📄 glcd.c
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LCD_WriteReg(0x0004,0x0000); /* Scalling Control register */
LCD_WriteReg(0x0008,0x0207); /* Display Control 2 */
LCD_WriteReg(0x0009,0x0000); /* Display Control 3 */
LCD_WriteReg(0x000A,0x0000); /* Frame Cycle Control */
LCD_WriteReg(0x000C,0x0000); /* External Display Interface Control 1 */
LCD_WriteReg(0x000D,0x0000); /* Frame Maker Position */
LCD_WriteReg(0x000F,0x0000); /* External Display Interface Control 2 */
delay_ms(50);
LCD_WriteReg(0x0007,0x0101); /* Display Control */
delay_ms(50);
LCD_WriteReg(0x0010,0x16B0); /* Power Control 1 */
LCD_WriteReg(0x0011,0x0001); /* Power Control 2 */
LCD_WriteReg(0x0017,0x0001); /* Power Control 3 */
LCD_WriteReg(0x0012,0x0138); /* Power Control 4 */
LCD_WriteReg(0x0013,0x0800); /* Power Control 5 */
LCD_WriteReg(0x0029,0x0009); /* NVM read data 2 */
LCD_WriteReg(0x002a,0x0009); /* NVM read data 3 */
LCD_WriteReg(0x00a4,0x0000);
LCD_WriteReg(0x0050,0x0000); /* 设置操作窗口的X轴开始列 */
LCD_WriteReg(0x0051,0x00EF); /* 设置操作窗口的X轴结束列 */
LCD_WriteReg(0x0052,0x0000); /* 设置操作窗口的Y轴开始行 */
LCD_WriteReg(0x0053,0x013F); /* 设置操作窗口的Y轴结束行 */
LCD_WriteReg(0x0060,0x2700); /* Driver Output Control */
/* 设置屏幕的点数以及扫描的起始行 */
LCD_WriteReg(0x0061,0x0003); /* Driver Output Control */
LCD_WriteReg(0x006A,0x0000); /* Vertical Scroll Control */
LCD_WriteReg(0x0080,0x0000); /* Display Position – Partial Display 1 */
LCD_WriteReg(0x0081,0x0000); /* RAM Address Start – Partial Display 1 */
LCD_WriteReg(0x0082,0x0000); /* RAM address End - Partial Display 1 */
LCD_WriteReg(0x0083,0x0000); /* Display Position – Partial Display 2 */
LCD_WriteReg(0x0084,0x0000); /* RAM Address Start – Partial Display 2 */
LCD_WriteReg(0x0085,0x0000); /* RAM address End – Partail Display2 */
LCD_WriteReg(0x0090,0x0013); /* Frame Cycle Control */
LCD_WriteReg(0x0092,0x0000); /* Panel Interface Control 2 */
LCD_WriteReg(0x0093,0x0003); /* Panel Interface control 3 */
LCD_WriteReg(0x0095,0x0110); /* Frame Cycle Control */
LCD_WriteReg(0x0007,0x0173);
}
else if( DeviceCode == 0x4531 )
{
LCD_Code = LGDP4531;
/* Setup display */
LCD_WriteReg(0x00,0x0001);
LCD_WriteReg(0x10,0x0628);
LCD_WriteReg(0x12,0x0006);
LCD_WriteReg(0x13,0x0A32);
LCD_WriteReg(0x11,0x0040);
LCD_WriteReg(0x15,0x0050);
LCD_WriteReg(0x12,0x0016);
delay_ms(50);
LCD_WriteReg(0x10,0x5660);
delay_ms(50);
LCD_WriteReg(0x13,0x2A4E);
LCD_WriteReg(0x01,0x0100);
LCD_WriteReg(0x02,0x0300);
LCD_WriteReg(0x03,0x1030);
LCD_WriteReg(0x08,0x0202);
LCD_WriteReg(0x0A,0x0000);
LCD_WriteReg(0x30,0x0000);
LCD_WriteReg(0x31,0x0402);
LCD_WriteReg(0x32,0x0106);
LCD_WriteReg(0x33,0x0700);
LCD_WriteReg(0x34,0x0104);
LCD_WriteReg(0x35,0x0301);
LCD_WriteReg(0x36,0x0707);
LCD_WriteReg(0x37,0x0305);
LCD_WriteReg(0x38,0x0208);
LCD_WriteReg(0x39,0x0F0B);
delay_ms(50);
LCD_WriteReg(0x41,0x0002);
LCD_WriteReg(0x60,0x2700);
LCD_WriteReg(0x61,0x0001);
LCD_WriteReg(0x90,0x0119);
LCD_WriteReg(0x92,0x010A);
LCD_WriteReg(0x93,0x0004);
LCD_WriteReg(0xA0,0x0100);
delay_ms(50);
LCD_WriteReg(0x07,0x0133);
delay_ms(50);
LCD_WriteReg(0xA0,0x0000);
}
else if( DeviceCode == 0x4535 )
{
LCD_Code = LGDP4535;
LCD_WriteReg(0x15, 0x0030); /* Set the internal vcore voltage */
LCD_WriteReg(0x9A, 0x0010); /* Start internal OSC */
LCD_WriteReg(0x11, 0x0020); /* set SS and SM bit */
LCD_WriteReg(0x10, 0x3428); /* set 1 line inversion */
LCD_WriteReg(0x12, 0x0002); /* set GRAM write direction and BGR=1 */
LCD_WriteReg(0x13, 0x1038); /* Resize register */
delay_ms(40);
LCD_WriteReg(0x12, 0x0012); /* set the back porch and front porch */
delay_ms(40);
LCD_WriteReg(0x10, 0x3420); /* set non-display area refresh cycle ISC[3:0] */
LCD_WriteReg(0x13, 0x3045); /* FMARK function */
delay_ms(70);
LCD_WriteReg(0x30, 0x0000); /* RGB interface setting */
LCD_WriteReg(0x31, 0x0402); /* Frame marker Position */
LCD_WriteReg(0x32, 0x0307); /* RGB interface polarity */
LCD_WriteReg(0x33, 0x0304); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
LCD_WriteReg(0x34, 0x0004); /* DC1[2:0], DC0[2:0], VC[2:0] */
LCD_WriteReg(0x35, 0x0401); /* VREG1OUT voltage */
LCD_WriteReg(0x36, 0x0707); /* VDV[4:0] for VCOM amplitude */
LCD_WriteReg(0x37, 0x0305); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
LCD_WriteReg(0x38, 0x0610); /* DC1[2:0], DC0[2:0], VC[2:0] */
LCD_WriteReg(0x39, 0x0610); /* VREG1OUT voltage */
LCD_WriteReg(0x01, 0x0100); /* VDV[4:0] for VCOM amplitude */
LCD_WriteReg(0x02, 0x0300); /* VCM[4:0] for VCOMH */
LCD_WriteReg(0x03, 0x1030); /* GRAM horizontal Address */
LCD_WriteReg(0x08, 0x0808); /* GRAM Vertical Address */
LCD_WriteReg(0x0A, 0x0008);
LCD_WriteReg(0x60, 0x2700); /* Gate Scan Line */
LCD_WriteReg(0x61, 0x0001); /* NDL,VLE, REV */
LCD_WriteReg(0x90, 0x013E);
LCD_WriteReg(0x92, 0x0100);
LCD_WriteReg(0x93, 0x0100);
LCD_WriteReg(0xA0, 0x3000);
LCD_WriteReg(0xA3, 0x0010);
LCD_WriteReg(0x07, 0x0001);
LCD_WriteReg(0x07, 0x0021);
LCD_WriteReg(0x07, 0x0023);
LCD_WriteReg(0x07, 0x0033);
LCD_WriteReg(0x07, 0x0133);
}
else if( DeviceCode == 0x0047 )
{
LCD_Code = HX8347D;
/* Start Initial Sequence */
LCD_WriteReg(0xEA,0x00);
LCD_WriteReg(0xEB,0x20);
LCD_WriteReg(0xEC,0x0C);
LCD_WriteReg(0xED,0xC4);
LCD_WriteReg(0xE8,0x40);
LCD_WriteReg(0xE9,0x38);
LCD_WriteReg(0xF1,0x01);
LCD_WriteReg(0xF2,0x10);
LCD_WriteReg(0x27,0xA3);
/* GAMMA SETTING */
LCD_WriteReg(0x40,0x01);
LCD_WriteReg(0x41,0x00);
LCD_WriteReg(0x42,0x00);
LCD_WriteReg(0x43,0x10);
LCD_WriteReg(0x44,0x0E);
LCD_WriteReg(0x45,0x24);
LCD_WriteReg(0x46,0x04);
LCD_WriteReg(0x47,0x50);
LCD_WriteReg(0x48,0x02);
LCD_WriteReg(0x49,0x13);
LCD_WriteReg(0x4A,0x19);
LCD_WriteReg(0x4B,0x19);
LCD_WriteReg(0x4C,0x16);
LCD_WriteReg(0x50,0x1B);
LCD_WriteReg(0x51,0x31);
LCD_WriteReg(0x52,0x2F);
LCD_WriteReg(0x53,0x3F);
LCD_WriteReg(0x54,0x3F);
LCD_WriteReg(0x55,0x3E);
LCD_WriteReg(0x56,0x2F);
LCD_WriteReg(0x57,0x7B);
LCD_WriteReg(0x58,0x09);
LCD_WriteReg(0x59,0x06);
LCD_WriteReg(0x5A,0x06);
LCD_WriteReg(0x5B,0x0C);
LCD_WriteReg(0x5C,0x1D);
LCD_WriteReg(0x5D,0xCC);
/* Power Voltage Setting */
LCD_WriteReg(0x1B,0x18);
LCD_WriteReg(0x1A,0x01);
LCD_WriteReg(0x24,0x15);
LCD_WriteReg(0x25,0x50);
LCD_WriteReg(0x23,0x8B);
LCD_WriteReg(0x18,0x36);
LCD_WriteReg(0x19,0x01);
LCD_WriteReg(0x01,0x00);
LCD_WriteReg(0x1F,0x88);
delay_ms(50);
LCD_WriteReg(0x1F,0x80);
delay_ms(50);
LCD_WriteReg(0x1F,0x90);
delay_ms(50);
LCD_WriteReg(0x1F,0xD0);
delay_ms(50);
LCD_WriteReg(0x17,0x05);
LCD_WriteReg(0x36,0x00);
LCD_WriteReg(0x28,0x38);
delay_ms(50);
LCD_WriteReg(0x28,0x3C);
}
else if( DeviceCode == 0x7783 )
{
LCD_Code = ST7781;
/* Start Initial Sequence */
LCD_WriteReg(0x00FF,0x0001);
LCD_WriteReg(0x00F3,0x0008);
LCD_WriteReg(0x0001,0x0100);
LCD_WriteReg(0x0002,0x0700);
LCD_WriteReg(0x0003,0x1030);
LCD_WriteReg(0x0008,0x0302);
LCD_WriteReg(0x0008,0x0207);
LCD_WriteReg(0x0009,0x0000);
LCD_WriteReg(0x000A,0x0000);
LCD_WriteReg(0x0010,0x0000);
LCD_WriteReg(0x0011,0x0005);
LCD_WriteReg(0x0012,0x0000);
LCD_WriteReg(0x0013,0x0000);
delay_ms(50);
LCD_WriteReg(0x0010,0x12B0);
delay_ms(50);
LCD_WriteReg(0x0011,0x0007);
delay_ms(50);
LCD_WriteReg(0x0012,0x008B);
delay_ms(50);
LCD_WriteReg(0x0013,0x1700);
delay_ms(50);
LCD_WriteReg(0x0029,0x0022);
LCD_WriteReg(0x0030,0x0000);
LCD_WriteReg(0x0031,0x0707);
LCD_WriteReg(0x0032,0x0505);
LCD_WriteReg(0x0035,0x0107);
LCD_WriteReg(0x0036,0x0008);
LCD_WriteReg(0x0037,0x0000);
LCD_WriteReg(0x0038,0x0202);
LCD_WriteReg(0x0039,0x0106);
LCD_WriteReg(0x003C,0x0202);
LCD_WriteReg(0x003D,0x0408);
delay_ms(50);
LCD_WriteReg(0x0050,0x0000);
LCD_WriteReg(0x0051,0x00EF);
LCD_WriteReg(0x0052,0x0000);
LCD_WriteReg(0x0053,0x013F);
LCD_WriteReg(0x0060,0xA700);
LCD_WriteReg(0x0061,0x0001);
LCD_WriteReg(0x0090,0x0033);
LCD_WriteReg(0x002B,0x000B);
LCD_WriteReg(0x0007,0x0133);
}
else /* special ID */
{
DeviceCode = LCD_ReadReg(0x67);
if( DeviceCode == 0x0047 )
{
LCD_Code = HX8347A;
LCD_WriteReg(0x0042,0x0008);
/* Gamma setting */
LCD_WriteReg(0x0046,0x00B4);
LCD_WriteReg(0x0047,0x0043);
LCD_WriteReg(0x0048,0x0013);
LCD_WriteReg(0x0049,0x0047);
LCD_WriteReg(0x004A,0x0014);
LCD_WriteReg(0x004B,0x0036);
LCD_WriteReg(0x004C,0x0003);
LCD_WriteReg(0x004D,0x0046);
LCD_WriteReg(0x004E,0x0005);
LCD_WriteReg(0x004F,0x0010);
LCD_WriteReg(0x0050,0x0008);
LCD_WriteReg(0x0051,0x000a);
/* Window Setting */
LCD_WriteReg(0x0002,0x0000);
LCD_WriteReg(0x0003,0x0000);
LCD_WriteReg(0x0004,0x0000);
LCD_WriteReg(0x0005,0x00EF);
LCD_WriteReg(0x0006,0x0000);
LCD_WriteReg(0x0007,0x0000);
LCD_WriteReg(0x0008,0x0001);
LCD_WriteReg(0x0009,0x003F);
delay_ms(10);
LCD_WriteReg(0x0001,0x0006);
LCD_WriteReg(0x0016,0x00C8);
LCD_WriteReg(0x0023,0x0095);
LCD_WriteReg(0x0024,0x0095);
LCD_WriteReg(0x0025,0x00FF);
LCD_WriteReg(0x0027,0x0002);
LCD_WriteReg(0x0028,0x0002);
LCD_WriteReg(0x0029,0x0002);
LCD_WriteReg(0x002A,0x0002);
LCD_WriteReg(0x002C,0x0002);
LCD_WriteReg(0x002D,0x0002);
LCD_WriteReg(0x003A,0x0001);
LCD_WriteReg(0x003B,0x0001);
LCD_WriteReg(0x003C,0x00F0);
LCD_WriteReg(0x003D,0x0000);
delay_ms(20);
LCD_WriteReg(0x0035,0x0038);
LCD_WriteReg(0x0036,0x0078);
LCD_WriteReg(0x003E,0x0038);
LCD_WriteReg(0x0040,0x000F);
LCD_WriteReg(0x0041,0x00F0);
LCD_WriteReg(0x0038,0x0000);
/* Power Setting */
LCD_WriteReg(0x0019,0x0049);
LCD_WriteReg(0x0093,0x000A);
delay_ms(10);
LCD_WriteReg(0x0020,0x0020);
LCD_WriteReg(0x001D,0x0003);
LCD_WriteReg(0x001E,0x0000);
LCD_WriteReg(0x001F,0x0009);
LCD_WriteReg(0x0044,0x0053);
LCD_WriteReg(0x0045,0x0010);
delay_ms(10);
LCD_WriteReg(0x001C,0x0004);
delay_ms(20);
LCD_WriteReg(0x0043,0x0080);
delay_ms(5);
LCD_WriteReg(0x001B,0x000a);
delay_ms(40);
LCD_WriteReg(0x001B,0x0012);
delay_ms(40);
/* Display On Setting */
LCD_WriteReg(0x0090,0x007F);
LCD_WriteReg(0x0026,0x0004);
delay_ms(40);
LCD_WriteReg(0x0026,0x0024);
LCD_WriteReg(0x0026,0x002C);
delay_ms(40);
LCD_WriteReg(0x0070,0x0008);
LCD_WriteReg(0x0026,0x003C);
LCD_WriteReg(0x0057,0x0002);
LCD_WriteReg(0x0055,0x0000);
LCD_WriteReg(0x0057,0x0000);
}
}
delay_ms(50); /* delay 50 ms */
}
/*******************************************************************************
* Function Name : LCD_Clear
* Description : 将屏幕填充成指定的颜色，如清屏，则填充 0xffff
* Input : - Color: Screen Color
* Output : None
* Return : None
* Attention : None
*******************************************************************************/
void LCD_Clear(uint16_t Color)
{
uint32_t index=0;
if( LCD_Code == HX8347D || LCD_Code == HX8347A )
{
LCD_WriteReg(0x02,0x00);
LCD_WriteReg(0x03,0x00);
LCD_WriteReg(0x04,0x00);
LCD_WriteReg(0x05,0xEF);
LCD_WriteReg(0x06,0x00);
LCD_WriteReg(0x07,0x00);
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