    *          Liquid Crystal Display Module of STM3210B-EVAL board.
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; COPYRIGHT 2012 STMicroelectronics</center></h2>
    *
    * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
    * You may not use this file except in compliance with the License.
    * You may obtain a copy of the License at:
    *
    *        http://www.st.com/software_license_agreement_liberty_v2
    *
    * Unless required by applicable law or agreed to in writing, software 
    * distributed under the License is distributed on an "AS IS" BASIS, 
    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    * See the License for the specific language governing permissions and
    * limitations under the License.
    *
    ******************************************************************************
    */ 
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm3210b_eval_lcd.h"
  //!!!!!! #include "../Common/fonts.c"
  
  /** @addtogroup Utilities
    * @{
    */
  
  /** @addtogroup STM32_EVAL
    * @{
    */ 
  
  /** @addtogroup STM3210B_EVAL
    * @{
    */
      
  /** @defgroup STM3210B_EVAL_LCD 
    * @briefThis file includes the LCD driver for AM-240320LTNQW00H (LCD_HX8312),
    *          AM-240320L8TNQW00H (LCD_ILI9320), AM-240320LDTNQW00H (LCD_SPFD5408B)
    *          Liquid Crystal Display Module of STM3210B-EVAL board.
    * @{
    */ 
  
  /** @defgroup STM3210B_EVAL_LCD_Private_Types
    * @{
    */ 
  /**
    * @}
    */ 
  
  
  /** @defgroup STM3210B_EVAL_LCD_Private_Defines
    * @{
    */ 
  #define LCD_ILI9320        0x9320
  #define LCD_HX8312         0x8312
  #define LCD_SPFD5408       0x5408
  #define START_BYTE         0x70
  #define SET_INDEX          0x00
  #define READ_STATUS        0x01
  #define LCD_WRITE_REG      0x02
  #define LCD_READ_REG       0x03
  #define MAX_POLY_CORNERS   200
  #define POLY_Y(Z)          ((int32_t)((Points + Z)->X))
  #define POLY_X(Z)          ((int32_t)((Points + Z)->Y))
  /**
    * @}
    */ 
  
  
  /** @defgroup STM3210B_EVAL_LCD_Private_Macros
    * @{
    */
  #define ABS(X)  ((X) > 0 ? (X) : -(X))   
  /**
    * @}
    */ 
  
  
  /** @defgroup STM3210B_EVAL_LCD_Private_Variables
    * @{
    */ 
  static sFONT *LCD_Currentfonts;
  /* Global variables to set the written text color */
  __IO uint16_t TextColor = 0x0000, BackColor = 0xFFFF;
  static __IO uint32_t LCDType = LCD_ILI9320;
  /**
    * @}
    */ 
  
  
  /** @defgroup STM3210B_EVAL_LCD_Private_Function_Prototypes
    * @{
    */ 
  #ifndef USE_Delay
  static void delay(vu32 nCount);
  #endif /* USE_Delay*/
  
  static void LCD_WriteRegHX8312(uint8_t LCD_Reg, uint8_t LCD_RegValue);
  static void LCD_WriteRegILI9320(uint8_t LCD_Reg, uint16_t LCD_RegValue);
  static void PutPixel(int16_t x, int16_t y);
  static void LCD_PolyLineRelativeClosed(pPoint Points, uint16_t PointCount, uint16_t Closed);
  /**
    * @}
    */ 
  
  
  /** @defgroup STM3210B_EVAL_LCD_Private_Functions
    * @{
    */ 
  
  /**
    * @brief  DeInitializes the LCD.
    * @param  None
    * @retval None
    */
  void LCD_DeInit(void)
  {
    GPIO_InitTypeDef GPIO_InitStructure;
  
    /*!< LCD Display Off */
    LCD_DisplayOff();
  
    /*!< LCD_SPI disable */
    SPI_Cmd(LCD_SPI, DISABLE);
    
    /*!< LCD_SPI DeInit */
    SPI_I2S_DeInit(LCD_SPI);
     
    /*!< Disable SPI clock  */
    RCC_APB1PeriphClockCmd(LCD_SPI_CLK, DISABLE);
      
    /* Configure NCS in Output Push-Pull mode */
    GPIO_InitStructure.GPIO_Pin = LCD_NCS_PIN;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
    GPIO_Init(LCD_NCS_GPIO_PORT, &GPIO_InitStructure);
    
    /* Configure NWR(RNW), RS in Output Push-Pull mode */
    GPIO_InitStructure.GPIO_Pin = LCD_RS_PIN;
    GPIO_Init(LCD_RS_GPIO_PORT, &GPIO_InitStructure);
  
    GPIO_InitStructure.GPIO_Pin = LCD_NWR_PIN;
    GPIO_Init(LCD_NWR_GPIO_PORT, &GPIO_InitStructure);
    
    /* Configure SPI pins: SCK, MISO and MOSI */
    GPIO_InitStructure.GPIO_Pin = LCD_SPI_SCK_PIN;
    GPIO_Init(LCD_SPI_SCK_GPIO_PORT, &GPIO_InitStructure);
  
    GPIO_InitStructure.GPIO_Pin = LCD_SPI_MISO_PIN;
    GPIO_Init(LCD_SPI_MISO_GPIO_PORT, &GPIO_InitStructure);
    
    GPIO_InitStructure.GPIO_Pin = LCD_SPI_MOSI_PIN;
    GPIO_Init(LCD_SPI_MOSI_GPIO_PORT, &GPIO_InitStructure);
  }
  
  /**
    * @brief  Setups the LCD.
    * @param  None
    * @retval None
    */
  void LCD_Setup(void)
  { 
  /* Configure the LCD Control pins --------------------------------------------*/
    LCD_CtrlLinesConfig();
    
  /* Configure the LCD_SPI interface ----------------------------------------------*/
    LCD_SPIConfig();
    if(LCDType == LCD_ILI9320)
    {
      _delay_(5); /* Delay 50 ms */
      /* Start Initial Sequence ------------------------------------------------*/
      LCD_WriteReg(LCD_REG_229, 0x8000); /* Set the internal vcore voltage */
      LCD_WriteReg(LCD_REG_0,  0x0001); /* Start internal OSC. */
      LCD_WriteReg(LCD_REG_1,  0x0100); /* set SS and SM bit */
      LCD_WriteReg(LCD_REG_2,  0x0700); /* set 1 line inversion */
      LCD_WriteReg(LCD_REG_3,  0x1030); /* set GRAM write direction and BGR=1. */
      LCD_WriteReg(LCD_REG_4,  0x0000); /* Resize register */
      LCD_WriteReg(LCD_REG_8,  0x0202); /* set the back porch and front porch */
      LCD_WriteReg(LCD_REG_9,  0x0000); /* set non-display area refresh cycle ISC[3:0] */
      LCD_WriteReg(LCD_REG_10, 0x0000); /* FMARK function */
      LCD_WriteReg(LCD_REG_12, 0x0000); /* RGB interface setting */
      LCD_WriteReg(LCD_REG_13, 0x0000); /* Frame marker Position */
      LCD_WriteReg(LCD_REG_15, 0x0000); /* RGB interface polarity */
      /* Power On sequence -----------------------------------------------------*/
      LCD_WriteReg(LCD_REG_16, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
      LCD_WriteReg(LCD_REG_17, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
      LCD_WriteReg(LCD_REG_18, 0x0000); /* VREG1OUT voltage */
      LCD_WriteReg(LCD_REG_19, 0x0000); /* VDV[4:0] for VCOM amplitude */
      _delay_(20);               /* Dis-charge capacitor power voltage (200ms) */
      LCD_WriteReg(LCD_REG_16, 0x17B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
      LCD_WriteReg(LCD_REG_17, 0x0137); /* DC1[2:0], DC0[2:0], VC[2:0] */
      _delay_(5);                /* Delay 50 ms */
      LCD_WriteReg(LCD_REG_18, 0x0139); /* VREG1OUT voltage */
      _delay_(5);                /* Delay 50 ms */
      LCD_WriteReg(LCD_REG_19, 0x1d00); /* VDV[4:0] for VCOM amplitude */
      LCD_WriteReg(LCD_REG_41, 0x0013); /* VCM[4:0] for VCOMH */
      _delay_(5);                /* Delay 50 ms */
      LCD_WriteReg(LCD_REG_32, 0x0000); /* GRAM horizontal Address */
      LCD_WriteReg(LCD_REG_33, 0x0000); /* GRAM Vertical Address */
      /* Adjust the Gamma Curve ------------------------------------------------*/
      LCD_WriteReg(LCD_REG_48, 0x0006);
      LCD_WriteReg(LCD_REG_49, 0x0101);
      LCD_WriteReg(LCD_REG_50, 0x0003);
      LCD_WriteReg(LCD_REG_53, 0x0106);
      LCD_WriteReg(LCD_REG_54, 0x0b02);
      LCD_WriteReg(LCD_REG_55, 0x0302);
      LCD_WriteReg(LCD_REG_56, 0x0707);
      LCD_WriteReg(LCD_REG_57, 0x0007);
      LCD_WriteReg(LCD_REG_60, 0x0600);
      LCD_WriteReg(LCD_REG_61, 0x020b);
    
      /* Set GRAM area ---------------------------------------------------------*/
      LCD_WriteReg(LCD_REG_80, 0x0000); /* Horizontal GRAM Start Address */
      LCD_WriteReg(LCD_REG_81, 0x00EF); /* Horizontal GRAM End Address */
      LCD_WriteReg(LCD_REG_82, 0x0000); /* Vertical GRAM Start Address */
      LCD_WriteReg(LCD_REG_83, 0x013F); /* Vertical GRAM End Address */
      LCD_WriteReg(LCD_REG_96,  0x2700); /* Gate Scan Line */
      LCD_WriteReg(LCD_REG_97,  0x0001); /* NDL,VLE, REV */
      LCD_WriteReg(LCD_REG_106, 0x0000); /* set scrolling line */
      /* Partial Display Control -----------------------------------------------*/
      LCD_WriteReg(LCD_REG_128, 0x0000);
      LCD_WriteReg(LCD_REG_129, 0x0000);
      LCD_WriteReg(LCD_REG_130, 0x0000);
      LCD_WriteReg(LCD_REG_131, 0x0000);
      LCD_WriteReg(LCD_REG_132, 0x0000);
      LCD_WriteReg(LCD_REG_133, 0x0000);
      /* Panel Control ---------------------------------------------------------*/
      LCD_WriteReg(LCD_REG_144, 0x0010);
      LCD_WriteReg(LCD_REG_146, 0x0000);
      LCD_WriteReg(LCD_REG_147, 0x0003);
      LCD_WriteReg(LCD_REG_149, 0x0110);
      LCD_WriteReg(LCD_REG_151, 0x0000);
      LCD_WriteReg(LCD_REG_152, 0x0000);
      /* Set GRAM write direction and BGR = 1 */
      /* I/D=01 (Horizontal : increment, Vertical : decrement) */
      /* AM=1 (address is updated in vertical writing direction) */
      LCD_WriteReg(LCD_REG_3, 0x1018);
      LCD_WriteReg(LCD_REG_7, 0x0173); /* 262K color and display ON */
    }
    else if(LCDType == LCD_SPFD5408)
    {   
      /* Start Initial Sequence --------------------------------------------------*/
      LCD_WriteReg(LCD_REG_227, 0x3008); /* Set internal timing */
      LCD_WriteReg(LCD_REG_231, 0x0012); /* Set internal timing */
      LCD_WriteReg(LCD_REG_239, 0x1231); /* Set internal timing */
      LCD_WriteReg(LCD_REG_1, 0x0100);   /* Set SS and SM bit */
      LCD_WriteReg(LCD_REG_2, 0x0700);   /* Set 1 line inversion */
      LCD_WriteReg(LCD_REG_3, 0x1030);   /* Set GRAM write direction and BGR=1. */
      LCD_WriteReg(LCD_REG_4, 0x0000);   /* Resize register */
      LCD_WriteReg(LCD_REG_8, 0x0202);   /* Set the back porch and front porch */
      LCD_WriteReg(LCD_REG_9, 0x0000);   /* Set non-display area refresh cycle ISC[3:0] */
      LCD_WriteReg(LCD_REG_10, 0x0000);  /* FMARK function */
      LCD_WriteReg(LCD_REG_12, 0x0000);  /* RGB interface setting */
      LCD_WriteReg(LCD_REG_13, 0x0000);  /* Frame marker Position */
      LCD_WriteReg(LCD_REG_15, 0x0000);  /* RGB interface polarity */
      /* Power On sequence -------------------------------------------------------*/
      LCD_WriteReg(LCD_REG_16, 0x0000);  /* SAP, BT[3:0], AP, DSTB, SLP, STB */
      LCD_WriteReg(LCD_REG_17, 0x0000);  /* DC1[2:0], DC0[2:0], VC[2:0] */
      LCD_WriteReg(LCD_REG_18, 0x0000);  /* VREG1OUT voltage */
      LCD_WriteReg(LCD_REG_19, 0x0000);  /* VDV[4:0] for VCOM amplitude */
      _delay_(20);                /* Dis-charge capacitor power voltage (200ms) */  
      LCD_WriteReg(LCD_REG_17, 0x0007);  /* DC1[2:0], DC0[2:0], VC[2:0] */
      _delay_(5);                 /* Delay 50 ms */
      LCD_WriteReg(LCD_REG_16, 0x12B0);  /* SAP, BT[3:0], AP, DSTB, SLP, STB */
      _delay_(5);                  /* Delay 50 ms */
      LCD_WriteReg(LCD_REG_18, 0x01BD);  /* External reference voltage= Vci */
      _delay_(5);                 /* Delay 50 ms */ 
      LCD_WriteReg(LCD_REG_19, 0x1400);       /* VDV[4:0] for VCOM amplitude */
      LCD_WriteReg(LCD_REG_41, 0x000E);  /* VCM[4:0] for VCOMH */
      _delay_(5);                 /* Delay 50 ms */
      LCD_WriteReg(LCD_REG_32, 0x0000);  /* GRAM horizontal Address */
      LCD_WriteReg(LCD_REG_33, 0x013F);  /* GRAM Vertical Address */
      /* Adjust the Gamma Curve --------------------------------------------------*/
      LCD_WriteReg(LCD_REG_48, 0x0007);
      LCD_WriteReg(LCD_REG_49, 0x0302);
      LCD_WriteReg(LCD_REG_50, 0x0105);
      LCD_WriteReg(LCD_REG_53, 0x0206);
      LCD_WriteReg(LCD_REG_54, 0x0808);
      LCD_WriteReg(LCD_REG_55, 0x0206);
      LCD_WriteReg(LCD_REG_56, 0x0504);
      LCD_WriteReg(LCD_REG_57, 0x0007);
      LCD_WriteReg(LCD_REG_60, 0x0105);
      LCD_WriteReg(LCD_REG_61, 0x0808);
      /* Set GRAM area -----------------------------------------------------------*/
      LCD_WriteReg(LCD_REG_80, 0x0000);  /* Horizontal GRAM Start Address */
      LCD_WriteReg(LCD_REG_81, 0x00EF);  /* Horizontal GRAM End Address */
      LCD_WriteReg(LCD_REG_82, 0x0000);  /* Vertical GRAM Start Address */
      LCD_WriteReg(LCD_REG_83, 0x013F);  /* Vertical GRAM End Address */
      LCD_WriteReg(LCD_REG_96,  0xA700); /* Gate Scan Line */
      LCD_WriteReg(LCD_REG_97,  0x0001); /* NDL,VLE, REV */
      LCD_WriteReg(LCD_REG_106, 0x0000); /* Set scrolling line */
      /* Partial Display Control -------------------------------------------------*/
      LCD_WriteReg(LCD_REG_128, 0x0000);
      LCD_WriteReg(LCD_REG_129, 0x0000);
      LCD_WriteReg(LCD_REG_130, 0x0000);
      LCD_WriteReg(LCD_REG_131, 0x0000);
      LCD_WriteReg(LCD_REG_132, 0x0000);
      LCD_WriteReg(LCD_REG_133, 0x0000);
      /* Panel Control -----------------------------------------------------------*/
      LCD_WriteReg(LCD_REG_144, 0x0010);
      LCD_WriteReg(LCD_REG_146, 0x0000);
      LCD_WriteReg(LCD_REG_147, 0x0003);
      LCD_WriteReg(LCD_REG_149, 0x0110);
      LCD_WriteReg(LCD_REG_151, 0x0000);
      LCD_WriteReg(LCD_REG_152, 0x0000);
      /* Set GRAM write direction and BGR = 1
         I/D=01 (Horizontal : increment, Vertical : decrement)
         AM=1 (address is updated in vertical writing direction) */
      LCD_WriteReg(LCD_REG_3, 0x1018);
      LCD_WriteReg(LCD_REG_7, 0x0112);   /* 262K color and display ON */
    }
    else if(LCDType == LCD_HX8312)
    {
      /* Enable the LCD Oscillator ---------------------------------------------*/
      LCD_WriteReg(LCD_REG_1, 0x10);
      LCD_WriteReg(LCD_REG_0, 0xA0);
      LCD_WriteReg(LCD_REG_3, 0x01);
      _delay_(1); /* Delay 10 ms */
      LCD_WriteReg(LCD_REG_3, 0x00);
      LCD_WriteReg(LCD_REG_43, 0x04);
    
      LCD_WriteReg(LCD_REG_40, 0x18);
      LCD_WriteReg(LCD_REG_26, 0x05);
      LCD_WriteReg(LCD_REG_37, 0x05);
      LCD_WriteReg(LCD_REG_25, 0x00);
      
      /* LCD Power On ----------------------------------------------------------*/
      LCD_WriteReg(LCD_REG_28, 0x73);
      LCD_WriteReg(LCD_REG_36, 0x74);
      LCD_WriteReg(LCD_REG_30, 0x01);
      LCD_WriteReg(LCD_REG_24, 0xC1);
      _delay_(1); /* Delay 10 ms */
      LCD_WriteReg(LCD_REG_24, 0xE1);
      LCD_WriteReg(LCD_REG_24, 0xF1);
      _delay_(6); /* Delay 60 ms */
      LCD_WriteReg(LCD_REG_24, 0xF5);
      _delay_(6); /* Delay 60 ms */
      LCD_WriteReg(LCD_REG_27, 0x09);
      _delay_(1); /* Delay 10 ms */
      LCD_WriteReg(LCD_REG_31, 0x11);
      LCD_WriteReg(LCD_REG_32, 0x0E);
      LCD_WriteReg(LCD_REG_30, 0x81);
      _delay_(1); /* Delay 10 ms */
      
      /* Chip Set --------------------------------------------------------------*/
      LCD_WriteReg(LCD_REG_157, 0x00);
      LCD_WriteReg(LCD_REG_192, 0x00);
     
      LCD_WriteReg(LCD_REG_14, 0x00);
      LCD_WriteReg(LCD_REG_15, 0x00);
      LCD_WriteReg(LCD_REG_16, 0x00);
      LCD_WriteReg(LCD_REG_17, 0x00);
      LCD_WriteReg(LCD_REG_18, 0x00);
      LCD_WriteReg(LCD_REG_19, 0x00);
      LCD_WriteReg(LCD_REG_20, 0x00);
      LCD_WriteReg(LCD_REG_21, 0x00);
      LCD_WriteReg(LCD_REG_22, 0x00);
      LCD_WriteReg(LCD_REG_23, 0x00);
     
      LCD_WriteReg(LCD_REG_52, 0x01);
      LCD_WriteReg(LCD_REG_53, 0x00);
      LCD_WriteReg(LCD_REG_75, 0x00);
      LCD_WriteReg(LCD_REG_76, 0x00);
      LCD_WriteReg(LCD_REG_78, 0x00);
      LCD_WriteReg(LCD_REG_79, 0x00);
      LCD_WriteReg(LCD_REG_80, 0x00);
    
      LCD_WriteReg(LCD_REG_60, 0x00);
      LCD_WriteReg(LCD_REG_61, 0x00);
      LCD_WriteReg(LCD_REG_62, 0x01);
      LCD_WriteReg(LCD_REG_63, 0x3F);
      LCD_WriteReg(LCD_REG_64, 0x02);
      LCD_WriteReg(LCD_REG_65, 0x02);
      LCD_WriteReg(LCD_REG_66, 0x00);
      LCD_WriteReg(LCD_REG_67, 0x00);
      LCD_WriteReg(LCD_REG_68, 0x00);
      LCD_WriteReg(LCD_REG_69, 0x00);
      LCD_WriteReg(LCD_REG_70, 0xEF);
      LCD_WriteReg(LCD_REG_71, 0x00);
      LCD_WriteReg(LCD_REG_72, 0x00);
      LCD_WriteReg(LCD_REG_73, 0x01);
      LCD_WriteReg(LCD_REG_74, 0x3F);
    
      LCD_WriteReg(LCD_REG_29, 0x08);  /* R29:Gate scan direction setting */
    
      LCD_WriteReg(LCD_REG_134, 0x00);
      LCD_WriteReg(LCD_REG_135, 0x30);
      LCD_WriteReg(LCD_REG_136, 0x02);
      LCD_WriteReg(LCD_REG_137, 0x05);
    
      LCD_WriteReg(LCD_REG_141, 0x01);  /* R141:Register set-up mode for one line clock */
      LCD_WriteReg(LCD_REG_139, 0x20);  /* R139:One line SYSCLK number in one-line */
      LCD_WriteReg(LCD_REG_51, 0x01);  /* R51:N line inversion setting */
      LCD_WriteReg(LCD_REG_55, 0x01);  /* R55:Scanning method setting */
      LCD_WriteReg(LCD_REG_118, 0x00);
     
      /* Gamma Set -------------------------------------------------------------*/
      LCD_WriteReg(LCD_REG_143, 0x10);
      LCD_WriteReg(LCD_REG_144, 0x67);
      LCD_WriteReg(LCD_REG_145, 0x07);
      LCD_WriteReg(LCD_REG_146, 0x65);
      LCD_WriteReg(LCD_REG_147, 0x07);
      LCD_WriteReg(LCD_REG_148, 0x01);
      LCD_WriteReg(LCD_REG_149, 0x76);
      LCD_WriteReg(LCD_REG_150, 0x56);
      LCD_WriteReg(LCD_REG_151, 0x00);
      LCD_WriteReg(LCD_REG_152, 0x06);
      LCD_WriteReg(LCD_REG_153, 0x03);
      LCD_WriteReg(LCD_REG_154, 0x00);
    
      /* Display On ------------------------------------------------------------*/
      LCD_WriteReg(LCD_REG_1, 0x50);
      LCD_WriteReg(LCD_REG_5, 0x04);
      LCD_WriteReg(LCD_REG_0, 0x80);
      LCD_WriteReg(LCD_REG_59, 0x01);
      _delay_(4);  /* Delay 40 ms */
      LCD_WriteReg(LCD_REG_0, 0x20);
    }  
  }
  
  
  /**
    * @brief  Initializes the LCD.
    * @param  None
    * @retval None
    */
  void STM3210B_LCD_Init(void)
  {
    /* Setups the LCD */
    LCD_Setup();
    /* Try to read new LCD controller ID 0x9320 */
    if (LCD_ReadReg(LCD_REG_0) == LCD_ILI9320)
    {
      LCDType = LCD_ILI9320;
    }
    else
    {
      LCDType = LCD_SPFD5408;
      /* Setups the LCD */
      LCD_Setup();
      /* Try to read new LCD controller ID 0x5408 */
      if (LCD_ReadReg(LCD_REG_0) != LCD_SPFD5408)
      {
        LCDType = LCD_HX8312;
        /* Setups the LCD */
        LCD_Setup();
      }
    }
    LCD_SetFont(&LCD_DEFAULT_FONT);
  }
  
  /**
    * @brief  Sets the LCD Text and Background colors.
    * @param  _TextColor: specifies the Text Color.
    * @param  _BackColor: specifies the Background Color.
    * @retval None
    */
  void LCD_SetColors(__IO uint16_t _TextColor, __IO uint16_t _BackColor)
  {
    TextColor = _TextColor; 
    BackColor = _BackColor;
  }
  
  /**
    * @brief  Gets the LCD Text and Background colors.
    * @param  _TextColor: pointer to the variable that will contain the Text 
              Color.
    * @param  _BackColor: pointer to the variable that will contain the Background 
              Color.
    * @retval None
    */
  void LCD_GetColors(__IO uint16_t *_TextColor, __IO uint16_t *_BackColor)
  {
    *_TextColor = TextColor; *_BackColor = BackColor;
  }
  
  /**
    * @brief  Sets the Text color.
    * @param  Color: specifies the Text color code RGB(5-6-5).
    * @retval None
    */
  void LCD_SetTextColor(__IO uint16_t Color)
  {
    TextColor = Color;
  }
  
  
  /**
    * @brief  Sets the Background color.
    * @param  Color: specifies the Background color code RGB(5-6-5).
    * @retval None
    */
  void LCD_SetBackColor(__IO uint16_t Color)
  {
    BackColor = Color;
  }
  
  /**
    * @brief  Sets the Text Font.
    * @param  fonts: specifies the font to be used.
    * @retval None
    */
  void LCD_SetFont(sFONT *fonts)
  {
    LCD_Currentfonts = fonts;
  }
  
  /**
    * @brief  Gets the Text Font.
    * @param  None.
    * @retval the used font.
    */
  sFONT *LCD_GetFont(void)
  {
    return LCD_Currentfonts;
  }
  
  /**
    * @brief  Clears the selected line.
    * @param  Line: the Line to be cleared.
    *   This parameter can be one of the following values:
    *     @arg Linex: where x can be 0..n
    * @retval None
    */
  void LCD_ClearLine(uint8_t Line)
  {
    uint16_t refcolumn = LCD_PIXEL_WIDTH - 1;
    /* Send the string character by character on lCD */
    while (((refcolumn + 1) & 0xFFFF) >= LCD_Currentfonts->Width)
    {
      /* Display one character on LCD */
      LCD_DisplayChar(Line, refcolumn, ' ');
      /* Decrement the column position by 16 */
      refcolumn -= LCD_Currentfonts->Width;
    }
  }
  
  
  /**
    * @brief  Clears the hole LCD.
    * @param  Color: the color of the background.
    * @retval None
    */
  void LCD_Clear(uint16_t Color)
  {
    uint32_t index = 0;
    
    LCD_SetCursor(0x00, 0x013F); 
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      LCD_WriteRAM_Prepare(); /* Prepare to write GRAM */
    }
    for(index = 0; index < 76800; index++)
    {
      LCD_WriteRAM(Color);
    }
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_SET); 
    }  
  }
  
  
  /**
    * @brief  Sets the cursor position.
    * @param  Xpos: specifies the X position.
    * @param  Ypos: specifies the Y position. 
    * @retval None
    */
  void LCD_SetCursor(uint8_t Xpos, uint16_t Ypos)
  {
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      LCD_WriteReg(LCD_REG_32, Xpos);
      LCD_WriteReg(LCD_REG_33, Ypos);
    }
    else if(LCDType == LCD_HX8312)
    {
      LCD_WriteReg(LCD_REG_66, Xpos);
      LCD_WriteReg(LCD_REG_67, ((Ypos & 0x100)>> 8));
      LCD_WriteReg(LCD_REG_68, (Ypos & 0xFF));
    }
  }
  
  
  /**
    * @brief  Draws a character on LCD.
    * @param  Xpos: the Line where to display the character shape.
    * @param  Ypos: start column address.
    * @param  c: pointer to the character data.
    * @retval None
    */
  void LCD_DrawChar(uint8_t Xpos, uint16_t Ypos, const uint16_t *c)
  {
    uint32_t index = 0, i = 0;
    uint8_t Xaddress = 0;
     
    Xaddress = Xpos;
    
    LCD_SetCursor(Xaddress, Ypos);
    
    for(index = 0; index < LCD_Currentfonts->Height; index++)
    {
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_WriteRAM_Prepare(); /* Prepare to write GRAM */
      }
      for(i = 0; i < LCD_Currentfonts->Width; i++)
      {
        if((((c[index] & ((0x80 << ((LCD_Currentfonts->Width / 12 ) * 8 ) ) >> i)) == 0x00) &&(LCD_Currentfonts->Width <= 12))||
          (((c[index] & (0x1 << i)) == 0x00)&&(LCD_Currentfonts->Width > 12 )))
  
        {
          LCD_WriteRAM(BackColor);
        }
        else
        {
          LCD_WriteRAM(TextColor);
        }
      }
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_SET);
      }  
      Xaddress++;
      LCD_SetCursor(Xaddress, Ypos);
    }
  }
  
  
  /**
    * @brief  Displays one character (16dots width, 24dots height).
    * @param  Line: the Line where to display the character shape .
    *   This parameter can be one of the following values:
    *     @arg Linex: where x can be 0..9
    * @param  Column: start column address.
    * @param  Ascii: character ascii code, must be between 0x20 and 0x7E.
    * @retval None
    */
  void LCD_DisplayChar(uint8_t Line, uint16_t Column, uint8_t Ascii)
  {
    Ascii -= 32;
    LCD_DrawChar(Line, Column, &LCD_Currentfonts->table[Ascii * LCD_Currentfonts->Height]);
  }
  
  
  /**
    * @brief  Displays a maximum of 20 char on the LCD.
    * @param  Line: the Line where to display the character shape .
    *   This parameter can be one of the following values:
    *     @arg Linex: where x can be 0..9
    * @param  *ptr: pointer to string to display on LCD.
    * @retval None
    */
  void LCD_DisplayStringLine(uint8_t Line, uint8_t *ptr)
  {
    uint16_t refcolumn = LCD_PIXEL_WIDTH - 1;
  
    /* Send the string character by character on lCD */
    while ((*ptr != 0) & (((refcolumn + 1) & 0xFFFF) >= LCD_Currentfonts->Width))
    {
      /* Display one character on LCD */
      LCD_DisplayChar(Line, refcolumn, *ptr);
      /* Decrement the column position by 16 */
      refcolumn -= LCD_Currentfonts->Width;
      /* Point on the next character */
      ptr++;
    }
  }
  
  
  /**
    * @brief  Sets a display window
    * @param  Xpos: specifies the X buttom left position.
    * @param  Ypos: specifies the Y buttom left position.
    * @param  Height: display window height.
    * @param  Width: display window width.
    * @retval None
    */
  void LCD_SetDisplayWindow(uint8_t Xpos, uint16_t Ypos, uint8_t Height, uint16_t Width)
  {
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      /* Horizontal GRAM Start Address */
      if(Xpos >= Height)
      {
        LCD_WriteReg(LCD_REG_80, (Xpos - Height + 1));
      }
      else
      {
        LCD_WriteReg(LCD_REG_80, 0);
      }
      /* Horizontal GRAM End Address */
      LCD_WriteReg(LCD_REG_81, Xpos);
      /* Vertical GRAM Start Address */
      if(Ypos >= Width)
      {
        LCD_WriteReg(LCD_REG_82, (Ypos - Width + 1));
      }  
      else
      {
        LCD_WriteReg(LCD_REG_82, 0);
      }
      /* Vertical GRAM End Address */
      LCD_WriteReg(LCD_REG_83, Ypos);
    }
    else if(LCDType == LCD_HX8312)
    {  
      LCD_WriteReg(LCD_REG_1, 0xD0);
      LCD_WriteReg(LCD_REG_5, 0x14);
    
      LCD_WriteReg(LCD_REG_69, (Xpos - Height + 1));
      LCD_WriteReg(LCD_REG_70, Xpos);
   
      LCD_WriteReg(LCD_REG_71, (((Ypos - Width + 1) & 0x100)>> 8));
      LCD_WriteReg(LCD_REG_72, ((Ypos - Width + 1) & 0xFF));
      LCD_WriteReg(LCD_REG_73, ((Ypos & 0x100)>> 8));
      LCD_WriteReg(LCD_REG_74, (Ypos & 0xFF));
    }
    LCD_SetCursor(Xpos, Ypos);
  }
  
  
  /**
    * @brief  Disables LCD Window mode.
    * @param  None
    * @retval None
    */
  void LCD_WindowModeDisable(void)
  {
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      LCD_SetDisplayWindow(239, 0x13F, 240, 320);
      LCD_WriteReg(LCD_REG_3, 0x1018);
    }
    else if(LCDType == LCD_HX8312)
    {
      LCD_WriteReg(LCD_REG_1, 0x50);
      LCD_WriteReg(LCD_REG_5, 0x04); 
    }
      
  }
  
  
  /**
    * @brief  Displays a line.
    * @param  Xpos: specifies the X position.
    * @param  Ypos: specifies the Y position.
    * @param  Length: line length.
    * @param  Direction: line direction.
    *   This parameter can be one of the following values: Vertical or Horizontal.
    * @retval None
    */
  void LCD_DrawLine(uint8_t Xpos, uint16_t Ypos, uint16_t Length, uint8_t Direction)
  {
    uint32_t i = 0;
    
    LCD_SetCursor(Xpos, Ypos);
    if(Direction == LCD_DIR_HORIZONTAL)
    { 
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_WriteRAM_Prepare(); /* Prepare to write GRAM */
      }
      for(i = 0; i < Length; i++)
      {
        LCD_WriteRAM(TextColor);
      }
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_SET);
      }
    }
    else
    {
     for(i = 0; i < Length; i++)
      {
        if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
        {
          LCD_WriteRAMWord(TextColor);
        }
        else  if(LCDType == LCD_HX8312)
        {
          LCD_WriteRAM(TextColor);
        }
        Xpos++;
        LCD_SetCursor(Xpos, Ypos);
      }
    }
  }
  
  
  /**
    * @brief  Displays a rectangle.
    * @param  Xpos: specifies the X position.
    * @param  Ypos: specifies the Y position.
    * @param  Height: display rectangle height.
    * @param  Width: display rectangle width.
    * @retval None
    */
  void LCD_DrawRect(uint8_t Xpos, uint16_t Ypos, uint8_t Height, uint16_t Width)
  {
    LCD_DrawLine(Xpos, Ypos, Width, LCD_DIR_HORIZONTAL);
    LCD_DrawLine((Xpos + Height), Ypos, Width, LCD_DIR_HORIZONTAL);
    
    LCD_DrawLine(Xpos, Ypos, Height, LCD_DIR_VERTICAL);
    LCD_DrawLine(Xpos, (Ypos - Width + 1), Height, LCD_DIR_VERTICAL);
  }
  
  
  /**
    * @brief  Displays a circle.
    * @param  Xpos: specifies the X position.
    * @param  Ypos: specifies the Y position.
    * @param  Radius
    * @retval None
    */
  void LCD_DrawCircle(uint8_t Xpos, uint16_t Ypos, uint16_t Radius)
  {
    int32_t  D;/* Decision Variable */ 
    uint32_t  CurX;/* Current X Value */
    uint32_t  CurY;/* Current Y Value */ 
    
    D = 3 - (Radius << 1);
    CurX = 0;
    CurY = Radius;
    
    while (CurX <= CurY)
    {
      LCD_SetCursor(Xpos + CurX, Ypos + CurY);
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_WriteRAMWord(TextColor);
      }
      else if(LCDType == LCD_HX8312)
      {
        LCD_WriteRAM(TextColor);
      }
      LCD_SetCursor(Xpos + CurX, Ypos - CurY);
  
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_WriteRAMWord(TextColor);
      }
      else if(LCDType == LCD_HX8312)
      {
        LCD_WriteRAM(TextColor);
      }
      LCD_SetCursor(Xpos - CurX, Ypos + CurY);
  
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_WriteRAMWord(TextColor);
      }
      else if(LCDType == LCD_HX8312)
      {
        LCD_WriteRAM(TextColor);
      }
      LCD_SetCursor(Xpos - CurX, Ypos - CurY);
  
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_WriteRAMWord(TextColor);
      }
      else if(LCDType == LCD_HX8312)
      {
        LCD_WriteRAM(TextColor);
      }
      LCD_SetCursor(Xpos + CurY, Ypos + CurX);
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_WriteRAMWord(TextColor);
      }
      else if(LCDType == LCD_HX8312)
      {
        LCD_WriteRAM(TextColor);
      }
      LCD_SetCursor(Xpos + CurY, Ypos - CurX);
  
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_WriteRAMWord(TextColor);
      }
      else if(LCDType == LCD_HX8312)
      {
        LCD_WriteRAM(TextColor);
      }
      LCD_SetCursor(Xpos - CurY, Ypos + CurX);
  
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_WriteRAMWord(TextColor);
      }
      else if(LCDType == LCD_HX8312)
      {
        LCD_WriteRAM(TextColor);
      }
      LCD_SetCursor(Xpos - CurY, Ypos - CurX);
  
      if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
      {
        LCD_WriteRAMWord(TextColor);
      }
      else if(LCDType == LCD_HX8312)
      {
        LCD_WriteRAM(TextColor);
      }
      if (D < 0)
      { 
        D += (CurX << 2) + 6;
      }
      else
      {
        D += ((CurX - CurY) << 2) + 10;
        CurY--;
      }
      CurX++;
    }
  }
  
  
  /**
    * @brief  Displays a monocolor picture.
    * @param  Pict: pointer to the picture array.
    * @retval None
    */
  void LCD_DrawMonoPict(const uint32_t *Pict)
  {
    uint32_t index = 0, i = 0;
    LCD_SetCursor(0, (LCD_PIXEL_WIDTH - 1)); 
  
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      LCD_WriteRAM_Prepare(); /* Prepare to write GRAM */
    }
  
    for(index = 0; index < 2400; index++)
    {
      for(i = 0; i < 32; i++)
      {
        if((Pict[index] & (1 << i)) == 0x00)
        {
          LCD_WriteRAM(BackColor);
        }
        else
        {
          LCD_WriteRAM(TextColor);
        }
      }
    }
  
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_SET);
    }
  }
  
  #ifdef USE_LCD_DrawBMP 
  /**
    * @brief  Displays a bitmap picture loaded in the SPI Flash.
    * @param  BmpAddress: Bmp picture address in the SPI Flash.
    * @retval None
    */
  void LCD_DrawBMP(uint32_t BmpAddress)
  {
    uint32_t i = 0, size = 0;
    /* Read bitmap size */
    sFLASH_ReadBuffer((uint8_t*)&size, BmpAddress + 2, 4);
    /* get bitmap data address offset */
    sFLASH_ReadBuffer((uint8_t*)&i, BmpAddress + 10, 4);
    
    size = (size - i)/2;
    sFLASH_StartReadSequence(BmpAddress + i);
    /* Disable LCD_SPI  */
    SPI_Cmd(LCD_SPI, DISABLE);
    /* SPI in 16-bit mode */
    SPI_DataSizeConfig(LCD_SPI, SPI_DataSize_16b);
    /* Enable LCD_SPI  */
    SPI_Cmd(LCD_SPI, ENABLE);
    
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      /* Set GRAM write direction and BGR = 1 */
      /* I/D=00 (Horizontal : decrement, Vertical : decrement) */
      /* AM=1 (address is updated in vertical writing direction) */
      LCD_WriteReg(LCD_REG_3, 0x1008);
      LCD_WriteRAM_Prepare(); /* Prepare to write GRAM */
    }
    
    /* Read bitmap data from SPI Flash and send them to LCD */
    for(i = 0; i < size; i++)
    {
      LCD_WriteRAM(__REV16(sFLASH_SendHalfWord(0xA5A5)));
    }
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_SET);
    }
  
    /* Deselect the FLASH: Chip Select high */
    sFLASH_CS_HIGH();
    /* Disable LCD_SPI  */
    SPI_Cmd(LCD_SPI, DISABLE);
    /* SPI in 8-bit mode */
    SPI_DataSizeConfig(LCD_SPI, SPI_DataSize_8b);
    /* Enable LCD_SPI  */
    SPI_Cmd(LCD_SPI, ENABLE);
  
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      /* Set GRAM write direction and BGR = 1 */
      /* I/D = 01 (Horizontal : increment, Vertical : decrement) */
      /* AM = 1 (address is updated in vertical writing direction) */
      LCD_WriteReg(LCD_REG_3, 0x1018);
    }
  }
  #endif /* USE_LCD_DrawBMP */
   
  /**
    * @brief  Displays a full rectangle.
    * @param  Xpos: specifies the X position.
    * @param  Ypos: specifies the Y position.
    * @param  Height: rectangle height.
    * @param  Width: rectangle width.
    * @retval None
    */
  void LCD_DrawFullRect(uint16_t Xpos, uint16_t Ypos, uint16_t Width, uint16_t Height)
  {
    LCD_SetTextColor(TextColor);
  
    LCD_DrawLine(Xpos, Ypos, Width, LCD_DIR_HORIZONTAL);
    LCD_DrawLine((Xpos + Height), Ypos, Width, LCD_DIR_HORIZONTAL);
    
    LCD_DrawLine(Xpos, Ypos, Height, LCD_DIR_VERTICAL);
    LCD_DrawLine(Xpos, (Ypos - Width + 1), Height, LCD_DIR_VERTICAL);
  
    Width -= 2;
    Height--;
    Ypos--;
  
    LCD_SetTextColor(BackColor);
  
    while(Height--)
    {
      LCD_DrawLine(++Xpos, Ypos, Width, LCD_DIR_HORIZONTAL);    
    }
  
    LCD_SetTextColor(TextColor);
  }
  
  /**
    * @brief  Displays a full circle.
    * @param  Xpos: specifies the X position.
    * @param  Ypos: specifies the Y position.
    * @param  Radius
    * @retval None
    */
  void LCD_DrawFullCircle(uint16_t Xpos, uint16_t Ypos, uint16_t Radius)
  {
    int32_t  D;    /* Decision Variable */ 
    uint32_t  CurX;/* Current X Value */
    uint32_t  CurY;/* Current Y Value */ 
    
    D = 3 - (Radius << 1);
  
    CurX = 0;
    CurY = Radius;
    
    LCD_SetTextColor(BackColor);
  
    while (CurX <= CurY)
    {
      if(CurY > 0) 
      {
        LCD_DrawLine(Xpos - CurX, Ypos + CurY, 2*CurY, LCD_DIR_HORIZONTAL);
        LCD_DrawLine(Xpos + CurX, Ypos + CurY, 2*CurY, LCD_DIR_HORIZONTAL);
      }
  
      if(CurX > 0) 
      {
        LCD_DrawLine(Xpos - CurY, Ypos + CurX, 2*CurX, LCD_DIR_HORIZONTAL);
        LCD_DrawLine(Xpos + CurY, Ypos + CurX, 2*CurX, LCD_DIR_HORIZONTAL);
      }
      if (D < 0)
      { 
        D += (CurX << 2) + 6;
      }
      else
      {
        D += ((CurX - CurY) << 2) + 10;
        CurY--;
      }
      CurX++;
    }
  
    LCD_SetTextColor(TextColor);
    LCD_DrawCircle(Xpos, Ypos, Radius);
  }
  
  /**
    * @brief  Displays an uni line (between two points).
    * @param  x1: specifies the point 1 x position.
    * @param  y1: specifies the point 1 y position.
    * @param  x2: specifies the point 2 x position.
    * @param  y2: specifies the point 2 y position.
    * @retval None
    */
  void LCD_DrawUniLine(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2)
  {
    int16_t deltax = 0, deltay = 0, x = 0, y = 0, xinc1 = 0, xinc2 = 0, 
    yinc1 = 0, yinc2 = 0, den = 0, num = 0, numadd = 0, numpixels = 0, 
    curpixel = 0;
    
    deltax = ABS(x2 - x1);        /* The difference between the x's */
    deltay = ABS(y2 - y1);        /* The difference between the y's */
    x = x1;                       /* Start x off at the first pixel */
    y = y1;                       /* Start y off at the first pixel */
    
    if (x2 >= x1)                 /* The x-values are increasing */
    {
      xinc1 = 1;
      xinc2 = 1;
    }
    else                          /* The x-values are decreasing */
    {
      xinc1 = -1;
      xinc2 = -1;
    }
    
    if (y2 >= y1)                 /* The y-values are increasing */
    {
      yinc1 = 1;
      yinc2 = 1;
    }
    else                          /* The y-values are decreasing */
    {
      yinc1 = -1;
      yinc2 = -1;
    }
    
    if (deltax >= deltay)         /* There is at least one x-value for every y-value */
    {
      xinc1 = 0;                  /* Don't change the x when numerator >= denominator */
      yinc2 = 0;                  /* Don't change the y for every iteration */
      den = deltax;
      num = deltax / 2;
      numadd = deltay;
      numpixels = deltax;         /* There are more x-values than y-values */
    }
    else                          /* There is at least one y-value for every x-value */
    {
      xinc2 = 0;                  /* Don't change the x for every iteration */
      yinc1 = 0;                  /* Don't change the y when numerator >= denominator */
      den = deltay;
      num = deltay / 2;
      numadd = deltax;
      numpixels = deltay;         /* There are more y-values than x-values */
    }
    
    for (curpixel = 0; curpixel <= numpixels; curpixel++)
    {
      PutPixel(x, y);             /* Draw the current pixel */
      num += numadd;              /* Increase the numerator by the top of the fraction */
      if (num >= den)             /* Check if numerator >= denominator */
      {
        num -= den;               /* Calculate the new numerator value */
        x += xinc1;               /* Change the x as appropriate */
        y += yinc1;               /* Change the y as appropriate */
      }
      x += xinc2;                 /* Change the x as appropriate */
      y += yinc2;                 /* Change the y as appropriate */
    }
  }
  
  /**
    * @brief  Displays an polyline (between many points).
    * @param  Points: pointer to the points array.
    * @param  PointCount: Number of points.
    * @retval None
    */
  void LCD_PolyLine(pPoint Points, uint16_t PointCount)
  {
    int16_t X = 0, Y = 0;
  
    if(PointCount < 2)
    {
      return;
    }
  
    while(--PointCount)
    {
      X = Points->X;
      Y = Points->Y;
      Points++;
      LCD_DrawUniLine(X, Y, Points->X, Points->Y);
    }
  }
  
  /**
    * @brief  Displays an relative polyline (between many points).
    * @param  Points: pointer to the points array.
    * @param  PointCount: Number of points.
    * @param  Closed: specifies if the draw is closed or not.
    *           1: closed, 0 : not closed.
    * @retval None
    */
  static void LCD_PolyLineRelativeClosed(pPoint Points, uint16_t PointCount, uint16_t Closed)
  {
    int16_t X = 0, Y = 0;
    pPoint First = Points;
  
    if(PointCount < 2)
    {
      return;
    }  
    X = Points->X;
    Y = Points->Y;
    while(--PointCount)
    {
      Points++;
      LCD_DrawUniLine(X, Y, X + Points->X, Y + Points->Y);
      X = X + Points->X;
      Y = Y + Points->Y;
    }
    if(Closed)
    {
      LCD_DrawUniLine(First->X, First->Y, X, Y);
    }  
  }
  
  /**
    * @brief  Displays a closed polyline (between many points).
    * @param  Points: pointer to the points array.
    * @param  PointCount: Number of points.
    * @retval None
    */
  void LCD_ClosedPolyLine(pPoint Points, uint16_t PointCount)
  {
    LCD_PolyLine(Points, PointCount);
    LCD_DrawUniLine(Points->X, Points->Y, (Points+PointCount-1)->X, (Points+PointCount-1)->Y);
  }
  
  /**
    * @brief  Displays a relative polyline (between many points).
    * @param  Points: pointer to the points array.
    * @param  PointCount: Number of points.
    * @retval None
    */
  void LCD_PolyLineRelative(pPoint Points, uint16_t PointCount)
  {
    LCD_PolyLineRelativeClosed(Points, PointCount, 0);
  }
  
  /**
    * @brief  Displays a closed relative polyline (between many points).
    * @param  Points: pointer to the points array.
    * @param  PointCount: Number of points.
    * @retval None
    */
  void LCD_ClosedPolyLineRelative(pPoint Points, uint16_t PointCount)
  {
    LCD_PolyLineRelativeClosed(Points, PointCount, 1);
  }
  
  
  /**
    * @brief  Displays a  full polyline (between many points).
    * @param  Points: pointer to the points array.
    * @param  PointCount: Number of points.
    * @retval None
    */
  void LCD_FillPolyLine(pPoint Points, uint16_t PointCount)
  {
    /*  public-domain code by Darel Rex Finley, 2007 */
    uint16_t  nodes = 0, nodeX[MAX_POLY_CORNERS], pixelX = 0, pixelY = 0, i = 0,
    j = 0, swap = 0;
    uint16_t  IMAGE_LEFT = 0, IMAGE_RIGHT = 0, IMAGE_TOP = 0, IMAGE_BOTTOM = 0;
  
    IMAGE_LEFT = IMAGE_RIGHT = Points->X;
    IMAGE_TOP= IMAGE_BOTTOM = Points->Y;
  
    for(i = 1; i < PointCount; i++)
    {
      pixelX = POLY_X(i);
      if(pixelX < IMAGE_LEFT)
      {
        IMAGE_LEFT = pixelX;
      }
      if(pixelX > IMAGE_RIGHT)
      {
        IMAGE_RIGHT = pixelX;
      }
      
      pixelY = POLY_Y(i);
      if(pixelY < IMAGE_TOP)
      { 
        IMAGE_TOP = pixelY;
      }
      if(pixelY > IMAGE_BOTTOM)
      {
        IMAGE_BOTTOM = pixelY;
      }
    }
    
    LCD_SetTextColor(BackColor);  
  
    /*  Loop through the rows of the image. */
    for (pixelY = IMAGE_TOP; pixelY < IMAGE_BOTTOM; pixelY++) 
    {  
      /* Build a list of nodes. */
      nodes = 0; j = PointCount-1;
  
      for (i = 0; i < PointCount; i++) 
      {
        if (POLY_Y(i)<(double) pixelY && POLY_Y(j)>=(double) pixelY || POLY_Y(j)<(double) pixelY && POLY_Y(i)>=(double) pixelY) 
        {
          nodeX[nodes++]=(int) (POLY_X(i)+((pixelY-POLY_Y(i))*(POLY_X(j)-POLY_X(i)))/(POLY_Y(j)-POLY_Y(i))); 
        }
        j = i; 
      }
    
      /* Sort the nodes, via a simple "Bubble" sort. */
      i = 0;
      while (i < nodes-1) 
      {
        if (nodeX[i]>nodeX[i+1]) 
        {
          swap = nodeX[i]; 
          nodeX[i] = nodeX[i+1]; 
          nodeX[i+1] = swap; 
          if(i)
          {
            i--; 
          }
        }
        else 
        {
          i++;
        }
      }
    
      /*  Fill the pixels between node pairs. */
      for (i = 0; i < nodes; i+=2) 
      {
        if(nodeX[i] >= IMAGE_RIGHT) 
        {
          break;
        }
        if(nodeX[i+1] > IMAGE_LEFT) 
        {
          if (nodeX[i] < IMAGE_LEFT)
          {
            nodeX[i]=IMAGE_LEFT;
          }
          if(nodeX[i+1] > IMAGE_RIGHT)
          {
            nodeX[i+1] = IMAGE_RIGHT;
          }
          LCD_SetTextColor(BackColor);
          LCD_DrawLine(pixelY, nodeX[i+1], nodeX[i+1] - nodeX[i], LCD_DIR_HORIZONTAL);
          LCD_SetTextColor(TextColor);
          PutPixel(pixelY, nodeX[i+1]);
          PutPixel(pixelY, nodeX[i]);
          /* for (j=nodeX[i]; j<nodeX[i+1]; j++) PutPixel(j,pixelY); */
        }
      }
    } 
  
    /* draw the edges */
    LCD_SetTextColor(TextColor);
  }
  
  /**
    * @brief  Reset LCD control line(/CS) and Send Start-Byte
    * @param  Start_Byte: the Start-Byte to be sent
    * @retval None
    */
  void LCD_nCS_StartByte(uint8_t Start_Byte)
  {
    LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_RESET);
  
    SPI_I2S_SendData(LCD_SPI, Start_Byte);
  
    while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
    {
    }
  }
  
  
  /**
    * @brief  Writes index to select the LCD register.
    * @param  LCD_Reg: address of the selected register.
    * @retval None
    */
  void LCD_WriteRegIndex(uint8_t LCD_Reg)
  {
    /* Reset LCD control line(/CS) and Send Start-Byte */
    LCD_nCS_StartByte(START_BYTE | SET_INDEX);
  
    /* Write 16-bit Reg Index (High Byte is 0) */
    SPI_I2S_SendData(LCD_SPI, 0x00);
  
    while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
    {
    }
  
    SPI_I2S_SendData(LCD_SPI, LCD_Reg);
  
    while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
    {
    }
  
    LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_SET);
  }
  
  
  /**
    * @brief  Writes to the selected LCD ILI9320 register.
    * @param  LCD_Reg: address of the selected register.
    * @param  LCD_RegValue: value to write to the selected register.
    * @retval None
    */
  static void LCD_WriteRegILI9320(uint8_t LCD_Reg, uint16_t LCD_RegValue)
  {
    /* Write 16-bit Index (then Write Reg) */
    LCD_WriteRegIndex(LCD_Reg);
  
    /* Write 16-bit Reg */
    /* Reset LCD control line(/CS) and Send Start-Byte */
    LCD_nCS_StartByte(START_BYTE | LCD_WRITE_REG);
  
    SPI_I2S_SendData(LCD_SPI, LCD_RegValue>>8);
  
    while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
    {
    }
  
    SPI_I2S_SendData(LCD_SPI, (LCD_RegValue & 0xFF));
  
    while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
    {
    }
  
    LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_SET);
  }
  
  
  /**
    * @brief  Reads the selected LCD Register.
    * @param  LCD_Reg: address of the selected register.
    * @retval LCD Register Value.
    */
  uint16_t LCD_ReadReg(uint8_t LCD_Reg)
  {
    uint16_t tmp = 0;
    uint8_t i = 0;
    
    /* LCD_SPI prescaler: 4 */
    LCD_SPI->CR1 &= 0xFFC7;
    LCD_SPI->CR1 |= 0x0008;
    /* Write 16-bit Index (then Read Reg) */
    LCD_WriteRegIndex(LCD_Reg);
    /* Read 16-bit Reg */
    /* Reset LCD control line(/CS) and Send Start-Byte */
    LCD_nCS_StartByte(START_BYTE | LCD_READ_REG);
    
    for(i = 0; i < 5; i++)
    {
      SPI_I2S_SendData(LCD_SPI, 0xFF);
      while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
      {
      }
      /* One byte of invalid dummy data read after the start byte */
      while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_RXNE) == RESET)
      {    
      }
      SPI_I2S_ReceiveData(LCD_SPI); 
    }
  
    SPI_I2S_SendData(LCD_SPI, 0xFF);
  
    /* Read upper byte */
    while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
    {
    }
  
    /* Read lower byte */
    while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_RXNE) == RESET)
    {
    }
    tmp = SPI_I2S_ReceiveData(LCD_SPI);
    
    
    SPI_I2S_SendData(LCD_SPI, 0xFF);
    while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
    {
    }
  
    /* Read lower byte */
    while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_RXNE) == RESET)
    {
    }
  
    tmp = ((tmp & 0xFF) << 8) | SPI_I2S_ReceiveData(LCD_SPI);
    LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_SET);
  
    /* LCD_SPI prescaler: 2 */
    LCD_SPI->CR1 &= 0xFFC7;
  
    return tmp;
  }
  
  
  /**
    * @brief  Prepare to write to the LCD RAM.
    * @param  None
    * @retval None
    */
  void LCD_WriteRAM_Prepare(void)
  {
    LCD_WriteRegIndex(LCD_REG_34); /* Select GRAM Reg */
  
    /* Reset LCD control line(/CS) and Send Start-Byte */
    LCD_nCS_StartByte(START_BYTE | LCD_WRITE_REG);
  }
  
  
  /**
    * @brief  Writes 1 word to the LCD RAM.
    * @param  RGB_Code: the pixel color in RGB mode (5-6-5).
    * @retval None
    */
  void LCD_WriteRAMWord(uint16_t RGB_Code)
  {
  
    LCD_WriteRAM_Prepare();
  
    LCD_WriteRAM(RGB_Code);
  
    LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_SET);
  }
  
  
  /**
    * @brief  Writes to the selected LCD HX8312 register.
    * @param  LCD_Reg: address of the selected register.
    * @param  LCD_RegValue: value to write to the selected register.
    * @retval None
    */
  static void LCD_WriteRegHX8312(uint8_t LCD_Reg, uint8_t LCD_RegValue)
  {
    uint16_t tmp = 0;
    
    LCD_CtrlLinesWrite(LCD_NWR_GPIO_PORT, LCD_NWR_PIN, Bit_RESET);
    LCD_CtrlLinesWrite(LCD_RS_GPIO_PORT, LCD_RS_PIN, Bit_RESET);
    LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_RESET);
    
    tmp = LCD_Reg << 8;
    tmp |= LCD_RegValue;
     
    SPI_I2S_SendData(LCD_SPI, tmp);
  
    while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
    {
    }
    
    LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_SET);
  }
  
  
  /**
    * @brief  Writes to the selected LCD register.
    * @param  LCD_Reg: address of the selected register.
    * @param  LCD_RegValue: value to write to the selected register.
    * @retval None
    */
  void LCD_WriteReg(uint8_t LCD_Reg, uint16_t LCD_RegValue)
  {
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      LCD_WriteRegILI9320(LCD_Reg, LCD_RegValue);
    }
    else if(LCDType == LCD_HX8312)
    {
      LCD_WriteRegHX8312(LCD_Reg, ((uint8_t)LCD_RegValue));
    }
  }
  
  
  /**
    * @brief  Writes to the LCD RAM.
    * @param  RGB_Code: the pixel color in RGB mode (5-6-5).
    * @retval None
    */
  void LCD_WriteRAM(uint16_t RGB_Code)
  {
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      SPI_I2S_SendData(LCD_SPI, RGB_Code >> 8);
      while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
      {
      }
      SPI_I2S_SendData(LCD_SPI, RGB_Code & 0xFF);
      while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
      {
      }
    }
  
    if(LCDType == LCD_HX8312)
    {
      LCD_CtrlLinesWrite(LCD_NWR_GPIO_PORT, LCD_NWR_PIN, Bit_RESET);
      LCD_CtrlLinesWrite(LCD_RS_GPIO_PORT, LCD_RS_PIN, Bit_SET);
      LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_RESET);
      SPI_I2S_SendData(LCD_SPI, RGB_Code);
  
      while(SPI_I2S_GetFlagStatus(LCD_SPI, SPI_I2S_FLAG_BSY) != RESET)
      {
      }
    
      LCD_CtrlLinesWrite(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, Bit_SET);
    }
  }
  
  
  /**
    * @brief  Power on the LCD.
    * @param  None
    * @retval None
    */
  void LCD_PowerOn(void)
  {
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      /* Power On sequence ---------------------------------------------------------*/
      LCD_WriteReg(LCD_REG_16, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
      LCD_WriteReg(LCD_REG_17, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
      LCD_WriteReg(LCD_REG_18, 0x0000); /* VREG1OUT voltage */
      LCD_WriteReg(LCD_REG_19, 0x0000); /* VDV[4:0] for VCOM amplitude */
      _delay_(20);               /* Dis-charge capacitor power voltage (200ms) */
      LCD_WriteReg(LCD_REG_16, 0x17B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
      LCD_WriteReg(LCD_REG_17, 0x0137); /* DC1[2:0], DC0[2:0], VC[2:0] */
      _delay_(5);                /* Delay 50 ms */
      LCD_WriteReg(LCD_REG_18, 0x0139); /* VREG1OUT voltage */
      _delay_(5);                /* delay 50 ms */
      LCD_WriteReg(LCD_REG_19, 0x1d00); /* VDV[4:0] for VCOM amplitude */
      LCD_WriteReg(LCD_REG_41, 0x0013); /* VCM[4:0] for VCOMH */
      _delay_(5);                /* delay 50 ms */
      LCD_WriteReg(LCD_REG_7, 0x0173);  /* 262K color and display ON */
    }
    else if(LCDType == LCD_HX8312)
    {  
      /* Power On Set */
      LCD_WriteReg(LCD_REG_28, 0x73);
      LCD_WriteReg(LCD_REG_36, 0x74);
      LCD_WriteReg(LCD_REG_30, 0x01);
      LCD_WriteReg(LCD_REG_24, 0xC1);
      _delay_(1); /* Delay 10 ms */
      LCD_WriteReg(LCD_REG_24, 0xE1);
      LCD_WriteReg(LCD_REG_24, 0xF1);
      _delay_(6); /* Delay 60 ms */
      LCD_WriteReg(LCD_REG_24, 0xF5);
      _delay_(6); /* Delay 60 ms */
      LCD_WriteReg(LCD_REG_27, 0x09);
      _delay_(1); /* Delay 10 ms */
      LCD_WriteReg(LCD_REG_31, 0x11);
      LCD_WriteReg(LCD_REG_32, 0x0E);
      LCD_WriteReg(LCD_REG_30, 0x81);
      _delay_(1); /* Delay 10 ms */
    }
  }
  
  
  /**
    * @brief  Enables the Display.
    * @param  None
    * @retval None
    */
  void LCD_DisplayOn(void)
  {
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      /* Display On */
      LCD_WriteReg(LCD_REG_7, 0x0173); /* 262K color and display ON */
    }
    else if(LCDType == LCD_HX8312)
    {  
      LCD_WriteReg(LCD_REG_1, 0x50);
      LCD_WriteReg(LCD_REG_5, 0x04);
      /* Display On */
      LCD_WriteReg(LCD_REG_0, 0x80);
      LCD_WriteReg(LCD_REG_59, 0x01);
      _delay_(4); /* Delay 40 ms */
      LCD_WriteReg(LCD_REG_0, 0x20);
    }  
  }
  
  
  /**
    * @brief  Disables the Display.
    * @param  None
    * @retval None
    */
  void LCD_DisplayOff(void)
  {
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      /* Display Off */
      LCD_WriteReg(LCD_REG_7, 0x0);
    }
    else if(LCDType == LCD_HX8312)
    { 
      /* Display Off */
      LCD_WriteReg(LCD_REG_0, 0xA0);
      _delay_(4);  /* Delay 40 ms */
      LCD_WriteReg(LCD_REG_59, 0x00);
    } 
  }
  
  
  /**
    * @brief  Configures LCD control lines in Output Push-Pull mode.
    * @param  None
    * @retval None
    */
  void LCD_CtrlLinesConfig(void)
  {
    GPIO_InitTypeDef GPIO_InitStructure;
  
    /* Enable GPIO clock */
    RCC_APB2PeriphClockCmd(LCD_NCS_GPIO_CLK | LCD_NWR_GPIO_CLK | LCD_RS_GPIO_CLK, ENABLE);
  
    /* Configure NCS in Output Push-Pull mode */
    GPIO_InitStructure.GPIO_Pin = LCD_NCS_PIN;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    GPIO_Init(LCD_NCS_GPIO_PORT, &GPIO_InitStructure);
    
    /* Configure NWR(RNW), RS in Output Push-Pull mode */
    GPIO_InitStructure.GPIO_Pin = LCD_RS_PIN;
    GPIO_Init(LCD_RS_GPIO_PORT, &GPIO_InitStructure);
  
    GPIO_InitStructure.GPIO_Pin = LCD_NWR_PIN;
    GPIO_Init(LCD_NWR_GPIO_PORT, &GPIO_InitStructure);
    
    LCD_CtrlLinesWrite(LCD_NWR_GPIO_PORT, LCD_NWR_PIN, Bit_SET);
    LCD_CtrlLinesWrite(LCD_RS_GPIO_PORT, LCD_RS_PIN, Bit_SET);
  }
  
  
  /**
    * @brief  Sets or reset LCD control lines.
    * @param  GPIOx: where x can be B or D to select the GPIO peripheral.
    * @param  CtrlPins: the Control line.
    *   This parameter can be:
    *     @arg LCD_NCS_PIN: Chip Select pin
    *     @arg LCD_NWR_PIN: Read/Write Selection pin
    *     @arg LCD_RS_PIN: Register/RAM Selection pin
    * @param  BitVal: specifies the value to be written to the selected bit.
    *   This parameter can be:
    *     @arg Bit_RESET: to clear the port pin
    *     @arg Bit_SET: to set the port pin
    * @retval None
    */
  void LCD_CtrlLinesWrite(GPIO_TypeDef* GPIOx, uint16_t CtrlPins, BitAction BitVal)
  {
    /* Set or Reset the control line */
    GPIO_WriteBit(GPIOx, CtrlPins, BitVal);
  }
  
  /**
    * @brief  Configures the LCD_SPI interface.
    * @param  None
    * @retval None
    */
  void LCD_SPIConfig(void)
  {
    SPI_InitTypeDef    SPI_InitStructure;
    GPIO_InitTypeDef   GPIO_InitStructure;
  
    /* Enable GPIO clock */
    RCC_APB2PeriphClockCmd(LCD_SPI_SCK_GPIO_CLK | LCD_SPI_MISO_GPIO_CLK | LCD_SPI_MOSI_GPIO_CLK, ENABLE);
  
    /* Enable SPI clock  */
    RCC_APB1PeriphClockCmd(LCD_SPI_CLK, ENABLE);
  
    /* Configure SPI pins: SCK, MISO and MOSI */
    GPIO_InitStructure.GPIO_Pin = LCD_SPI_SCK_PIN;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
    GPIO_Init(LCD_SPI_SCK_GPIO_PORT, &GPIO_InitStructure);
  
    GPIO_InitStructure.GPIO_Pin = LCD_SPI_MISO_PIN;
    GPIO_Init(LCD_SPI_MISO_GPIO_PORT, &GPIO_InitStructure);
    
    GPIO_InitStructure.GPIO_Pin = LCD_SPI_MOSI_PIN;
    GPIO_Init(LCD_SPI_MOSI_GPIO_PORT, &GPIO_InitStructure);
  
    SPI_I2S_DeInit(LCD_SPI);
    
    /* SPI Config */
    SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
    SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
  
    if((LCDType == LCD_ILI9320) || (LCDType == LCD_SPFD5408))
    {
      SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
      SPI_InitStructure.SPI_CPOL = SPI_CPOL_High;
      SPI_InitStructure.SPI_CPHA = SPI_CPHA_2Edge;
    }
    else if(LCDType == LCD_HX8312)
    {
      SPI_InitStructure.SPI_DataSize = SPI_DataSize_16b;
      SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low;
      SPI_InitStructure.SPI_CPHA = SPI_CPHA_1Edge;
    }
    SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
    SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_2;
    SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
  
    SPI_Init(LCD_SPI, &SPI_InitStructure);
  
    /* SPI enable */
    SPI_Cmd(LCD_SPI, ENABLE);
  }
  
  /**
    * @brief  Displays a pixel.
    * @param  x: pixel x.
    * @param  y: pixel y.  
    * @retval None
    */
  static void PutPixel(int16_t x, int16_t y)
  { 
    if(x < 0 || x > 239 || y < 0 || y > 319)
    {
      return;  
    }
    LCD_DrawLine(x, y, 1, LCD_DIR_HORIZONTAL);
  }
  
  #ifndef USE_Delay
  /**
    * @brief  Inserts a delay time.
    * @param  nCount: specifies the delay time length.
    * @retval None
    */
  static void delay(vu32 nCount)
  {
    vu32 index = 0; 
    for(index = (100000 * nCount); index != 0; index--)
    {
    }
  }
  #endif /* USE_Delay*/
  /**
    * @}
    */ 
  
  /**
    * @}
    */ 
  
  /**
    * @}
    */ 
  
  /**
    * @}
    */ 
    
  /**
    * @}
    */
    
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  