/**
* @brief Configures the touch Screen Controller (Single point detection)
* @param None
* @retval IOE_OK if all initializations are OK. Other value if error.
*/
uint8_t IOE_TS_Config(void)
{
uint8_t tmp = 0;
/* Enable TSC Fct: already done in IOE_Config */
tmp = I2C_ReadDeviceRegister(IOE_1_ADDR, IOE_REG_SYS_CTRL2);
tmp &= ~(uint32_t)(IOE_TS_FCT | IOE_ADC_FCT);
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_SYS_CTRL2, tmp);
/* Enable the TSC gloabl interrupts */
tmp = I2C_ReadDeviceRegister(IOE_1_ADDR, IOE_REG_INT_EN);
tmp |= (uint32_t)(IOE_GIT_TOUCH | IOE_GIT_FTH | IOE_GIT_FOV);
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_INT_EN, tmp);
/* Select Sample Time, bit number and ADC Reference */
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_ADC_CTRL1, 0x49);
/* Wait for ~20 ms */
_delay_(2);
/* Select the ADC clock speed: 3.25 MHz */
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_ADC_CTRL2, 0x01);
/* Select TSC pins in non default mode */
tmp = I2C_ReadDeviceRegister(IOE_1_ADDR, IOE_REG_GPIO_AF);
tmp &= ~(uint8_t)TOUCH_IO_ALL;
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_GPIO_AF, tmp);
/* Select 2 nF filter capacitor */
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_TSC_CFG, 0x9A);
/* Select single point reading */
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_FIFO_TH, 0x01);
/* Write 0x01 to clear the FIFO memory content. */
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_FIFO_STA, 0x01);
/* Write 0x00 to put the FIFO back into operation mode */
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_FIFO_STA, 0x00);
/* set the data format for Z value: 7 fractional part and 1 whole part */
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_TSC_FRACT_XYZ, 0x01);
/* set the driving capability of the device for TSC pins: 50mA */
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_TSC_I_DRIVE, 0x01);
/* Use no tracking index, touchscreen controller operation mode (XYZ) and
enable the TSC */
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_TSC_CTRL, 0x01);
/* Clear all the status pending bits */
I2C_WriteDeviceRegister(IOE_1_ADDR, IOE_REG_INT_STA, 0xFF);
/* Initialize the TS structure to their default values */
TS_State.TouchDetected = TS_State.X = TS_State.Y = TS_State.Z = 0;
/* All configuration done */
return IOE_OK;
}
/**
* @brief Clear the LCD
* @param None
* @retval None
*/
void LCD_Clear(void)
{
LCD_SendByte(COMMAND_TYPE, DISPLAY_CLR); /* Clear the LCD */
/* Delay required to complete LCD clear command */
_delay_(0x4000); /* 1ms _delay_ using Fcpu = 16Mhz*/
}
/**
* @brief Power on the LCD.
* @param None
* @retval None
*/
void LCD_PowerOn(void)
{
/* Power On sequence ---------------------------------------------------------*/
LCD_WriteReg(R16, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
LCD_WriteReg(R17, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
LCD_WriteReg(R18, 0x0000); /* VREG1OUT voltage */
LCD_WriteReg(R19, 0x0000); /* VDV[4:0] for VCOM amplitude*/
_delay_(20); /* Dis-charge capacitor power voltage (200ms) */
LCD_WriteReg(R16, 0x17B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
LCD_WriteReg(R17, 0x0137); /* DC1[2:0], DC0[2:0], VC[2:0] */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R18, 0x0139); /* VREG1OUT voltage */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R19, 0x1d00); /* VDV[4:0] for VCOM amplitude */
LCD_WriteReg(R41, 0x0013); /* VCM[4:0] for VCOMH */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R7, 0x0173); /* 262K color and display ON */
}
/**
* @brief Initialize the LCD
* @param None
* @retval None
*/
void STM8_EVAL_LCD_Init(void)
{
/* Enable SPI clock */
CLK_PeripheralClockConfig(LCD_SPI_CLK, ENABLE);
/* Configure SPI pins: SCK and MOSI */
GPIO_Init(LCD_SPI_GPIO_PORT, LCD_SPI_SCK_PIN | LCD_SPI_MOSI_PIN, GPIO_Mode_Out_PP_Low_Fast);
#ifdef USE_STM8L1528_EVAL
/* SPI2 pin remap on Port I*/
SYSCFG_REMAPPinConfig(REMAP_Pin_SPI2Full, ENABLE);
#endif /* USE_STM8L1528_EVAL */
/* Initialize SPI */
SPI_Init(LCD_SPI, SPI_FirstBit_MSB, SPI_BaudRatePrescaler_64, SPI_Mode_Master,
SPI_CPOL_High, SPI_CPHA_2Edge, SPI_Direction_1Line_Tx, SPI_NSS_Soft, 0x07);
SPI_Cmd(LCD_SPI, ENABLE);
/* Required to ensure proper LCD display when the board is powered-on ... */
_delay_(0x4000); /* 1ms _delay_ using Fcpu = 16Mhz*/
/* Configure LCD ChipSelect pin (NCS) in Output push-pull mode */
GPIO_Init(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, GPIO_Mode_Out_PP_Low_Fast);
/* Set the LCD in TEXT mode */
LCD_SendByte(COMMAND_TYPE, SET_TEXT_MODE);
/* Enable the display */
LCD_SendByte(COMMAND_TYPE, DISPLAY_ON);
/* Clear the LCD */
LCD_SendByte(COMMAND_TYPE, DISPLAY_CLR);
/* Delay required to complete LCD clear command */
_delay_(0x4000); /* 1ms _delay_ using Fcpu = 16Mhz*/
/* Select the entry mode type */
LCD_SendByte(COMMAND_TYPE, ENTRY_MODE_SET_INC);
}
/**
* @brief Resets the IO Expander by Software (SYS_CTRL1, RESET bit).
* @param DeviceAddr: The address of the IOExpander, could be : IOE_1_ADDR
* or IOE_2_ADDR.
* @retval IOE_OK: if all initializations are OK. Other value if error.
*/
uint8_t IOE_Reset(uint8_t DeviceAddr)
{
/* Power Down the IO_Expander */
I2C_WriteDeviceRegister(DeviceAddr, IOE_REG_SYS_CTRL1, 0x02);
/* wait for a delay to insure registers erasing */
_delay_(2);
/* Power On the Codec after the power off => all registers are reinitialized*/
I2C_WriteDeviceRegister(DeviceAddr, IOE_REG_SYS_CTRL1, 0x00);
/* If all OK return IOE_OK */
return IOE_OK;
}
/**
* @brief Configures the touch Panel Controller (Single point detection)
* @param None
* @retval IOE_OK if all initializations are OK. Other value if error.
*/
uint8_t IOE_TP_Config(void)
{
/* Enable touch Panel functionality */
IOE_FnctCmd(IOE_TP_FCT, ENABLE);
/* Select Sample Time, bit number and ADC Reference */
I2C_WriteDeviceRegister(IOE_REG_ADC_CTRL1, 0x49);
/* Wait for ~20 ms */
_delay_(2);
/* Select the ADC clock speed: 3.25 MHz */
I2C_WriteDeviceRegister(IOE_REG_ADC_CTRL2, 0x01);
/* Select TSC pins in non default mode */
IOE_IOAFConfig((uint8_t)TOUCH_IO_ALL, DISABLE);
/* Select 2 nF filter capacitor */
I2C_WriteDeviceRegister(IOE_REG_TP_CFG, 0x9A);
/* Select single point reading */
I2C_WriteDeviceRegister(IOE_REG_FIFO_TH, 0x01);
/* Write 0x01 to clear the FIFO memory content. */
I2C_WriteDeviceRegister(IOE_REG_FIFO_STA, 0x01);
/* Write 0x00 to put the FIFO back into operation mode */
I2C_WriteDeviceRegister(IOE_REG_FIFO_STA, 0x00);
/* set the data format for Z value: 7 fractional part and 1 whole part */
I2C_WriteDeviceRegister(IOE_REG_TP_FRACT_XYZ, 0x01);
/* set the driving capability of the device for TSC pins: 50mA */
I2C_WriteDeviceRegister(IOE_REG_TP_I_DRIVE, 0x01);
/* Use no tracking index, touch-panel controller operation mode (XYZ) and
enable the TSC */
I2C_WriteDeviceRegister(IOE_REG_TP_CTRL, 0x03);
/* Clear all the status pending bits */
I2C_WriteDeviceRegister(IOE_REG_INT_STA, 0xFF);
/* Initialize the TS structure to their default values */
TP_State.TouchDetected = TP_State.X = TP_State.Y = TP_State.Z = 0;
/* All configuration done */
return IOE_OK;
}
/**
* @brief Display a string in rolling mode
* @param Line : line used for displaying the text (LCD_LINE1 or LCD_LINE2)
* @param ptr : Pointer to the text to display
* @param speed : Rolling speed
* @retval
* None
*/
void LCD_RollString(uint8_t Line, uint8_t *ptr, uint16_t speed)
{
uint8_t CharPos = 0;
uint8_t *ptr2;
/* Set cursor position at beginning of line */
LCD_SendByte(COMMAND_TYPE, Line);
ptr2 = ptr;
/* Display each character of the string */
while (*ptr2 != 0)
{
if (*ptr != 0)
{
LCD_SendByte(DATA_TYPE, *ptr);
ptr++;
}
else
{
LCD_SendByte(DATA_TYPE, ' ');
}
CharPos++;
if (CharPos == LCD_LINE_MAX_CHAR)
{
_delay_(speed);
/* Select the line to be cleared */
LCD_SendByte(COMMAND_TYPE, Line);
/* Clear the selected line */
for (CharPos = 0; CharPos < LCD_LINE_MAX_CHAR; CharPos++)
{
LCD_SendByte(DATA_TYPE, ' ');
}
LCD_SendByte(COMMAND_TYPE, Line);
CharPos = 0;
ptr2++;
ptr = ptr2;
}
}
}
/**
* @brief Send a byte to LCD
* @param DataType Type of Data to be sent
* @param DataToSend Data to be sent
* @retval None
*/
void LCD_SendByte(uint8_t DataType, uint8_t DataToSend)
{
/* Enable access to LCD */
LCD_NCS_HIGH();
/* Send Synchro/Mode byte */
LCD_SPISendByte(DataType);
/* Send byte high nibble */
LCD_SPISendByte((uint8_t)(DataToSend & (uint8_t)0xF0));
/* Send byte low nibble */
LCD_SPISendByte((uint8_t)((uint8_t)(DataToSend << 4) & (uint8_t)0xF0));
_delay_(80);
/* Disable access to LCD */
LCD_NCS_LOW();
}
/**
* @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_HX8347D)
{
/* Driving ability setting */
LCD_WriteReg(LCD_REG_234, 0x00);
LCD_WriteReg(LCD_REG_235, 0x20);
LCD_WriteReg(LCD_REG_236, 0x0C);
LCD_WriteReg(LCD_REG_237, 0xC4);
LCD_WriteReg(LCD_REG_232, 0x40);
LCD_WriteReg(LCD_REG_233, 0x38);
LCD_WriteReg(LCD_REG_241, 0x01);
LCD_WriteReg(LCD_REG_242, 0x10);
LCD_WriteReg(LCD_REG_39, 0xA3);
/* Adjust the Gamma Curve */
LCD_WriteReg(LCD_REG_64, 0x01);
LCD_WriteReg(LCD_REG_65, 0x00);
LCD_WriteReg(LCD_REG_66, 0x00);
LCD_WriteReg(LCD_REG_67, 0x10);
LCD_WriteReg(LCD_REG_68, 0x0E);
LCD_WriteReg(LCD_REG_69, 0x24);
LCD_WriteReg(LCD_REG_70, 0x04);
LCD_WriteReg(LCD_REG_71, 0x50);
LCD_WriteReg(LCD_REG_72, 0x02);
LCD_WriteReg(LCD_REG_73, 0x13);
LCD_WriteReg(LCD_REG_74, 0x19);
LCD_WriteReg(LCD_REG_75, 0x19);
LCD_WriteReg(LCD_REG_76, 0x16);
LCD_WriteReg(LCD_REG_80, 0x1B);
LCD_WriteReg(LCD_REG_81, 0x31);
LCD_WriteReg(LCD_REG_82, 0x2F);
LCD_WriteReg(LCD_REG_83, 0x3F);
LCD_WriteReg(LCD_REG_84, 0x3F);
LCD_WriteReg(LCD_REG_85, 0x3E);
LCD_WriteReg(LCD_REG_86, 0x2F);
LCD_WriteReg(LCD_REG_87, 0x7B);
LCD_WriteReg(LCD_REG_88, 0x09);
LCD_WriteReg(LCD_REG_89, 0x06);
LCD_WriteReg(LCD_REG_90, 0x06);
LCD_WriteReg(LCD_REG_91, 0x0C);
LCD_WriteReg(LCD_REG_92, 0x1D);
LCD_WriteReg(LCD_REG_93, 0xCC);
/* Power voltage setting */
LCD_WriteReg(LCD_REG_27, 0x1B);
LCD_WriteReg(LCD_REG_26, 0x01);
LCD_WriteReg(LCD_REG_36, 0x2F);
LCD_WriteReg(LCD_REG_37, 0x57);
/*****VCOM offset ****/
LCD_WriteReg(LCD_REG_35, 0x86);
/* Power on setting up flow */
LCD_WriteReg(LCD_REG_24, 0x36); /* Display frame rate = 70Hz RADJ = '0110' */
LCD_WriteReg(LCD_REG_25, 0x01); /* OSC_EN = 1 */
LCD_WriteReg(LCD_REG_28, 0x06); /* AP[2:0] = 111 */
LCD_WriteReg(LCD_REG_29, 0x06); /* AP[2:0] = 111 */
LCD_WriteReg(LCD_REG_31,0x90); /* GAS=1, VOMG=00, PON=1, DK=0, XDK=0, DVDH_TRI=0, STB=0*/
LCD_WriteReg(LCD_REG_39, 1); /* REF = 1 */
_delay_(10);
/* 262k/65k color selection */
LCD_WriteReg(LCD_REG_23, 0x05); /* default 0x06 262k color, 0x05 65k color */
/* SET PANEL */
LCD_WriteReg(LCD_REG_54, 0x09); /* SS_PANEL = 1, GS_PANEL = 0,REV_PANEL = 0, BGR_PANEL = 1 */
/* Display ON flow */
LCD_WriteReg(LCD_REG_40, 0x38); /* GON=1, DTE=1, D=10 */
_delay_(60);
LCD_WriteReg(LCD_REG_40, 0x3C); /* GON=1, DTE=1, D=11 */
/* Set GRAM Area - Partial Display Control */
LCD_WriteReg(LCD_REG_1, 0x00); /* DP_STB = 0, DP_STB_S = 0, SCROLL = 0, */
LCD_WriteReg(LCD_REG_2, 0x00); /* Column address start 2 */
LCD_WriteReg(LCD_REG_3, 0x00); /* Column address start 1 */
LCD_WriteReg(LCD_REG_4, 0x01); /* Column address end 2 */
LCD_WriteReg(LCD_REG_5, 0x3F); /* Column address end 1 */
LCD_WriteReg(LCD_REG_6, 0x00); /* Row address start 2 */
LCD_WriteReg(LCD_REG_7, 0x00); /* Row address start 2 */
LCD_WriteReg(LCD_REG_8, 0x00); /* Row address end 2 */
LCD_WriteReg(LCD_REG_9, 0xEF); /* Row address end 1 */
LCD_WriteReg(LCD_REG_22, 0xE0); /* Memory access control: MY = 1, MX = 0, MV = 1, ML = 0 */
}
/* Set default font */
LCD_SetFont(&LCD_DEFAULT_FONT);
}
/**
* @brief Setup the LCD for the HX8347D Controller.
* @param None
* @retval None
*/
void LCD_Setup(void)
{
/* Driving ability setting */
LCD_WriteReg(LCD_REG_234, 0x00);
LCD_WriteReg(LCD_REG_235, 0x20);
LCD_WriteReg(LCD_REG_236, 0x0C);
LCD_WriteReg(LCD_REG_237, 0xC4);
LCD_WriteReg(LCD_REG_232, 0x40);
LCD_WriteReg(LCD_REG_233, 0x38);
LCD_WriteReg(LCD_REG_241, 0x01); /* RGB 18-bit interface ;0x0110 */
LCD_WriteReg(LCD_REG_242, 0x10);
LCD_WriteReg(LCD_REG_39, 0xA3);
/* Adjust the Gamma Curve */
LCD_WriteReg(LCD_REG_64, 0x01);
LCD_WriteReg(LCD_REG_65, 0x00);
LCD_WriteReg(LCD_REG_66, 0x00);
LCD_WriteReg(LCD_REG_67, 0x10);
LCD_WriteReg(LCD_REG_68, 0x0E);
LCD_WriteReg(LCD_REG_69, 0x24);
LCD_WriteReg(LCD_REG_70, 0x04);
LCD_WriteReg(LCD_REG_71, 0x50);
LCD_WriteReg(LCD_REG_72, 0x02);
LCD_WriteReg(LCD_REG_73, 0x13);
LCD_WriteReg(LCD_REG_74, 0x19);
LCD_WriteReg(LCD_REG_75, 0x19);
LCD_WriteReg(LCD_REG_76, 0x16);
LCD_WriteReg(LCD_REG_80, 0x1B);
LCD_WriteReg(LCD_REG_81, 0x31);
LCD_WriteReg(LCD_REG_82, 0x2F);
LCD_WriteReg(LCD_REG_83, 0x3F);
LCD_WriteReg(LCD_REG_84, 0x3F);
LCD_WriteReg(LCD_REG_85, 0x3E);
LCD_WriteReg(LCD_REG_86, 0x2F);
LCD_WriteReg(LCD_REG_87, 0x7B);
LCD_WriteReg(LCD_REG_88, 0x09);
LCD_WriteReg(LCD_REG_89, 0x06);
LCD_WriteReg(LCD_REG_90, 0x06);
LCD_WriteReg(LCD_REG_91, 0x0C);
LCD_WriteReg(LCD_REG_92, 0x1D);
LCD_WriteReg(LCD_REG_93, 0xCC);
/* Power voltage setting */
LCD_WriteReg(LCD_REG_27, 0x1B);
LCD_WriteReg(LCD_REG_26, 0x01);
LCD_WriteReg(LCD_REG_36, 0x2F);
LCD_WriteReg(LCD_REG_37, 0x57);
/*****VCOM offset ****/
LCD_WriteReg(LCD_REG_35, 0x86);
/* Power on setting */
LCD_WriteReg(LCD_REG_24, 0x36); /* Display frame rate:75Hz(2.85MHz X 117%) */
LCD_WriteReg(LCD_REG_25, 0x01); /* Internal oscillator start to oscillate */
LCD_WriteReg(LCD_REG_1,0x00);
LCD_WriteReg(LCD_REG_31, 0x88); /* Step-up Circuit 1 on,open abnormal power-off monitor */
_delay_(2);
LCD_WriteReg(LCD_REG_31, 0x80); /* Step-up Circuit 1 off */
_delay_(2);
LCD_WriteReg(LCD_REG_31, 0x90); /* VCOML voltage can output to negative voltage,
(1.0V ~ VCL+0.5V) */
_delay_(2);
LCD_WriteReg(LCD_REG_31, 0xD0); /* Step-up Circuit 2 on */
_delay_(2);
LCD_WriteReg(LCD_REG_23, 0x05); /* COLMOD control */
/* Set GRAM Area - Partial Display Control */
LCD_WriteReg(LCD_REG_1, 0x00); /* Scroll off */
LCD_WriteReg(LCD_REG_2, 0x00);
LCD_WriteReg(LCD_REG_3, 0x00);
LCD_WriteReg(LCD_REG_4, 0x01); /* X,Y swap */
LCD_WriteReg(LCD_REG_5, 0x3F); /* X,Y swap */
LCD_WriteReg(LCD_REG_6, 0x00);
LCD_WriteReg(LCD_REG_7, 0x00);
LCD_WriteReg(LCD_REG_8, 0x00); /* X,Y swap */
LCD_WriteReg(LCD_REG_9, 0xEF); /* X,Y swap */
/* Memory access control */
/* bit7 controls left,right swap(X) */
/* bit6 controls up,down swap(Y) */
/* bit5 controls X,Y swap */
LCD_WriteReg(LCD_REG_22, 0x28);
/* SET PANEL */
LCD_WriteReg(LCD_REG_54, 0x00); /* Panel characteristic control */
LCD_WriteReg(LCD_REG_54, 0x04); /* Panel characteristic control: gate driver shift reverse[work] */
LCD_WriteReg(LCD_REG_40, 0x38); /* Display control3: source output->PT(0,0) */
_delay_(6);
LCD_WriteReg(LCD_REG_40, 0x3C); /* Display control3: source output->Display */
}
/**
* @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();
_delay_(5); /* Delay 50 ms */
/* Start Initial Sequence ------------------------------------------------*/
LCD_WriteReg(R229, 0x8000); /* Set the internal vcore voltage */
LCD_WriteReg(R0, 0x0001); /* Start internal OSC. */
LCD_WriteReg(R1, 0x0100); /* set SS and SM bit */
LCD_WriteReg(R2, 0x0700); /* set 1 line inversion */
LCD_WriteReg(R3, 0x1030); /* set GRAM write direction and BGR=1. */
LCD_WriteReg(R4, 0x0000); /* Resize register */
LCD_WriteReg(R8, 0x0202); /* set the back porch and front porch */
LCD_WriteReg(R9, 0x0000); /* set non-display area refresh cycle ISC[3:0] */
LCD_WriteReg(R10, 0x0000); /* FMARK function */
LCD_WriteReg(R12, 0x0000); /* RGB interface setting */
LCD_WriteReg(R13, 0x0000); /* Frame marker Position */
LCD_WriteReg(R15, 0x0000); /* RGB interface polarity */
/* Power On sequence -----------------------------------------------------*/
LCD_WriteReg(R16, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
LCD_WriteReg(R17, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
LCD_WriteReg(R18, 0x0000); /* VREG1OUT voltage */
LCD_WriteReg(R19, 0x0000); /* VDV[4:0] for VCOM amplitude */
_delay_(20); /* Dis-charge capacitor power voltage (200ms) */
LCD_WriteReg(R16, 0x17B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
LCD_WriteReg(R17, 0x0137); /* DC1[2:0], DC0[2:0], VC[2:0] */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R18, 0x0139); /* VREG1OUT voltage */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R19, 0x1d00); /* VDV[4:0] for VCOM amplitude */
LCD_WriteReg(R41, 0x0013); /* VCM[4:0] for VCOMH */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R32, 0x0000); /* GRAM horizontal Address */
LCD_WriteReg(R33, 0x0000); /* GRAM Vertical Address */
/* Adjust the Gamma Curve ------------------------------------------------*/
LCD_WriteReg(R48, 0x0006);
LCD_WriteReg(R49, 0x0101);
LCD_WriteReg(R50, 0x0003);
LCD_WriteReg(R53, 0x0106);
LCD_WriteReg(R54, 0x0b02);
LCD_WriteReg(R55, 0x0302);
LCD_WriteReg(R56, 0x0707);
LCD_WriteReg(R57, 0x0007);
LCD_WriteReg(R60, 0x0600);
LCD_WriteReg(R61, 0x020b);
/* Set GRAM area ---------------------------------------------------------*/
LCD_WriteReg(R80, 0x0000); /* Horizontal GRAM Start Address */
LCD_WriteReg(R81, 0x00EF); /* Horizontal GRAM End Address */
LCD_WriteReg(R82, 0x0000); /* Vertical GRAM Start Address */
LCD_WriteReg(R83, 0x013F); /* Vertical GRAM End Address */
LCD_WriteReg(R96, 0x2700); /* Gate Scan Line */
LCD_WriteReg(R97, 0x0001); /* NDL,VLE, REV */
LCD_WriteReg(R106, 0x0000); /* set scrolling line */
/* Partial Display Control -----------------------------------------------*/
LCD_WriteReg(R128, 0x0000);
LCD_WriteReg(R129, 0x0000);
LCD_WriteReg(R130, 0x0000);
LCD_WriteReg(R131, 0x0000);
LCD_WriteReg(R132, 0x0000);
LCD_WriteReg(R133, 0x0000);
/* Panel Control ---------------------------------------------------------*/
LCD_WriteReg(R144, 0x0010);
LCD_WriteReg(R146, 0x0000);
LCD_WriteReg(R147, 0x0003);
LCD_WriteReg(R149, 0x0110);
LCD_WriteReg(R151, 0x0000);
LCD_WriteReg(R152, 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(R3, 0x1018);
LCD_WriteReg(R7, 0x0173); /* 262K color and display ON */
}
/**
* @brief Initializes the LCD.
* @param None
* @retval None
*/
void STM3210E_LCD_Init(void)
{
/* Configure the LCD Control pins --------------------------------------------*/
LCD_CtrlLinesConfig();
/* Configure the FSMC Parallel interface -------------------------------------*/
LCD_FSMCConfig();
_delay_(5); /* delay 50 ms */
/* Check if the LCD is SPFD5408B Controller */
if(LCD_ReadReg(0x00) == 0x5408)
{
/* Start Initial Sequence ------------------------------------------------*/
LCD_WriteReg(R1, 0x0100); /* Set SS bit */
LCD_WriteReg(R2, 0x0700); /* Set 1 line inversion */
LCD_WriteReg(R3, 0x1030); /* Set GRAM write direction and BGR=1. */
LCD_WriteReg(R4, 0x0000); /* Resize register */
LCD_WriteReg(R8, 0x0202); /* Set the back porch and front porch */
LCD_WriteReg(R9, 0x0000); /* Set non-display area refresh cycle ISC[3:0] */
LCD_WriteReg(R10, 0x0000); /* FMARK function */
LCD_WriteReg(R12, 0x0000); /* RGB 18-bit System interface setting */
LCD_WriteReg(R13, 0x0000); /* Frame marker Position */
LCD_WriteReg(R15, 0x0000); /* RGB interface polarity, no impact */
/* Power On sequence -----------------------------------------------------*/
LCD_WriteReg(R16, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
LCD_WriteReg(R17, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
LCD_WriteReg(R18, 0x0000); /* VREG1OUT voltage */
LCD_WriteReg(R19, 0x0000); /* VDV[4:0] for VCOM amplitude */
_delay_(20); /* Dis-charge capacitor power voltage (200ms) */
LCD_WriteReg(R17, 0x0007); /* DC1[2:0], DC0[2:0], VC[2:0] */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R16, 0x12B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R18, 0x01BD); /* External reference voltage= Vci */
_delay_(5);
LCD_WriteReg(R19, 0x1400); /* VDV[4:0] for VCOM amplitude */
LCD_WriteReg(R41, 0x000E); /* VCM[4:0] for VCOMH */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R32, 0x0000); /* GRAM horizontal Address */
LCD_WriteReg(R33, 0x013F); /* GRAM Vertical Address */
/* Adjust the Gamma Curve (SPFD5408B)-------------------------------------*/
LCD_WriteReg(R48, 0x0b0d);
LCD_WriteReg(R49, 0x1923);
LCD_WriteReg(R50, 0x1c26);
LCD_WriteReg(R51, 0x261c);
LCD_WriteReg(R52, 0x2419);
LCD_WriteReg(R53, 0x0d0b);
LCD_WriteReg(R54, 0x1006);
LCD_WriteReg(R55, 0x0610);
LCD_WriteReg(R56, 0x0706);
LCD_WriteReg(R57, 0x0304);
LCD_WriteReg(R58, 0x0e05);
LCD_WriteReg(R59, 0x0e01);
LCD_WriteReg(R60, 0x010e);
LCD_WriteReg(R61, 0x050e);
LCD_WriteReg(R62, 0x0403);
LCD_WriteReg(R63, 0x0607);
/* Set GRAM area ---------------------------------------------------------*/
LCD_WriteReg(R80, 0x0000); /* Horizontal GRAM Start Address */
LCD_WriteReg(R81, 0x00EF); /* Horizontal GRAM End Address */
LCD_WriteReg(R82, 0x0000); /* Vertical GRAM Start Address */
LCD_WriteReg(R83, 0x013F); /* Vertical GRAM End Address */
LCD_WriteReg(R96, 0xA700); /* Gate Scan Line */
LCD_WriteReg(R97, 0x0001); /* NDL, VLE, REV */
LCD_WriteReg(R106, 0x0000); /* set scrolling line */
/* Partial Display Control -----------------------------------------------*/
LCD_WriteReg(R128, 0x0000);
LCD_WriteReg(R129, 0x0000);
LCD_WriteReg(R130, 0x0000);
LCD_WriteReg(R131, 0x0000);
LCD_WriteReg(R132, 0x0000);
LCD_WriteReg(R133, 0x0000);
/* Panel Control ---------------------------------------------------------*/
LCD_WriteReg(R144, 0x0010);
LCD_WriteReg(R146, 0x0000);
LCD_WriteReg(R147, 0x0003);
LCD_WriteReg(R149, 0x0110);
LCD_WriteReg(R151, 0x0000);
LCD_WriteReg(R152, 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(R3, 0x1018);
LCD_WriteReg(R7, 0x0112); /* 262K color and display ON */
return;
}
/* Start Initial Sequence ----------------------------------------------------*/
LCD_WriteReg(R229,0x8000); /* Set the internal vcore voltage */
LCD_WriteReg(R0, 0x0001); /* Start internal OSC. */
LCD_WriteReg(R1, 0x0100); /* set SS and SM bit */
LCD_WriteReg(R2, 0x0700); /* set 1 line inversion */
LCD_WriteReg(R3, 0x1030); /* set GRAM write direction and BGR=1. */
LCD_WriteReg(R4, 0x0000); /* Resize register */
LCD_WriteReg(R8, 0x0202); /* set the back porch and front porch */
LCD_WriteReg(R9, 0x0000); /* set non-display area refresh cycle ISC[3:0] */
LCD_WriteReg(R10, 0x0000); /* FMARK function */
LCD_WriteReg(R12, 0x0000); /* RGB interface setting */
LCD_WriteReg(R13, 0x0000); /* Frame marker Position */
LCD_WriteReg(R15, 0x0000); /* RGB interface polarity */
/* Power On sequence ---------------------------------------------------------*/
LCD_WriteReg(R16, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
LCD_WriteReg(R17, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
LCD_WriteReg(R18, 0x0000); /* VREG1OUT voltage */
LCD_WriteReg(R19, 0x0000); /* VDV[4:0] for VCOM amplitude */
_delay_(20); /* Dis-charge capacitor power voltage (200ms) */
LCD_WriteReg(R16, 0x17B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
LCD_WriteReg(R17, 0x0137); /* DC1[2:0], DC0[2:0], VC[2:0] */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R18, 0x0139); /* VREG1OUT voltage */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R19, 0x1d00); /* VDV[4:0] for VCOM amplitude */
LCD_WriteReg(R41, 0x0013); /* VCM[4:0] for VCOMH */
_delay_(5); /* Delay 50 ms */
LCD_WriteReg(R32, 0x0000); /* GRAM horizontal Address */
LCD_WriteReg(R33, 0x0000); /* GRAM Vertical Address */
/* Adjust the Gamma Curve ----------------------------------------------------*/
LCD_WriteReg(R48, 0x0006);
LCD_WriteReg(R49, 0x0101);
LCD_WriteReg(R50, 0x0003);
LCD_WriteReg(R53, 0x0106);
LCD_WriteReg(R54, 0x0b02);
LCD_WriteReg(R55, 0x0302);
LCD_WriteReg(R56, 0x0707);
LCD_WriteReg(R57, 0x0007);
LCD_WriteReg(R60, 0x0600);
LCD_WriteReg(R61, 0x020b);
/* Set GRAM area -------------------------------------------------------------*/
LCD_WriteReg(R80, 0x0000); /* Horizontal GRAM Start Address */
LCD_WriteReg(R81, 0x00EF); /* Horizontal GRAM End Address */
LCD_WriteReg(R82, 0x0000); /* Vertical GRAM Start Address */
LCD_WriteReg(R83, 0x013F); /* Vertical GRAM End Address */
LCD_WriteReg(R96, 0x2700); /* Gate Scan Line */
LCD_WriteReg(R97, 0x0001); /* NDL,VLE, REV */
LCD_WriteReg(R106, 0x0000); /* set scrolling line */
/* Partial Display Control ---------------------------------------------------*/
LCD_WriteReg(R128, 0x0000);
LCD_WriteReg(R129, 0x0000);
LCD_WriteReg(R130, 0x0000);
LCD_WriteReg(R131, 0x0000);
LCD_WriteReg(R132, 0x0000);
LCD_WriteReg(R133, 0x0000);
/* Panel Control -------------------------------------------------------------*/
LCD_WriteReg(R144, 0x0010);
LCD_WriteReg(R146, 0x0000);
LCD_WriteReg(R147, 0x0003);
LCD_WriteReg(R149, 0x0110);
LCD_WriteReg(R151, 0x0000);
LCD_WriteReg(R152, 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(R3, 0x1018);
LCD_WriteReg(R7, 0x0173); /* 262K color and display ON */
}
/**
* @brief Initializes the LCD.
* @param None
* @retval None
*/
void STM3210E_LCD_Init(void)
{
/* Configure the LCD Control pins */
LCD_CtrlLinesConfig();
/* Configure the FSMC Parallel interface */
LCD_FSMCConfig();
/* delay 50 ms */
_delay_(5);
/* Read the LCD ID */
LCD_ID = LCD_ReadReg(0x00);
/* Check if the LCD is HX8347D Controller */
if (LCD_ID == LCD_HX8347D) {
/* Driving ability setting */
LCD_WriteReg(LCD_REG_234, 0x00);
LCD_WriteReg(LCD_REG_235, 0x20);
LCD_WriteReg(LCD_REG_236, 0x0C);
LCD_WriteReg(LCD_REG_237, 0xC4);
LCD_WriteReg(LCD_REG_232, 0x40);
LCD_WriteReg(LCD_REG_233, 0x38);
LCD_WriteReg(LCD_REG_241, 0x01); /* RGB 18-bit interface ;0x0110 */
LCD_WriteReg(LCD_REG_242, 0x10);
LCD_WriteReg(LCD_REG_39, 0xA3);
/* Adjust the Gamma Curve */
LCD_WriteReg(LCD_REG_64, 0x01);
LCD_WriteReg(LCD_REG_65, 0x00);
LCD_WriteReg(LCD_REG_66, 0x00);
LCD_WriteReg(LCD_REG_67, 0x10);
LCD_WriteReg(LCD_REG_68, 0x0E);
LCD_WriteReg(LCD_REG_69, 0x24);
LCD_WriteReg(LCD_REG_70, 0x04);
LCD_WriteReg(LCD_REG_71, 0x50);
LCD_WriteReg(LCD_REG_72, 0x02);
LCD_WriteReg(LCD_REG_73, 0x13);
LCD_WriteReg(LCD_REG_74, 0x19);
LCD_WriteReg(LCD_REG_75, 0x19);
LCD_WriteReg(LCD_REG_76, 0x16);
LCD_WriteReg(LCD_REG_80, 0x1B);
LCD_WriteReg(LCD_REG_81, 0x31);
LCD_WriteReg(LCD_REG_82, 0x2F);
LCD_WriteReg(LCD_REG_83, 0x3F);
LCD_WriteReg(LCD_REG_84, 0x3F);
LCD_WriteReg(LCD_REG_85, 0x3E);
LCD_WriteReg(LCD_REG_86, 0x2F);
LCD_WriteReg(LCD_REG_87, 0x7B);
LCD_WriteReg(LCD_REG_88, 0x09);
LCD_WriteReg(LCD_REG_89, 0x06);
LCD_WriteReg(LCD_REG_90, 0x06);
LCD_WriteReg(LCD_REG_91, 0x0C);
LCD_WriteReg(LCD_REG_92, 0x1D);
LCD_WriteReg(LCD_REG_93, 0xCC);
/* Power voltage setting */
LCD_WriteReg(LCD_REG_27, 0x1B);
LCD_WriteReg(LCD_REG_26, 0x01);
LCD_WriteReg(LCD_REG_36, 0x2F);
LCD_WriteReg(LCD_REG_37, 0x57);
/*****VCOM offset ****/
LCD_WriteReg(LCD_REG_35, 0x86);
/* Power on setting */
LCD_WriteReg(LCD_REG_24, 0x36); /* Display frame rate:75Hz(2.85MHz X 117%) */
LCD_WriteReg(LCD_REG_25, 0x01); /* Internal oscillator start to oscillate */
LCD_WriteReg(LCD_REG_1, 0x00);
LCD_WriteReg(LCD_REG_31, 0x88); /* Step-up Circuit 1 on,open abnormal power-off monitor */
_delay_(6);
LCD_WriteReg(LCD_REG_31, 0x80); /* Step-up Circuit 1 off */
_delay_(6);
LCD_WriteReg(LCD_REG_31, 0x90); /* VCOML voltage can output to negative voltage,
(1.0V ~ VCL+0.5V) */
_delay_(6);
LCD_WriteReg(LCD_REG_31, 0xD0); /* Step-up Circuit 2 on */
_delay_(6);
LCD_WriteReg(LCD_REG_23, 0x05); /* COLMOD control */
/* Set GRAM Area - Partial Display Control */
LCD_WriteReg(LCD_REG_1, 0x00); /* Scroll off */
LCD_WriteReg(LCD_REG_2, 0x00);
LCD_WriteReg(LCD_REG_3, 0x00);
LCD_WriteReg(LCD_REG_4, 0x01); /* X,Y swap */
LCD_WriteReg(LCD_REG_5, 0x3F); /* X,Y swap */
LCD_WriteReg(LCD_REG_6, 0x00);
LCD_WriteReg(LCD_REG_7, 0x00);
LCD_WriteReg(LCD_REG_8, 0x00); /* X,Y swap */
LCD_WriteReg(LCD_REG_9, 0xEF); /* X,Y swap */
/* Memory access control */
/* bit7 controls left,right swap(X) */
/* bit6 controls up,down swap(Y) */
/* bit5 controls X,Y swap */
LCD_WriteReg(LCD_REG_22, 0x28);
/* SET PANEL */
LCD_WriteReg(LCD_REG_54, 0x00); /* Panel characteristic control */
LCD_WriteReg(LCD_REG_54, 0x04); /* Panel characteristic control: gate driver shift reverse[work] */
LCD_WriteReg(LCD_REG_40, 0x38); /* Display control3: source output->PT(0,0) */
_delay_(20);
LCD_WriteReg(LCD_REG_40, 0x3C); /* Display control3: source output->Display */
} else {
/* Check if the LCD is SPFD5408B Controller */
if (LCD_ReadReg(0x00) == 0x5408) {
/* Start Initial Sequence ------------------------------------------------ */
LCD_WriteReg(LCD_REG_1, 0x0100); /* Set SS 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 18-bit System interface setting */
LCD_WriteReg(LCD_REG_13, 0x0000); /* Frame marker Position */
LCD_WriteReg(LCD_REG_15, 0x0000); /* RGB interface polarity, no impact */
/* 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_(60); /* Dis-charge capacitor power voltage (200ms) */
LCD_WriteReg(LCD_REG_17, 0x0007); /* DC1[2:0], DC0[2:0], VC[2:0] */
_delay_(20); /* Delay 50 ms */
LCD_WriteReg(LCD_REG_16, 0x12B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
_delay_(20); /* Delay 50 ms */
LCD_WriteReg(LCD_REG_18, 0x01BD); /* External reference voltage= Vci */
_delay_(20);
LCD_WriteReg(LCD_REG_19, 0x1400); /* VDV[4:0] for VCOM amplitude */
LCD_WriteReg(LCD_REG_41, 0x000E); /* VCM[4:0] for VCOMH */
_delay_(20); /* 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 (SPFD5408B)------------------------------------- */
LCD_WriteReg(LCD_REG_48, 0x0b0d);
LCD_WriteReg(LCD_REG_49, 0x1923);
LCD_WriteReg(LCD_REG_50, 0x1c26);
LCD_WriteReg(LCD_REG_51, 0x261c);
LCD_WriteReg(LCD_REG_52, 0x2419);
LCD_WriteReg(LCD_REG_53, 0x0d0b);
LCD_WriteReg(LCD_REG_54, 0x1006);
LCD_WriteReg(LCD_REG_55, 0x0610);
LCD_WriteReg(LCD_REG_56, 0x0706);
LCD_WriteReg(LCD_REG_57, 0x0304);
LCD_WriteReg(LCD_REG_58, 0x0e05);
LCD_WriteReg(LCD_REG_59, 0x0e01);
LCD_WriteReg(LCD_REG_60, 0x010e);
LCD_WriteReg(LCD_REG_61, 0x050e);
LCD_WriteReg(LCD_REG_62, 0x0403);
LCD_WriteReg(LCD_REG_63, 0x0607);
/* 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 */
LCD_SetFont(&LCD_DEFAULT_FONT);
return;
}
/* 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_(20); /* Delay 50 ms */
LCD_WriteReg(LCD_REG_18, 0x0139); /* VREG1OUT voltage */
_delay_(20); /* 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_(20); /* 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 */
}
LCD_SetFont(&LCD_DEFAULT_FONT);
}