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Merge pull request #2 from nongxiaoming/stm32f429-disco 

[bsp] stm32:fix the lcd driver for stm32f429 discovery board.
This commit is contained in:
Bernard Xiong 2020-08-12 16:56:48 +08:00 committed by GitHub
parent ea01edb6ec 1af61b3bc7
commit bea966ee9d
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
8 changed files with 479 additions and 15 deletions
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2
bsp/stm32/stm32f429-st-disco/.config
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@ -144,7 +144,7 @@ CONFIG_RT_USING_PIN=y
# CONFIG_RT_USING_PM is not set
# CONFIG_RT_USING_RTC is not set
# CONFIG_RT_USING_SDIO is not set
# CONFIG_RT_USING_SPI is not set
CONFIG_RT_USING_SPI=y
# CONFIG_RT_USING_WDT is not set
# CONFIG_RT_USING_AUDIO is not set
# CONFIG_RT_USING_SENSOR is not set

2
bsp/stm32/stm32f429-st-disco/board/Kconfig
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@ -68,7 +68,7 @@ menu "On-chip Peripheral Drivers"
menuconfig BSP_USING_SPI
bool "Enable SPI BUS"
select RT_USING_SPI
default n
default y
if BSP_USING_SPI
config BSP_USING_SPI3
bool "Enable SPI3 BUS"

3
bsp/stm32/stm32f429-st-disco/board/SConscript
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@ -27,6 +27,9 @@ if GetDepend(['BSP_USING_SDCARD']):
if GetDepend(['BSP_USING_QSPI']):
src += ['ports/drv_qspi_flash.c']
if GetDepend(['BSP_USING_LCD']):
src += ['ports/ili9341.c']
path = [cwd]
path += [cwd + '/CubeMX_Config/Inc']
path += [cwd + '/ports']

17
bsp/stm32/stm32f429-st-disco/board/board.c
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@ -48,12 +48,15 @@ void SystemClock_Config(void)
{
Error_Handler();
}
/*##-2- LTDC Clock Configuration ###########################################*/
/* LCD clock configuration */
/* PLLSAI_VCO Input = HSE_VALUE/PLL_M = 1 MHz */
/* PLLSAI_VCO Output = PLLSAI_VCO Input * PLLSAIN = 192 MHz */
/* PLLLCDCLK = PLLSAI_VCO Output/PLLSAIR = 192/4 = 48 MHz */
/* LTDC clock frequency = PLLLCDCLK / RCC_PLLSAIDIVR_8 = 48/8 = 6 MHz */
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LTDC;
PeriphClkInitStruct.PLLSAI.PLLSAIN = 50;
PeriphClkInitStruct.PLLSAI.PLLSAIR = 2;
PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_2;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
{
Error_Handler();
}
PeriphClkInitStruct.PLLSAI.PLLSAIN = 192;
PeriphClkInitStruct.PLLSAI.PLLSAIR = 4;
PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_8;
HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
}

313
bsp/stm32/stm32f429-st-disco/board/ports/ili9341.c Normal file
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@ -0,0 +1,313 @@
/*
* File : ili9341.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2020, RT-Thread Development Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Change Logs:
* Date Author Notes
* 2020-08-11 RT-Thread the first version
*/
#include "rtthread.h"
#include "stm32f4xx_hal.h"
#include "ili9341.h"
/**
* @brief LCD Control pin
*/
#define LCD_NCS_PIN GPIO_PIN_2
#define LCD_NCS_GPIO_PORT GPIOC
#define LCD_NCS_GPIO_CLK_ENABLE() __HAL_RCC_GPIOC_CLK_ENABLE()
#define LCD_NCS_GPIO_CLK_DISABLE() __HAL_RCC_GPIOC_CLK_DISABLE()
/**
* @brief LCD Command/data pin
*/
#define LCD_WRX_PIN GPIO_PIN_13
#define LCD_WRX_GPIO_PORT GPIOD
#define LCD_WRX_GPIO_CLK_ENABLE() __HAL_RCC_GPIOD_CLK_ENABLE()
#define LCD_WRX_GPIO_CLK_DISABLE() __HAL_RCC_GPIOD_CLK_DISABLE()
#define LCD_RDX_PIN GPIO_PIN_12
#define LCD_RDX_GPIO_PORT GPIOD
#define LCD_RDX_GPIO_CLK_ENABLE() __HAL_RCC_GPIOD_CLK_ENABLE()
#define LCD_RDX_GPIO_CLK_DISABLE() __HAL_RCC_GPIOD_CLK_DISABLE()
/* Maximum Timeout values for flags waiting loops */
#define SPIx_TIMEOUT_MAX ((uint32_t)0x1000)
/* Chip Select macro definition */
#define LCD_CS_LOW() HAL_GPIO_WritePin(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, GPIO_PIN_RESET)
#define LCD_CS_HIGH() HAL_GPIO_WritePin(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, GPIO_PIN_SET)
/* Set WRX High to send data */
#define LCD_WRX_LOW() HAL_GPIO_WritePin(LCD_WRX_GPIO_PORT, LCD_WRX_PIN, GPIO_PIN_RESET)
#define LCD_WRX_HIGH() HAL_GPIO_WritePin(LCD_WRX_GPIO_PORT, LCD_WRX_PIN, GPIO_PIN_SET)
/* Set WRX High to send data */
#define LCD_RDX_LOW() HAL_GPIO_WritePin(LCD_RDX_GPIO_PORT, LCD_RDX_PIN, GPIO_PIN_RESET)
#define LCD_RDX_HIGH() HAL_GPIO_WritePin(LCD_RDX_GPIO_PORT, LCD_RDX_PIN, GPIO_PIN_SET)
static uint8_t Is_LCD_IO_Initialized = 0;
static SPI_HandleTypeDef SpiHandle;
/**
* @brief SPIx Bus initialization
*/
static void SPIx_Init(void)
{
if(HAL_SPI_GetState(&SpiHandle) == HAL_SPI_STATE_RESET)
{
/* SPI configuration -----------------------------------------------------*/
SpiHandle.Instance = SPI5;
/* SPI baudrate is set to 5.6 MHz (PCLK2/SPI_BaudRatePrescaler = 90/16 = 5.625 MHz)
*/
SpiHandle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16;
/* On STM32F429I-Discovery, LCD ID cannot be read then keep a common configuration */
/* for LCD and GYRO (SPI_DIRECTION_2LINES) */
/* Note: To read a register a LCD, SPI_DIRECTION_1LINE should be set */
SpiHandle.Init.Direction = SPI_DIRECTION_2LINES;
SpiHandle.Init.CLKPhase = SPI_PHASE_1EDGE;
SpiHandle.Init.CLKPolarity = SPI_POLARITY_LOW;
SpiHandle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLED;
SpiHandle.Init.CRCPolynomial = 7;
SpiHandle.Init.DataSize = SPI_DATASIZE_8BIT;
SpiHandle.Init.FirstBit = SPI_FIRSTBIT_MSB;
SpiHandle.Init.NSS = SPI_NSS_SOFT;
SpiHandle.Init.TIMode = SPI_TIMODE_DISABLED;
SpiHandle.Init.Mode = SPI_MODE_MASTER;
HAL_SPI_Init(&SpiHandle);
}
}
/**
* @brief Configures the LCD_SPI interface.
*/
static void LCD_GPIO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
if(Is_LCD_IO_Initialized == 0)
{
Is_LCD_IO_Initialized = 1;
/* Configure NCS in Output Push-Pull mode */
LCD_WRX_GPIO_CLK_ENABLE();
GPIO_InitStructure.Pin = LCD_WRX_PIN;
GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStructure.Pull = GPIO_NOPULL;
GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
HAL_GPIO_Init(LCD_WRX_GPIO_PORT, &GPIO_InitStructure);
LCD_RDX_GPIO_CLK_ENABLE();
GPIO_InitStructure.Pin = LCD_RDX_PIN;
GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStructure.Pull = GPIO_NOPULL;
GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
HAL_GPIO_Init(LCD_RDX_GPIO_PORT, &GPIO_InitStructure);
/* Configure the LCD Control pins ----------------------------------------*/
LCD_NCS_GPIO_CLK_ENABLE();
/* Configure NCS in Output Push-Pull mode */
GPIO_InitStructure.Pin = LCD_NCS_PIN;
GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStructure.Pull = GPIO_NOPULL;
GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
HAL_GPIO_Init(LCD_NCS_GPIO_PORT, &GPIO_InitStructure);
/* Set or Reset the control line */
LCD_CS_LOW();
LCD_CS_HIGH();
SPIx_Init();
}
}
/**
* @brief Writes data to the selected LCD register.
* @param data: data to lcd.
* @retval None
*/
static void ili9341_write_data(uint16_t data)
{
/* Set WRX to send data */
LCD_WRX_HIGH();
/* Reset LCD control line(/CS) and Send data */
LCD_CS_LOW();
HAL_SPI_Transmit(&SpiHandle, (uint8_t*) &data, 1, SPIx_TIMEOUT_MAX);
/* Deselect: Chip Select high */
LCD_CS_HIGH();
}
/**
* @brief Writes to the selected LCD register.
* @param reg: address of the selected register.
* @retval None
*/
static void ili9341_write_register(uint8_t reg)
{
/* Reset WRX to send command */
LCD_WRX_LOW();
/* Reset LCD control line(/CS) and Send command */
LCD_CS_LOW();
HAL_SPI_Transmit(&SpiHandle, (uint8_t*) &reg, 1, SPIx_TIMEOUT_MAX);
/* Deselect: Chip Select high */
LCD_CS_HIGH();
}
/**
* @brief Power on the LCD.
* @param None
* @retval int
*/
int ili9341_hw_init(void)
{
/* Initialize ILI9341 low level bus layer ----------------------------------*/
LCD_GPIO_Init();
/* Configure LCD */
ili9341_write_register(0xCA);
ili9341_write_data(0xC3);
ili9341_write_data(0x08);
ili9341_write_data(0x50);
ili9341_write_register(LCD_POWERB);
ili9341_write_data(0x00);
ili9341_write_data(0xC1);
ili9341_write_data(0x30);
ili9341_write_register(LCD_POWER_SEQ);
ili9341_write_data(0x64);
ili9341_write_data(0x03);
ili9341_write_data(0x12);
ili9341_write_data(0x81);
ili9341_write_register(LCD_DTCA);
ili9341_write_data(0x85);
ili9341_write_data(0x00);
ili9341_write_data(0x78);
ili9341_write_register(LCD_POWERA);
ili9341_write_data(0x39);
ili9341_write_data(0x2C);
ili9341_write_data(0x00);
ili9341_write_data(0x34);
ili9341_write_data(0x02);
ili9341_write_register(LCD_PRC);
ili9341_write_data(0x20);
ili9341_write_register(LCD_DTCB);
ili9341_write_data(0x00);
ili9341_write_data(0x00);
ili9341_write_register(LCD_FRMCTR1);
ili9341_write_data(0x00);
ili9341_write_data(0x1B);
ili9341_write_register(LCD_DFC);
ili9341_write_data(0x0A);
ili9341_write_data(0xA2);
ili9341_write_register(LCD_POWER1);
ili9341_write_data(0x10);
ili9341_write_register(LCD_POWER2);
ili9341_write_data(0x10);
ili9341_write_register(LCD_VCOM1);
ili9341_write_data(0x45);
ili9341_write_data(0x15);
ili9341_write_register(LCD_VCOM2);
ili9341_write_data(0x90);
ili9341_write_register(LCD_MAC);
ili9341_write_data(0xC8);
ili9341_write_register(LCD_3GAMMA_EN);
ili9341_write_data(0x00);
ili9341_write_register(LCD_RGB_INTERFACE);
ili9341_write_data(0xC2);
ili9341_write_register(LCD_DFC);
ili9341_write_data(0x0A);
ili9341_write_data(0xA7);
ili9341_write_data(0x27);
ili9341_write_data(0x04);
/* Colomn address set */
ili9341_write_register(LCD_COLUMN_ADDR);
ili9341_write_data(0x00);
ili9341_write_data(0x00);
ili9341_write_data(0x00);
ili9341_write_data(0xEF);
/* Page address set */
ili9341_write_register(LCD_PAGE_ADDR);
ili9341_write_data(0x00);
ili9341_write_data(0x00);
ili9341_write_data(0x01);
ili9341_write_data(0x3F);
ili9341_write_register(LCD_INTERFACE);
ili9341_write_data(0x01);
ili9341_write_data(0x00);
ili9341_write_data(0x06);
ili9341_write_register(LCD_GRAM);
rt_thread_mdelay(20);
ili9341_write_register(LCD_GAMMA);
ili9341_write_data(0x01);
ili9341_write_register(LCD_PGAMMA);
ili9341_write_data(0x0F);
ili9341_write_data(0x29);
ili9341_write_data(0x24);
ili9341_write_data(0x0C);
ili9341_write_data(0x0E);
ili9341_write_data(0x09);
ili9341_write_data(0x4E);
ili9341_write_data(0x78);
ili9341_write_data(0x3C);
ili9341_write_data(0x09);
ili9341_write_data(0x13);
ili9341_write_data(0x05);
ili9341_write_data(0x17);
ili9341_write_data(0x11);
ili9341_write_data(0x00);
ili9341_write_register(LCD_NGAMMA);
ili9341_write_data(0x00);
ili9341_write_data(0x16);
ili9341_write_data(0x1B);
ili9341_write_data(0x04);
ili9341_write_data(0x11);
ili9341_write_data(0x07);
ili9341_write_data(0x31);
ili9341_write_data(0x33);
ili9341_write_data(0x42);
ili9341_write_data(0x05);
ili9341_write_data(0x0C);
ili9341_write_data(0x0A);
ili9341_write_data(0x28);
ili9341_write_data(0x2F);
ili9341_write_data(0x0F);
ili9341_write_register(LCD_SLEEP_OUT);
rt_thread_mdelay(20);
ili9341_write_register(LCD_DISPLAY_ON);
/* GRAM start writing */
ili9341_write_register(LCD_GRAM);
return 0;
}
INIT_DEVICE_EXPORT(ili9341_hw_init);

145
bsp/stm32/stm32f429-st-disco/board/ports/ili9341.h Normal file
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@ -0,0 +1,145 @@
/*
* File : ili9341.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2020, RT-Thread Development Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Change Logs:
* Date Author Notes
* 2020-08-11 RT-Thread the first version
*/
#ifndef __ILI9341_H
#define __ILI9341_H
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief ILI9341 chip IDs
*/
#define ILI9341_ID 0x9341
/**
* @brief ILI9341 Registers
*/
/* Level 1 Commands */
#define LCD_SWRESET 0x01 /* Software Reset */
#define LCD_READ_DISPLAY_ID 0x04 /* Read display identification information */
#define LCD_RDDST 0x09 /* Read Display Status */
#define LCD_RDDPM 0x0A /* Read Display Power Mode */
#define LCD_RDDMADCTL 0x0B /* Read Display MADCTL */
#define LCD_RDDCOLMOD 0x0C /* Read Display Pixel Format */
#define LCD_RDDIM 0x0D /* Read Display Image Format */
#define LCD_RDDSM 0x0E /* Read Display Signal Mode */
#define LCD_RDDSDR 0x0F /* Read Display Self-Diagnostic Result */
#define LCD_SPLIN 0x10 /* Enter Sleep Mode */
#define LCD_SLEEP_OUT 0x11 /* Sleep out register */
#define LCD_PTLON 0x12 /* Partial Mode ON */
#define LCD_NORMAL_MODE_ON 0x13 /* Normal Display Mode ON */
#define LCD_DINVOFF 0x20 /* Display Inversion OFF */
#define LCD_DINVON 0x21 /* Display Inversion ON */
#define LCD_GAMMA 0x26 /* Gamma register */
#define LCD_DISPLAY_OFF 0x28 /* Display off register */
#define LCD_DISPLAY_ON 0x29 /* Display on register */
#define LCD_COLUMN_ADDR 0x2A /* Colomn address register */
#define LCD_PAGE_ADDR 0x2B /* Page address register */
#define LCD_GRAM 0x2C /* GRAM register */
#define LCD_RGBSET 0x2D /* Color SET */
#define LCD_RAMRD 0x2E /* Memory Read */
#define LCD_PLTAR 0x30 /* Partial Area */
#define LCD_VSCRDEF 0x33 /* Vertical Scrolling Definition */
#define LCD_TEOFF 0x34 /* Tearing Effect Line OFF */
#define LCD_TEON 0x35 /* Tearing Effect Line ON */
#define LCD_MAC 0x36 /* Memory Access Control register*/
#define LCD_VSCRSADD 0x37 /* Vertical Scrolling Start Address */
#define LCD_IDMOFF 0x38 /* Idle Mode OFF */
#define LCD_IDMON 0x39 /* Idle Mode ON */
#define LCD_PIXEL_FORMAT 0x3A /* Pixel Format register */
#define LCD_WRITE_MEM_CONTINUE 0x3C /* Write Memory Continue */
#define LCD_READ_MEM_CONTINUE 0x3E /* Read Memory Continue */
#define LCD_SET_TEAR_SCANLINE 0x44 /* Set Tear Scanline */
#define LCD_GET_SCANLINE 0x45 /* Get Scanline */
#define LCD_WDB 0x51 /* Write Brightness Display register */
#define LCD_RDDISBV 0x52 /* Read Display Brightness */
#define LCD_WCD 0x53 /* Write Control Display register*/
#define LCD_RDCTRLD 0x54 /* Read CTRL Display */
#define LCD_WRCABC 0x55 /* Write Content Adaptive Brightness Control */
#define LCD_RDCABC 0x56 /* Read Content Adaptive Brightness Control */
#define LCD_WRITE_CABC 0x5E /* Write CABC Minimum Brightness */
#define LCD_READ_CABC 0x5F /* Read CABC Minimum Brightness */
#define LCD_READ_ID1 0xDA /* Read ID1 */
#define LCD_READ_ID2 0xDB /* Read ID2 */
#define LCD_READ_ID3 0xDC /* Read ID3 */
/* Level 2 Commands */
#define LCD_RGB_INTERFACE 0xB0 /* RGB Interface Signal Control */
#define LCD_FRMCTR1 0xB1 /* Frame Rate Control (In Normal Mode) */
#define LCD_FRMCTR2 0xB2 /* Frame Rate Control (In Idle Mode) */
#define LCD_FRMCTR3 0xB3 /* Frame Rate Control (In Partial Mode) */
#define LCD_INVTR 0xB4 /* Display Inversion Control */
#define LCD_BPC 0xB5 /* Blanking Porch Control register */
#define LCD_DFC 0xB6 /* Display Function Control register */
#define LCD_ETMOD 0xB7 /* Entry Mode Set */
#define LCD_BACKLIGHT1 0xB8 /* Backlight Control 1 */
#define LCD_BACKLIGHT2 0xB9 /* Backlight Control 2 */
#define LCD_BACKLIGHT3 0xBA /* Backlight Control 3 */
#define LCD_BACKLIGHT4 0xBB /* Backlight Control 4 */
#define LCD_BACKLIGHT5 0xBC /* Backlight Control 5 */
#define LCD_BACKLIGHT7 0xBE /* Backlight Control 7 */
#define LCD_BACKLIGHT8 0xBF /* Backlight Control 8 */
#define LCD_POWER1 0xC0 /* Power Control 1 register */
#define LCD_POWER2 0xC1 /* Power Control 2 register */
#define LCD_VCOM1 0xC5 /* VCOM Control 1 register */
#define LCD_VCOM2 0xC7 /* VCOM Control 2 register */
#define LCD_NVMWR 0xD0 /* NV Memory Write */
#define LCD_NVMPKEY 0xD1 /* NV Memory Protection Key */
#define LCD_RDNVM 0xD2 /* NV Memory Status Read */
#define LCD_READ_ID4 0xD3 /* Read ID4 */
#define LCD_PGAMMA 0xE0 /* Positive Gamma Correction register */
#define LCD_NGAMMA 0xE1 /* Negative Gamma Correction register */
#define LCD_DGAMCTRL1 0xE2 /* Digital Gamma Control 1 */
#define LCD_DGAMCTRL2 0xE3 /* Digital Gamma Control 2 */
#define LCD_INTERFACE 0xF6 /* Interface control register */
/* Extend register commands */
#define LCD_POWERA 0xCB /* Power control A register */
#define LCD_POWERB 0xCF /* Power control B register */
#define LCD_DTCA 0xE8 /* Driver timing control A */
#define LCD_DTCB 0xEA /* Driver timing control B */
#define LCD_POWER_SEQ 0xED /* Power on sequence register */
#define LCD_3GAMMA_EN 0xF2 /* 3 Gamma enable register */
#define LCD_PRC 0xF7 /* Pump ratio control register */
/* Size of read registers */
#define LCD_READ_ID4_SIZE 3 /* Size of Read ID4 */
/** @defgroup ILI9341_Exported_Functions
* @{
*/
int ili9341_hw_init(void);
#ifdef __cplusplus
}
#endif
#endif /* __ILI9341_H */

10
bsp/stm32/stm32f429-st-disco/board/ports/lcd_port.h
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@ -18,12 +18,12 @@
#define LCD_BUF_SIZE (LCD_WIDTH * LCD_HEIGHT * LCD_BITS_PER_PIXEL / 8)
#define LCD_PIXEL_FORMAT RTGRAPHIC_PIXEL_FORMAT_RGB565
#define LCD_HSYNC_WIDTH 2
#define LCD_HSYNC_WIDTH 10
#define LCD_VSYNC_HEIGHT 2
#define LCD_HBP 46
#define LCD_VBP 23
#define LCD_HFP 22
#define LCD_VFP 22
#define LCD_HBP 20
#define LCD_VBP 2
#define LCD_HFP 10
#define LCD_VFP 5
#define LCD_BACKLIGHT_USING_GPIO
#define LCD_BL_GPIO_NUM GET_PIN(D, 7)

2
bsp/stm32/stm32f429-st-disco/rtconfig.h
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@ -92,7 +92,7 @@
#define RT_USING_I2C
#define RT_USING_I2C_BITOPS
#define RT_USING_PIN
#define RT_USING_SPI
/* Using USB */