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1.3.2. CMO 2.8” initial code
void ILI9320_CMO28_Initial(void)
{
// VCI=2.8V
//************* Reset LCD Driver ****************//
LCD_nRESET = 1;
// Delay 1ms
// Delay 10ms
// Delay 50 ms
delayms(1)
;
LCD_nRESET = 0;
delayms(10);
// This delay is necessary
LCD_nRESET = 1;
delayms(50)
;
//************* Start Initial Sequence **********//
LCD_CtrlWrite_ILI9320(0x00E5,0x8000);
LCD_CtrlWrite_ILI9320(0x0000, 0x0001);
LCD_CtrlWrite_ILI9320(0x0001, 0x0100);
LCD_CtrlWrite_ILI9320(0x0002, 0x0700);
LCD_CtrlWrite_ILI9320(0x0003, 0x0030);
LCD_CtrlWrite_ILI9320(0x0004,0x0000);
// Set the Vcore voltage and this setting is must.
// Start internal OSC.
// set SS and SM bit
// set 1 line inversion
// set GRAM write direction and BGR=0.
// Resize register
LCD_CtrlWrite_ILI9320(0x0008,0x0202);
LCD_CtrlWrite_ILI9320(0x0009, 0x0000);
LCD_CtrlWrite_ILI9320(0x000A, 0x0000);
LCD_CtrlWrite_ILI9320(0x000C, 0x0000);
LCD_CtrlWrite_ILI9320(0x000D, 0x0000);
LCD_CtrlWrite_ILI9320(0x000F, 0x0000);
// set the back porch and front porch
// set non-display area refresh cycle ISC[3:0]
// FMARK function
// RGB interface setting
// Frame marker Position
// RGB interface polarity
//*************Power On sequence ****************//
LCD_CtrlWrite_ILI9320(0x0010, 0x0000);
LCD_CtrlWrite_ILI9320(0x0011, 0x0007);
LCD_CtrlWrite_ILI9320(0x0012, 0x0000);
LCD_CtrlWrite_ILI9320(0x0013,0x0000);
delayms(200);
// SAP, BT[3:0], AP, DSTB, SLP, STB
// DC1[2:0], DC0[2:0], VC[2:0]
// VREG1OUT voltage
// VDV[4:0] for VCOM amplitude
// Dis-charge capacitor power voltage
// SAP, BT[3:0], AP, DSTB, SLP, STB
// DC1[2:0], DC0[2:0], VC[2:0]
// Delay 50ms
LCD_CtrlWrite_ILI9320(0x0010,0x17B0);
LCD_CtrlWrite_ILI9320(0x0011,0x0037);
delayms(50);
LCD_CtrlWrite_ILI9320(0x0012,0x013E);
delayms(50);
// VREG1OUT voltage
// Delay 50ms
LCD_CtrlWrite_ILI9320(0x0013,0x1C00);
LCD_CtrlWrite_ILI9320(0x0029,0x000C);
delayms(50);
// VDV[4:0] for VCOM amplitude
// VCM[4:0] for VCOMH
LCD_CtrlWrite_ILI9320(0x0020,0x0000);
LCD_CtrlWrite_ILI9320(0x0021,0x0000);
// GRAM horizontal Address
// GRAM Vertical Address
// ----------- Adjust the Gamma Curve ----------//
LCD_CtrlWrite_ILI9320(0x0030, 0x0007);
LCD_CtrlWrite_ILI9320(0x0031, 0x0403);
LCD_CtrlWrite_ILI9320(0x0032, 0x0404);
LCD_CtrlWrite_ILI9320(0x0035, 0x0002);
LCD_CtrlWrite_ILI9320(0x0036, 0x0707);
LCD_CtrlWrite_ILI9320(0x0037, 0x0606);
LCD_CtrlWrite_ILI9320(0x0038, 0x0106);
LCD_CtrlWrite_ILI9320(0x0039, 0x0007);
LCD_CtrlWrite_ILI9320(0x003C, 0x0700);
LCD_CtrlWrite_ILI9320(0x003D,0x0707);
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V0.9
ETC [ ETC ]
