ili9325_cmo24_v28_a.c

雅视屏驱动

void ILI9325_CMO24_Initial(void)
{
	
	
  // VCI=2.8V
  //************* Reset LCD Driver ****************//
  LCD_nRESET = 1;
    delayms(1);                          // Delay 1ms
  LCD_nRESET = 0;
    delayms(10);                         // Delay 10ms // This delay time is necessary
    LCD_nRESET = 1;
  delayms(50);                           // Delay 50 ms
  //************* Start Initial Sequence **********//
  LCD_CtrlWrite_ILI9325(0x00E3, 0x3008); // Set internal timing
  LCD_CtrlWrite_ILI9325(0x00E7, 0x0012); // Set internal timing
  LCD_CtrlWrite_ILI9325(0x00EF, 0x1231); // Set internal timing
  LCD_CtrlWrite_ILI9325(0x0001, 0x0100); // set SS and SM bit
  LCD_CtrlWrite_ILI9325(0x0002, 0x0700); // set 1 line inversion
  LCD_CtrlWrite_ILI9325(0x0003, 0x1030); // set GRAM write direction and BGR=1.
  LCD_CtrlWrite_ILI9325(0x0004, 0x0000); // Resize register
  LCD_CtrlWrite_ILI9325(0x0008, 0x0207); // set the back porch and front porch
  LCD_CtrlWrite_ILI9325(0x0009, 0x0000); // set non-display area refresh cycle ISC[3:0]
  LCD_CtrlWrite_ILI9325(0x000A, 0x0000); // FMARK function
  LCD_CtrlWrite_ILI9325(0x000C, 0x0000); // RGB interface setting
  LCD_CtrlWrite_ILI9325(0x000D, 0x0000); // Frame marker Position
  LCD_CtrlWrite_ILI9325(0x000F, 0x0000); // RGB interface polarity
  //*************Power On sequence ****************//
  LCD_CtrlWrite_ILI9325(0x0010, 0x0000); // SAP, BT[3:0], AP, DSTB, SLP, STB
  LCD_CtrlWrite_ILI9325(0x0011, 0x0007); // DC1[2:0], DC0[2:0], VC[2:0]
  LCD_CtrlWrite_ILI9325(0x0012, 0x0000); // VREG1OUT voltage
  LCD_CtrlWrite_ILI9325(0x0013, 0x0000); // VDV[4:0] for VCOM amplitude
    delayms(200);                        // Dis-charge capacitor power voltage
  LCD_CtrlWrite_ILI9325(0x0010, 0x1290); // SAP, BT[3:0], AP, DSTB, SLP, STB
  LCD_CtrlWrite_ILI9325(0x0011, 0x0227); // R11h=0x0221 at VCI=3.3V, DC1[2:0], DC0[2:0], VC[2:0]
    delayms(50);                         // Delay 50ms
  LCD_CtrlWrite_ILI9325(0x0012, 0x001B); // External reference voltage= Vci;
    delayms(50);                         // Delay 50ms
  LCD_CtrlWrite_ILI9325(0x0013, 0x1900); // VDV[4:0] for VCOM amplitude
  LCD_CtrlWrite_ILI9325(0x0029, 0x0009); // VCM[5:0] for VCOMH
  LCD_CtrlWrite_ILI9325(0x002B, 0x000D); // Frame Rate = 91Hz
    delayms(50);                         // Delay 50ms
  LCD_CtrlWrite_ILI9325(0x0020, 0x0000); // GRAM horizontal Address
  LCD_CtrlWrite_ILI9325(0x0021, 0x0000); // GRAM Vertical Address
  // ----------- Adjust the Gamma Curve ----------//
  LCD_CtrlWrite_ILI9325(0x0030, 0x0000);
  LCD_CtrlWrite_ILI9325(0x0031, 0x0406);
  LCD_CtrlWrite_ILI9325(0x0032, 0x0004);
  LCD_CtrlWrite_ILI9325(0x0035, 0x0305);
  LCD_CtrlWrite_ILI9325(0x0036, 0x0004);
  LCD_CtrlWrite_ILI9325(0x0037, 0x0207);
  LCD_CtrlWrite_ILI9325(0x0038, 0x0103);
  LCD_CtrlWrite_ILI9325(0x0039, 0x0707);
  LCD_CtrlWrite_ILI9325(0x003C, 0x0503);
  LCD_CtrlWrite_ILI9325(0x003D, 0x0004);
  //------------------ Set GRAM area ---------------//
  LCD_CtrlWrite_ILI9325(0x0050, 0x0000); // Horizontal GRAM Start Address
  LCD_CtrlWrite_ILI9325(0x0051, 0x00EF); // Horizontal GRAM End Address
  LCD_CtrlWrite_ILI9325(0x0052, 0x0000); // Vertical GRAM Start Address
  LCD_CtrlWrite_ILI9325(0x0053, 0x013F); // Vertical GRAM Start Address
  LCD_CtrlWrite_ILI9325(0x0060, 0xA700); // Gate Scan Line
  LCD_CtrlWrite_ILI9325(0x0061, 0x0001); // NDL,VLE, REV
  LCD_CtrlWrite_ILI9325(0x006A, 0x0000); // set scrolling line
  //-------------- Partial Display Control ---------//
  LCD_CtrlWrite_ILI9325(0x0080, 0x0000);
  LCD_CtrlWrite_ILI9325(0x0081, 0x0000);
  LCD_CtrlWrite_ILI9325(0x0082, 0x0000);
  LCD_CtrlWrite_ILI9325(0x0083, 0x0000);
  LCD_CtrlWrite_ILI9325(0x0084, 0x0000);
  LCD_CtrlWrite_ILI9325(0x0085, 0x0000);
  //-------------- Panel Control -------------------//
  LCD_CtrlWrite_ILI9325(0x0090, 0x0010);
  LCD_CtrlWrite_ILI9325(0x0092, 0x0000);
  LCD_CtrlWrite_ILI9325(0x0093, 0x0003);
  LCD_CtrlWrite_ILI9325(0x0095, 0x0110);
  LCD_CtrlWrite_ILI9325(0x0097, 0x0000);
  LCD_CtrlWrite_ILI9325(0x0098, 0x0000);
  LCD_CtrlWrite_ILI9325(0x0007, 0x0133); // 262K color and display ON
}


void LCD_ExitSleep_ILI9325(void)
{
//*************Power On sequence ******************//
  LCD_CtrlWrite_ILI9325(0x0010, 0x0080); // SAP, BT[3:0], AP, DSTB, SLP
  LCD_CtrlWrite_ILI9325(0x0011, 0x0000); // DC1[2:0], DC0[2:0], VC[2:0]
  LCD_CtrlWrite_ILI9325(0x0012, 0x0000); // VREG1OUT voltage
  LCD_CtrlWrite_ILI9325(0x0013, 0x0000); // VDV[4:0] for VCOM amplitude
    delayms(200);                        // Dis-charge capacitor power voltage
  LCD_CtrlWrite_ILI9325(0x0010, 0x1290); // SAP, BT[3:0], AP, DSTB, SLP, STB
  LCD_CtrlWrite_ILI9325(0x0011, 0x0227); // R11h=0x0221 at VCI=3.3V DC1[2:0], DC0[2:0], VC[2:0]
    delayms(50);                         // Delay 50ms
  LCD_CtrlWrite_ILI9325(0x0012, 0x001B); // External reference voltage =Vci;
    delayms(50);                         // Delay 50ms
  LCD_CtrlWrite_ILI9325(0x0013, 0x1900); // R13h=0x1200 when R12=009D VDV[4:0] for VCOM amplitude
  LCD_CtrlWrite_ILI9325(0x0029, 0x0009); // R29h=0x000C when R12=009D VCM[5:0] for VCOMH
    delayms(50);                         // Delay 50ms
  LCD_CtrlWrite_ILI9325(0x0007, 0x0133); // 262K color and display ON
}


void LCD_EnterSleep_ILI9325(void)
{
	LCD_CtrlWrite_ILI9325(0x0007, 0x0131); // Set D1=0, D0=1
    delayms(10);
  LCD_CtrlWrite_ILI9325(0x0007, 0x0130); // Set D1=0, D0=0
    delayms(10);
  LCD_CtrlWrite_ILI9325(0x0007, 0x0000); // display OFF
  //************* Power OFF sequence **************//
  LCD_CtrlWrite_ILI9325(0x0010, 0x0080); // SAP, BT[3:0], APE, AP, DSTB, SLP
  LCD_CtrlWrite_ILI9325(0x0011, 0x0000); // DC1[2:0], DC0[2:0], VC[2:0]
  LCD_CtrlWrite_ILI9325(0x0012, 0x0000); // VREG1OUT voltage
  LCD_CtrlWrite_ILI9325(0x0013, 0x0000); // VDV[4:0] for VCOM amplitude
    delayms(200);                          // Dis-charge capacitor power voltage
  LCD_CtrlWrite_ILI9325(0x0010, 0x0082); // SAP, BT[3:0], APE, AP, DSTB, SLP
}