增加看门狗和 tft 屏驱动

bsp/stm32/stm32f746-st-disco/.config

@@ -207,6 +207,7 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_WEBTERMINAL is not set
 # CONFIG_PKG_USING_CJSON is not set
 # CONFIG_PKG_USING_JSMN is not set
+# CONFIG_PKG_USING_LIBMODBUS is not set
 # CONFIG_PKG_USING_LJSON is not set
 # CONFIG_PKG_USING_EZXML is not set
 # CONFIG_PKG_USING_NANOPB is not set
@@ -240,6 +241,7 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_AZURE is not set
 # CONFIG_PKG_USING_TENCENT_IOTKIT is not set
 # CONFIG_PKG_USING_NIMBLE is not set
+# CONFIG_PKG_USING_OTA_DOWNLOADER is not set
 
 #
 # security packages
@@ -293,6 +295,18 @@ CONFIG_RT_USING_PIN=y
 #
 # peripheral libraries and drivers
 #
+
+#
+# sensors drivers
+#
+# CONFIG_PKG_USING_LSM6DSL is not set
+# CONFIG_PKG_USING_LPS22HB is not set
+# CONFIG_PKG_USING_HTS221 is not set
+# CONFIG_PKG_USING_LSM303AGR is not set
+# CONFIG_PKG_USING_BME280 is not set
+# CONFIG_PKG_USING_BMA400 is not set
+# CONFIG_PKG_USING_BMI160_BMX160 is not set
+# CONFIG_PKG_USING_SPL0601 is not set
 # CONFIG_PKG_USING_REALTEK_AMEBA is not set
 # CONFIG_PKG_USING_SHT2X is not set
 # CONFIG_PKG_USING_AHT10 is not set
@@ -303,6 +317,7 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_BUTTON is not set
 # CONFIG_PKG_USING_MPU6XXX is not set
 # CONFIG_PKG_USING_PCF8574 is not set
+# CONFIG_PKG_USING_SX12XX is not set
 # CONFIG_PKG_USING_KENDRYTE_SDK is not set
 
 #
@@ -343,6 +358,7 @@ CONFIG_SOC_STM32F746NG=y
 CONFIG_BSP_USING_USB_TO_USART=y
 # CONFIG_BSP_USING_SDRAM is not set
 # CONFIG_BSP_USING_QSPI_FLASH is not set
+# CONFIG_BSP_USING_LCD is not set
 # CONFIG_BSP_USING_ETH is not set
 # CONFIG_BSP_USING_SDCARD is not set
 
@@ -355,7 +371,10 @@ CONFIG_BSP_USING_UART1=y
 # CONFIG_BSP_UART1_RX_USING_DMA is not set
 # CONFIG_BSP_USING_ON_CHIP_FLASH is not set
 # CONFIG_BSP_USING_QSPI is not set
+# CONFIG_BSP_USING_WDT is not set
 # CONFIG_BSP_USING_SDIO is not set
+# CONFIG_BSP_USING_FMC is not set
+# CONFIG_BSP_USING_LTDC is not set
 
 #
 # Board extended module Drivers

bsp/stm32/stm32f746-st-disco/README.md

@@ -43,7 +43,7 @@ STM32F746-disco 是 ST 推出的一款基于 ARM Cortex-M7 内核的开发板，
 | 以太网            |   支持    |            RMII                   |
 | SDRAM             |  支持     |            SDRAM1                           |
 | SD卡              |   支持   |            SD 4bits               |
-| 4.3寸电容屏       |   暂不支持   |                               |
+| 4.3寸电容屏       |   支持   |            LTDC                   |
 | MEMS麦克风        |   暂不支持   |                               |
 
 | **片上外设** | **支持情况** |               **备注**                |
@@ -54,8 +54,8 @@ STM32F746-disco 是 ST 推出的一款基于 ARM Cortex-M7 内核的开发板，
 | QSPI              |  支持    | QSPI1                        |
 | I2C               |  暂不支持    | 即将支持                        |
 | FLASH             |  支持    |                         |
-| WDT               |  暂不支持    | 即将支持                        |
-| SDIO              |   支持   | 支持                              |
+| WDT               |  支持    |                         |
+| SDIO              |   支持   |                               |
 | USB Device        |   暂不支持   | 即将支持                              |
 | USB Host          |   暂不支持   | 即将支持                              |
 | SAI               |   暂不支持   | 即将支持                              |

bsp/stm32/stm32f746-st-disco/board/CubeMX_Config/CubeMX_Config.ioc

@@ -6,84 +6,115 @@ KeepUserPlacement=false
 Mcu.Family=STM32F7
 Mcu.IP0=CORTEX_M7
 Mcu.IP1=ETH
+Mcu.IP10=USART1
 Mcu.IP2=FMC
-Mcu.IP3=NVIC
-Mcu.IP4=QUADSPI
-Mcu.IP5=RCC
-Mcu.IP6=SDMMC1
-Mcu.IP7=SYS
-Mcu.IP8=USART1
-Mcu.IPNb=9
+Mcu.IP3=IWDG
+Mcu.IP4=LTDC
+Mcu.IP5=NVIC
+Mcu.IP6=QUADSPI
+Mcu.IP7=RCC
+Mcu.IP8=SDMMC1
+Mcu.IP9=SYS
+Mcu.IPNb=11
 Mcu.Name=STM32F746NGHx
 Mcu.Package=TFBGA216
-Mcu.Pin0=PE2
-Mcu.Pin1=PG14
-Mcu.Pin10=PD0
-Mcu.Pin11=PC11
-Mcu.Pin12=PC10
-Mcu.Pin13=PD1
-Mcu.Pin14=PF0
-Mcu.Pin15=PD2
-Mcu.Pin16=PC14/OSC32_IN
-Mcu.Pin17=PF1
-Mcu.Pin18=PA9
-Mcu.Pin19=PC15/OSC32_OUT
-Mcu.Pin2=PC12
-Mcu.Pin20=PK1
-Mcu.Pin21=PC9
-Mcu.Pin22=PH0/OSC_IN
-Mcu.Pin23=PF2
-Mcu.Pin24=PC8
-Mcu.Pin25=PH1/OSC_OUT
-Mcu.Pin26=PF3
-Mcu.Pin27=PJ8
-Mcu.Pin28=PG8
-Mcu.Pin29=PF4
-Mcu.Pin3=PA14
-Mcu.Pin30=PH5
-Mcu.Pin31=PH3
-Mcu.Pin32=PF5
-Mcu.Pin33=PD15
-Mcu.Pin34=PD10
-Mcu.Pin35=PC3
-Mcu.Pin36=PD14
-Mcu.Pin37=PD9
-Mcu.Pin38=PD8
-Mcu.Pin39=PC1
-Mcu.Pin4=PA13
-Mcu.Pin40=PB2
-Mcu.Pin41=PF12
-Mcu.Pin42=PF15
-Mcu.Pin43=PD12
-Mcu.Pin44=PD13
-Mcu.Pin45=PA1
-Mcu.Pin46=PC4
-Mcu.Pin47=PF13
-Mcu.Pin48=PG0
-Mcu.Pin49=PE8
-Mcu.Pin5=PG13
-Mcu.Pin50=PD11
-Mcu.Pin51=PG5
-Mcu.Pin52=PG4
-Mcu.Pin53=PA2
-Mcu.Pin54=PC5
-Mcu.Pin55=PF14
-Mcu.Pin56=PF11
-Mcu.Pin57=PE9
-Mcu.Pin58=PE11
-Mcu.Pin59=PE14
-Mcu.Pin6=PB7
-Mcu.Pin60=PA7
-Mcu.Pin61=PE7
-Mcu.Pin62=PE10
-Mcu.Pin63=PE12
-Mcu.Pin64=PE15
-Mcu.Pin65=PE13
-Mcu.Pin66=VP_SYS_VS_Systick
-Mcu.Pin7=PB6
-Mcu.Pin8=PG15
-Mcu.Pin9=PG11
-Mcu.PinsNb=67
+Mcu.Pin0=PE4
+Mcu.Pin1=PE2
+Mcu.Pin10=PG11
+Mcu.Pin11=PJ13
+Mcu.Pin12=PD0
+Mcu.Pin13=PC11
+Mcu.Pin14=PC10
+Mcu.Pin15=PK7
+Mcu.Pin16=PK6
+Mcu.Pin17=PK5
+Mcu.Pin18=PG12
+Mcu.Pin19=PJ14
+Mcu.Pin2=PG14
+Mcu.Pin20=PD1
+Mcu.Pin21=PF0
+Mcu.Pin22=PI10
+Mcu.Pin23=PK4
+Mcu.Pin24=PK3
+Mcu.Pin25=PJ15
+Mcu.Pin26=PD2
+Mcu.Pin27=PC14/OSC32_IN
+Mcu.Pin28=PF1
+Mcu.Pin29=PI12
+Mcu.Pin3=PC12
+Mcu.Pin30=PI9
+Mcu.Pin31=PA9
+Mcu.Pin32=PC15/OSC32_OUT
+Mcu.Pin33=PK1
+Mcu.Pin34=PK2
+Mcu.Pin35=PC9
+Mcu.Pin36=PH0/OSC_IN
+Mcu.Pin37=PF2
+Mcu.Pin38=PI15
+Mcu.Pin39=PJ11
+Mcu.Pin4=PA14
+Mcu.Pin40=PK0
+Mcu.Pin41=PC8
+Mcu.Pin42=PH1/OSC_OUT
+Mcu.Pin43=PF3
+Mcu.Pin44=PI14
+Mcu.Pin45=PJ8
+Mcu.Pin46=PJ10
+Mcu.Pin47=PG8
+Mcu.Pin48=PF4
+Mcu.Pin49=PH5
+Mcu.Pin5=PA13
+Mcu.Pin50=PH3
+Mcu.Pin51=PJ7
+Mcu.Pin52=PJ9
+Mcu.Pin53=PF5
+Mcu.Pin54=PJ6
+Mcu.Pin55=PD15
+Mcu.Pin56=PD10
+Mcu.Pin57=PC3
+Mcu.Pin58=PD14
+Mcu.Pin59=PD9
+Mcu.Pin6=PG13
+Mcu.Pin60=PD8
+Mcu.Pin61=PC1
+Mcu.Pin62=PB2
+Mcu.Pin63=PF12
+Mcu.Pin64=PF15
+Mcu.Pin65=PJ4
+Mcu.Pin66=PD12
+Mcu.Pin67=PD13
+Mcu.Pin68=PJ5
+Mcu.Pin69=PA1
+Mcu.Pin7=PB7
+Mcu.Pin70=PC4
+Mcu.Pin71=PF13
+Mcu.Pin72=PG0
+Mcu.Pin73=PJ3
+Mcu.Pin74=PE8
+Mcu.Pin75=PD11
+Mcu.Pin76=PG5
+Mcu.Pin77=PG4
+Mcu.Pin78=PA2
+Mcu.Pin79=PC5
+Mcu.Pin8=PB6
+Mcu.Pin80=PF14
+Mcu.Pin81=PJ2
+Mcu.Pin82=PF11
+Mcu.Pin83=PE9
+Mcu.Pin84=PE11
+Mcu.Pin85=PE14
+Mcu.Pin86=PA7
+Mcu.Pin87=PJ0
+Mcu.Pin88=PJ1
+Mcu.Pin89=PE7
+Mcu.Pin9=PG15
+Mcu.Pin90=PE10
+Mcu.Pin91=PE12
+Mcu.Pin92=PE15
+Mcu.Pin93=PE13
+Mcu.Pin94=VP_IWDG_VS_IWDG
+Mcu.Pin95=VP_SYS_VS_Systick
+Mcu.PinsNb=96
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32F746NGHx
@@ -176,6 +207,8 @@ PE15.Signal=FMC_D12_DA12
 PE2.Locked=true
 PE2.Mode=Single Bank 1
 PE2.Signal=QUADSPI_BK1_IO2
+PE4.Mode=RGB888
+PE4.Signal=LTDC_B0
 PE7.Signal=FMC_D4_DA4
 PE8.Signal=FMC_D5_DA5
 PE9.Signal=FMC_D6_DA6
@@ -193,6 +226,9 @@ PF5.Signal=FMC_A5
 PG0.Signal=FMC_A10
 PG11.Mode=RMII
 PG11.Signal=ETH_TX_EN
+PG12.Locked=true
+PG12.Mode=RGB888
+PG12.Signal=LTDC_B4
 PG13.Mode=RMII
 PG13.Signal=ETH_TXD0
 PG14.Mode=RMII
@@ -208,10 +244,84 @@ PH1/OSC_OUT.Signal=RCC_OSC_OUT
 PH3.Mode=SdramChipSelect1_1
 PH3.Signal=FMC_SDNE0
 PH5.Signal=FMC_SDNWE
+PI10.Locked=true
+PI10.Mode=RGB888
+PI10.Signal=LTDC_HSYNC
+PI12.Locked=true
+PI12.Signal=GPIO_Output
+PI14.Mode=RGB888
+PI14.Signal=LTDC_CLK
+PI15.Mode=RGB888
+PI15.Signal=LTDC_R0
+PI9.Locked=true
+PI9.Mode=RGB888
+PI9.Signal=LTDC_VSYNC
+PJ0.Mode=RGB888
+PJ0.Signal=LTDC_R1
+PJ1.Locked=true
+PJ1.Mode=RGB888
+PJ1.Signal=LTDC_R2
+PJ10.Locked=true
+PJ10.Mode=RGB888
+PJ10.Signal=LTDC_G3
+PJ11.Locked=true
+PJ11.Mode=RGB888
+PJ11.Signal=LTDC_G4
+PJ13.Locked=true
+PJ13.Mode=RGB888
+PJ13.Signal=LTDC_B1
+PJ14.Locked=true
+PJ14.Mode=RGB888
+PJ14.Signal=LTDC_B2
+PJ15.Locked=true
+PJ15.Mode=RGB888
+PJ15.Signal=LTDC_B3
+PJ2.Locked=true
+PJ2.Mode=RGB888
+PJ2.Signal=LTDC_R3
+PJ3.Locked=true
+PJ3.Mode=RGB888
+PJ3.Signal=LTDC_R4
+PJ4.Locked=true
+PJ4.Mode=RGB888
+PJ4.Signal=LTDC_R5
+PJ5.Locked=true
+PJ5.Mode=RGB888
+PJ5.Signal=LTDC_R6
+PJ6.Locked=true
+PJ6.Mode=RGB888
+PJ6.Signal=LTDC_R7
+PJ7.Locked=true
+PJ7.Mode=RGB888
+PJ7.Signal=LTDC_G0
 PJ8.Locked=true
-PJ8.Signal=GPXTI8
+PJ8.Mode=RGB888
+PJ8.Signal=LTDC_G1
+PJ9.Locked=true
+PJ9.Mode=RGB888
+PJ9.Signal=LTDC_G2
+PK0.Locked=true
+PK0.Mode=RGB888
+PK0.Signal=LTDC_G5
 PK1.Locked=true
-PK1.Signal=EVENTOUT
+PK1.Mode=RGB888
+PK1.Signal=LTDC_G6
+PK2.Locked=true
+PK2.Mode=RGB888
+PK2.Signal=LTDC_G7
+PK3.Locked=true
+PK3.Signal=GPIO_Output
+PK4.Locked=true
+PK4.Mode=RGB888
+PK4.Signal=LTDC_B5
+PK5.Locked=true
+PK5.Mode=RGB888
+PK5.Signal=LTDC_B6
+PK6.Locked=true
+PK6.Mode=RGB888
+PK6.Signal=LTDC_B7
+PK7.Mode=RGB888
+PK7.Signal=LTDC_DE
 PinOutPanel.CurrentBGAView=Top
 PinOutPanel.RotationAngle=0
 ProjectManager.AskForMigrate=true
@@ -240,72 +350,75 @@ ProjectManager.StackSize=0x400
 ProjectManager.TargetToolchain=MDK-ARM V5
 ProjectManager.ToolChainLocation=
 ProjectManager.UnderRoot=false
-ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_CORTEX_M7_Init-CORTEX_M7-false-HAL-true,4-MX_USART1_UART_Init-USART1-false-HAL-true,5-MX_QUADSPI_Init-QUADSPI-false-HAL-true,6-MX_ETH_Init-ETH-false-HAL-true,7-MX_FMC_Init-FMC-false-HAL-true,8-MX_SDMMC1_SD_Init-SDMMC1-false-HAL-true
+ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_CORTEX_M7_Init-CORTEX_M7-false-HAL-true,4-MX_USART1_UART_Init-USART1-false-HAL-true,5-MX_QUADSPI_Init-QUADSPI-false-HAL-true,6-MX_ETH_Init-ETH-false-HAL-true,7-MX_FMC_Init-FMC-false-HAL-true,8-MX_SDMMC1_SD_Init-SDMMC1-false-HAL-true,9-MX_LTDC_Init-LTDC-false-HAL-true,10-MX_IWDG_Init-IWDG-false-HAL-true
 QUADSPI.ChipSelectHighTime=QSPI_CS_HIGH_TIME_6_CYCLE
 QUADSPI.ClockPrescaler=1
 QUADSPI.FifoThreshold=4
 QUADSPI.IPParameters=ClockPrescaler,FifoThreshold,SampleShifting,ChipSelectHighTime
 QUADSPI.SampleShifting=QSPI_SAMPLE_SHIFTING_HALFCYCLE
-RCC.AHBFreq_Value=50000000
+RCC.AHBFreq_Value=216000000
 RCC.APB1CLKDivider=RCC_HCLK_DIV4
-RCC.APB1Freq_Value=12500000
-RCC.APB1TimFreq_Value=25000000
+RCC.APB1Freq_Value=54000000
+RCC.APB1TimFreq_Value=108000000
 RCC.APB2CLKDivider=RCC_HCLK_DIV2
-RCC.APB2Freq_Value=25000000
-RCC.APB2TimFreq_Value=50000000
+RCC.APB2Freq_Value=108000000
+RCC.APB2TimFreq_Value=216000000
 RCC.CECFreq_Value=32786.88524590164
-RCC.CortexFreq_Value=50000000
-RCC.EthernetFreq_Value=50000000
-RCC.FCLKCortexFreq_Value=50000000
+RCC.CortexFreq_Value=216000000
+RCC.EthernetFreq_Value=216000000
+RCC.FCLKCortexFreq_Value=216000000
 RCC.FamilyName=M
-RCC.HCLKFreq_Value=50000000
+RCC.HCLKFreq_Value=216000000
 RCC.HSE_VALUE=25000000
 RCC.HSI_VALUE=16000000
-RCC.I2C1Freq_Value=12500000
-RCC.I2C2Freq_Value=12500000
-RCC.I2C3Freq_Value=12500000
-RCC.I2C4Freq_Value=12500000
-RCC.I2SFreq_Value=200000000
-RCC.IPParameters=AHBFreq_Value,APB1CLKDivider,APB1Freq_Value,APB1TimFreq_Value,APB2CLKDivider,APB2Freq_Value,APB2TimFreq_Value,CECFreq_Value,CortexFreq_Value,EthernetFreq_Value,FCLKCortexFreq_Value,FamilyName,HCLKFreq_Value,HSE_VALUE,HSI_VALUE,I2C1Freq_Value,I2C2Freq_Value,I2C3Freq_Value,I2C4Freq_Value,I2SFreq_Value,LCDTFToutputFreq_Value,LPTIM1Freq_Value,LSI_VALUE,MCO2PinFreq_Value,PLLCLKFreq_Value,PLLI2SPCLKFreq_Value,PLLI2SQCLKFreq_Value,PLLI2SRCLKFreq_Value,PLLI2SRoutputFreq_Value,PLLM,PLLN,PLLP,PLLQCLKFreq_Value,PLLQoutputFreq_Value,PLLSAIPCLKFreq_Value,PLLSAIQCLKFreq_Value,PLLSAIRCLKFreq_Value,PLLSAIoutputFreq_Value,PLLSourceVirtual,RNGFreq_Value,SAI1Freq_Value,SAI2Freq_Value,SDMMCFreq_Value,SPDIFRXFreq_Value,SYSCLKFreq_VALUE,SYSCLKSource,UART4Freq_Value,UART5Freq_Value,UART7Freq_Value,UART8Freq_Value,USART1Freq_Value,USART2Freq_Value,USART3Freq_Value,USART6Freq_Value,USBFreq_Value,VCOI2SOutputFreq_Value,VCOInputFreq_Value,VCOOutputFreq_Value,VCOSAIOutputFreq_Value
-RCC.LCDTFToutputFreq_Value=100000000
-RCC.LPTIM1Freq_Value=12500000
+RCC.I2C1Freq_Value=54000000
+RCC.I2C2Freq_Value=54000000
+RCC.I2C3Freq_Value=54000000
+RCC.I2C4Freq_Value=54000000
+RCC.I2SFreq_Value=96000000
+RCC.IPParameters=AHBFreq_Value,APB1CLKDivider,APB1Freq_Value,APB1TimFreq_Value,APB2CLKDivider,APB2Freq_Value,APB2TimFreq_Value,CECFreq_Value,CortexFreq_Value,EthernetFreq_Value,FCLKCortexFreq_Value,FamilyName,HCLKFreq_Value,HSE_VALUE,HSI_VALUE,I2C1Freq_Value,I2C2Freq_Value,I2C3Freq_Value,I2C4Freq_Value,I2SFreq_Value,LCDTFToutputFreq_Value,LPTIM1Freq_Value,LSI_VALUE,MCO2PinFreq_Value,PLLCLKFreq_Value,PLLI2SPCLKFreq_Value,PLLI2SQCLKFreq_Value,PLLI2SRCLKFreq_Value,PLLI2SRoutputFreq_Value,PLLM,PLLN,PLLQ,PLLQCLKFreq_Value,PLLQoutputFreq_Value,PLLSAIPCLKFreq_Value,PLLSAIQCLKFreq_Value,PLLSAIR,PLLSAIRCLKFreq_Value,PLLSAIRDiv,PLLSAIoutputFreq_Value,PLLSourceVirtual,RNGFreq_Value,SAI1Freq_Value,SAI2Freq_Value,SDMMCClockSelection,SDMMCFreq_Value,SPDIFRXFreq_Value,SYSCLKFreq_VALUE,SYSCLKSource,UART4Freq_Value,UART5Freq_Value,UART7Freq_Value,UART8Freq_Value,USART1Freq_Value,USART2Freq_Value,USART3Freq_Value,USART6Freq_Value,USBFreq_Value,VCOI2SOutputFreq_Value,VCOInputFreq_Value,VCOOutputFreq_Value,VCOSAIOutputFreq_Value
+RCC.LCDTFToutputFreq_Value=9600000
+RCC.LPTIM1Freq_Value=54000000
 RCC.LSI_VALUE=32000
-RCC.MCO2PinFreq_Value=50000000
-RCC.PLLCLKFreq_Value=50000000
-RCC.PLLI2SPCLKFreq_Value=200000000
-RCC.PLLI2SQCLKFreq_Value=200000000
-RCC.PLLI2SRCLKFreq_Value=200000000
-RCC.PLLI2SRoutputFreq_Value=200000000
-RCC.PLLM=12
-RCC.PLLN=96
-RCC.PLLP=RCC_PLLP_DIV4
-RCC.PLLQCLKFreq_Value=100000000
-RCC.PLLQoutputFreq_Value=100000000
-RCC.PLLSAIPCLKFreq_Value=200000000
-RCC.PLLSAIQCLKFreq_Value=200000000
-RCC.PLLSAIRCLKFreq_Value=200000000
-RCC.PLLSAIoutputFreq_Value=200000000
+RCC.MCO2PinFreq_Value=216000000
+RCC.PLLCLKFreq_Value=216000000
+RCC.PLLI2SPCLKFreq_Value=96000000
+RCC.PLLI2SQCLKFreq_Value=96000000
+RCC.PLLI2SRCLKFreq_Value=96000000
+RCC.PLLI2SRoutputFreq_Value=96000000
+RCC.PLLM=25
+RCC.PLLN=432
+RCC.PLLQ=9
+RCC.PLLQCLKFreq_Value=48000000
+RCC.PLLQoutputFreq_Value=48000000
+RCC.PLLSAIPCLKFreq_Value=96000000
+RCC.PLLSAIQCLKFreq_Value=96000000
+RCC.PLLSAIR=5
+RCC.PLLSAIRCLKFreq_Value=38400000
+RCC.PLLSAIRDiv=RCC_PLLSAIDIVR_4
+RCC.PLLSAIoutputFreq_Value=96000000
 RCC.PLLSourceVirtual=RCC_PLLSOURCE_HSE
-RCC.RNGFreq_Value=100000000
-RCC.SAI1Freq_Value=200000000
-RCC.SAI2Freq_Value=200000000
-RCC.SDMMCFreq_Value=50000000
-RCC.SPDIFRXFreq_Value=200000000
-RCC.SYSCLKFreq_VALUE=50000000
+RCC.RNGFreq_Value=48000000
+RCC.SAI1Freq_Value=96000000
+RCC.SAI2Freq_Value=96000000
+RCC.SDMMCClockSelection=RCC_SDMMC1CLKSOURCE_CLK48
+RCC.SDMMCFreq_Value=48000000
+RCC.SPDIFRXFreq_Value=96000000
+RCC.SYSCLKFreq_VALUE=216000000
 RCC.SYSCLKSource=RCC_SYSCLKSOURCE_PLLCLK
-RCC.UART4Freq_Value=12500000
-RCC.UART5Freq_Value=12500000
-RCC.UART7Freq_Value=12500000
-RCC.UART8Freq_Value=12500000
-RCC.USART1Freq_Value=25000000
-RCC.USART2Freq_Value=12500000
-RCC.USART3Freq_Value=12500000
-RCC.USART6Freq_Value=25000000
-RCC.USBFreq_Value=100000000
-RCC.VCOI2SOutputFreq_Value=400000000
-RCC.VCOInputFreq_Value=2083333.3333333333
-RCC.VCOOutputFreq_Value=200000000
-RCC.VCOSAIOutputFreq_Value=400000000
+RCC.UART4Freq_Value=54000000
+RCC.UART5Freq_Value=54000000
+RCC.UART7Freq_Value=54000000
+RCC.UART8Freq_Value=54000000
+RCC.USART1Freq_Value=108000000
+RCC.USART2Freq_Value=54000000
+RCC.USART3Freq_Value=54000000
+RCC.USART6Freq_Value=108000000
+RCC.USBFreq_Value=48000000
+RCC.VCOI2SOutputFreq_Value=192000000
+RCC.VCOInputFreq_Value=1000000
+RCC.VCOOutputFreq_Value=432000000
+RCC.VCOSAIOutputFreq_Value=192000000
 SH.FMC_A0.0=FMC_A0,11b-sda1
 SH.FMC_A0.ConfNb=1
 SH.FMC_A1.0=FMC_A1,11b-sda1
@@ -372,10 +485,10 @@ SH.FMC_SDNRAS.0=FMC_SDNRAS,11b-sda1
 SH.FMC_SDNRAS.ConfNb=1
 SH.FMC_SDNWE.0=FMC_SDNWE,11b-sda1
 SH.FMC_SDNWE.ConfNb=1
-SH.GPXTI8.0=GPIO_EXTI8
-SH.GPXTI8.ConfNb=1
 USART1.IPParameters=VirtualMode-Asynchronous
 USART1.VirtualMode-Asynchronous=VM_ASYNC
+VP_IWDG_VS_IWDG.Mode=IWDG_Activate
+VP_IWDG_VS_IWDG.Signal=IWDG_VS_IWDG
 VP_SYS_VS_Systick.Mode=SysTick
 VP_SYS_VS_Systick.Signal=SYS_VS_Systick
 board=custom

bsp/stm32/stm32f746-st-disco/board/CubeMX_Config/Inc/stm32f7xx_hal_conf.h

@@ -65,9 +65,9 @@
 #define HAL_SDRAM_MODULE_ENABLED
 /* #define HAL_HASH_MODULE_ENABLED   */
 /* #define HAL_I2S_MODULE_ENABLED   */
-/* #define HAL_IWDG_MODULE_ENABLED   */
+#define HAL_IWDG_MODULE_ENABLED
 /* #define HAL_LPTIM_MODULE_ENABLED   */
-/* #define HAL_LTDC_MODULE_ENABLED   */
+#define HAL_LTDC_MODULE_ENABLED
 #define HAL_QSPI_MODULE_ENABLED
 /* #define HAL_RNG_MODULE_ENABLED   */
 /* #define HAL_RTC_MODULE_ENABLED   */

bsp/stm32/stm32f746-st-disco/board/CubeMX_Config/Src/main.c

@@ -65,6 +65,10 @@
 
 ETH_HandleTypeDef heth;
 
+IWDG_HandleTypeDef hiwdg;
+
+LTDC_HandleTypeDef hltdc;
+
 QSPI_HandleTypeDef hqspi;
 
 SD_HandleTypeDef hsd1;
@@ -85,6 +89,8 @@ static void MX_QUADSPI_Init(void);
 static void MX_ETH_Init(void);
 static void MX_FMC_Init(void);
 static void MX_SDMMC1_SD_Init(void);
+static void MX_LTDC_Init(void);
+static void MX_IWDG_Init(void);
 /* USER CODE BEGIN PFP */
 
 /* USER CODE END PFP */
@@ -127,6 +133,8 @@ int main(void)
   MX_ETH_Init();
   MX_FMC_Init();
   MX_SDMMC1_SD_Init();
+  MX_LTDC_Init();
+  MX_IWDG_Init();
   /* USER CODE BEGIN 2 */
 
   /* USER CODE END 2 */
@@ -158,21 +166,28 @@ void SystemClock_Config(void)
   /**Configure the main internal regulator output voltage 
   */
   __HAL_RCC_PWR_CLK_ENABLE();
-  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE3);
+  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
   /**Initializes the CPU, AHB and APB busses clocks 
   */
-  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_HSE;
   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
+  RCC_OscInitStruct.LSIState = RCC_LSI_ON;
   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
-  RCC_OscInitStruct.PLL.PLLM = 12;
-  RCC_OscInitStruct.PLL.PLLN = 96;
-  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV4;
-  RCC_OscInitStruct.PLL.PLLQ = 2;
+  RCC_OscInitStruct.PLL.PLLM = 25;
+  RCC_OscInitStruct.PLL.PLLN = 432;
+  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
+  RCC_OscInitStruct.PLL.PLLQ = 9;
   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
   {
     Error_Handler();
   }
+  /**Activate the Over-Drive mode 
+  */
+  if (HAL_PWREx_EnableOverDrive() != HAL_OK)
+  {
+    Error_Handler();
+  }
   /**Initializes the CPU, AHB and APB busses clocks 
   */
   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
@@ -182,13 +197,21 @@ void SystemClock_Config(void)
   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
 
-  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
+  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7) != HAL_OK)
   {
     Error_Handler();
   }
-  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART1|RCC_PERIPHCLK_SDMMC1;
+  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LTDC|RCC_PERIPHCLK_USART1
+                              |RCC_PERIPHCLK_SDMMC1|RCC_PERIPHCLK_CLK48;
+  PeriphClkInitStruct.PLLSAI.PLLSAIN = 192;
+  PeriphClkInitStruct.PLLSAI.PLLSAIR = 5;
+  PeriphClkInitStruct.PLLSAI.PLLSAIQ = 2;
+  PeriphClkInitStruct.PLLSAI.PLLSAIP = RCC_PLLSAIP_DIV2;
+  PeriphClkInitStruct.PLLSAIDivQ = 1;
+  PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_4;
   PeriphClkInitStruct.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2;
-  PeriphClkInitStruct.Sdmmc1ClockSelection = RCC_SDMMC1CLKSOURCE_SYSCLK;
+  PeriphClkInitStruct.Clk48ClockSelection = RCC_CLK48SOURCE_PLL;
+  PeriphClkInitStruct.Sdmmc1ClockSelection = RCC_SDMMC1CLKSOURCE_CLK48;
   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
   {
     Error_Handler();
@@ -240,6 +263,117 @@ static void MX_ETH_Init(void)
 
 }
 
+/**
+  * @brief IWDG Initialization Function
+  * @param None
+  * @retval None
+  */
+static void MX_IWDG_Init(void)
+{
+
+  /* USER CODE BEGIN IWDG_Init 0 */
+
+  /* USER CODE END IWDG_Init 0 */
+
+  /* USER CODE BEGIN IWDG_Init 1 */
+
+  /* USER CODE END IWDG_Init 1 */
+  hiwdg.Instance = IWDG;
+  hiwdg.Init.Prescaler = IWDG_PRESCALER_4;
+  hiwdg.Init.Window = 4095;
+  hiwdg.Init.Reload = 4095;
+  if (HAL_IWDG_Init(&hiwdg) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN IWDG_Init 2 */
+
+  /* USER CODE END IWDG_Init 2 */
+
+}
+
+/**
+  * @brief LTDC Initialization Function
+  * @param None
+  * @retval None
+  */
+static void MX_LTDC_Init(void)
+{
+
+  /* USER CODE BEGIN LTDC_Init 0 */
+
+  /* USER CODE END LTDC_Init 0 */
+
+  LTDC_LayerCfgTypeDef pLayerCfg = {0};
+  LTDC_LayerCfgTypeDef pLayerCfg1 = {0};
+
+  /* USER CODE BEGIN LTDC_Init 1 */
+
+  /* USER CODE END LTDC_Init 1 */
+  hltdc.Instance = LTDC;
+  hltdc.Init.HSPolarity = LTDC_HSPOLARITY_AL;
+  hltdc.Init.VSPolarity = LTDC_VSPOLARITY_AL;
+  hltdc.Init.DEPolarity = LTDC_DEPOLARITY_AL;
+  hltdc.Init.PCPolarity = LTDC_PCPOLARITY_IPC;
+  hltdc.Init.HorizontalSync = 7;
+  hltdc.Init.VerticalSync = 3;
+  hltdc.Init.AccumulatedHBP = 14;
+  hltdc.Init.AccumulatedVBP = 5;
+  hltdc.Init.AccumulatedActiveW = 654;
+  hltdc.Init.AccumulatedActiveH = 485;
+  hltdc.Init.TotalWidth = 660;
+  hltdc.Init.TotalHeigh = 487;
+  hltdc.Init.Backcolor.Blue = 0;
+  hltdc.Init.Backcolor.Green = 0;
+  hltdc.Init.Backcolor.Red = 0;
+  if (HAL_LTDC_Init(&hltdc) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  pLayerCfg.WindowX0 = 0;
+  pLayerCfg.WindowX1 = 0;
+  pLayerCfg.WindowY0 = 0;
+  pLayerCfg.WindowY1 = 0;
+  pLayerCfg.PixelFormat = LTDC_PIXEL_FORMAT_ARGB8888;
+  pLayerCfg.Alpha = 0;
+  pLayerCfg.Alpha0 = 0;
+  pLayerCfg.BlendingFactor1 = LTDC_BLENDING_FACTOR1_CA;
+  pLayerCfg.BlendingFactor2 = LTDC_BLENDING_FACTOR2_CA;
+  pLayerCfg.FBStartAdress = 0;
+  pLayerCfg.ImageWidth = 0;
+  pLayerCfg.ImageHeight = 0;
+  pLayerCfg.Backcolor.Blue = 0;
+  pLayerCfg.Backcolor.Green = 0;
+  pLayerCfg.Backcolor.Red = 0;
+  if (HAL_LTDC_ConfigLayer(&hltdc, &pLayerCfg, 0) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  pLayerCfg1.WindowX0 = 0;
+  pLayerCfg1.WindowX1 = 0;
+  pLayerCfg1.WindowY0 = 0;
+  pLayerCfg1.WindowY1 = 0;
+  pLayerCfg1.PixelFormat = LTDC_PIXEL_FORMAT_ARGB8888;
+  pLayerCfg1.Alpha = 0;
+  pLayerCfg1.Alpha0 = 0;
+  pLayerCfg1.BlendingFactor1 = LTDC_BLENDING_FACTOR1_CA;
+  pLayerCfg1.BlendingFactor2 = LTDC_BLENDING_FACTOR2_CA;
+  pLayerCfg1.FBStartAdress = 0;
+  pLayerCfg1.ImageWidth = 0;
+  pLayerCfg1.ImageHeight = 0;
+  pLayerCfg1.Backcolor.Blue = 0;
+  pLayerCfg1.Backcolor.Green = 0;
+  pLayerCfg1.Backcolor.Red = 0;
+  if (HAL_LTDC_ConfigLayer(&hltdc, &pLayerCfg1, 1) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN LTDC_Init 2 */
+
+  /* USER CODE END LTDC_Init 2 */
+
+}
+
 /**
   * @brief QUADSPI Initialization Function
   * @param None
@@ -396,25 +530,32 @@ static void MX_GPIO_Init(void)
   __HAL_RCC_GPIOC_CLK_ENABLE();
   __HAL_RCC_GPIOA_CLK_ENABLE();
   __HAL_RCC_GPIOB_CLK_ENABLE();
+  __HAL_RCC_GPIOJ_CLK_ENABLE();
   __HAL_RCC_GPIOD_CLK_ENABLE();
-  __HAL_RCC_GPIOF_CLK_ENABLE();
   __HAL_RCC_GPIOK_CLK_ENABLE();
+  __HAL_RCC_GPIOF_CLK_ENABLE();
+  __HAL_RCC_GPIOI_CLK_ENABLE();
   __HAL_RCC_GPIOH_CLK_ENABLE();
-  __HAL_RCC_GPIOJ_CLK_ENABLE();
 
-  /*Configure GPIO pin : PK1 */
-  GPIO_InitStruct.Pin = GPIO_PIN_1;
-  GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+  /*Configure GPIO pin Output Level */
+  HAL_GPIO_WritePin(GPIOK, GPIO_PIN_3, GPIO_PIN_RESET);
+
+  /*Configure GPIO pin Output Level */
+  HAL_GPIO_WritePin(GPIOI, GPIO_PIN_12, GPIO_PIN_RESET);
+
+  /*Configure GPIO pin : PK3 */
+  GPIO_InitStruct.Pin = GPIO_PIN_3;
+  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
   GPIO_InitStruct.Pull = GPIO_NOPULL;
   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
-  GPIO_InitStruct.Alternate = GPIO_AF15_EVENTOUT;
   HAL_GPIO_Init(GPIOK, &GPIO_InitStruct);
 
-  /*Configure GPIO pin : PJ8 */
-  GPIO_InitStruct.Pin = GPIO_PIN_8;
-  GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
+  /*Configure GPIO pin : PI12 */
+  GPIO_InitStruct.Pin = GPIO_PIN_12;
+  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
   GPIO_InitStruct.Pull = GPIO_NOPULL;
-  HAL_GPIO_Init(GPIOJ, &GPIO_InitStruct);
+  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+  HAL_GPIO_Init(GPIOI, &GPIO_InitStruct);
 
 }
 

bsp/stm32/stm32f746-st-disco/board/CubeMX_Config/Src/stm32f7xx_hal_msp.c

@@ -199,6 +199,174 @@ void HAL_ETH_MspDeInit(ETH_HandleTypeDef* heth)
 
 }
 
+/**
+* @brief LTDC MSP Initialization
+* This function configures the hardware resources used in this example
+* @param hltdc: LTDC handle pointer
+* @retval None
+*/
+void HAL_LTDC_MspInit(LTDC_HandleTypeDef* hltdc)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+  if(hltdc->Instance==LTDC)
+  {
+  /* USER CODE BEGIN LTDC_MspInit 0 */
+
+  /* USER CODE END LTDC_MspInit 0 */
+    /* Peripheral clock enable */
+    __HAL_RCC_LTDC_CLK_ENABLE();
+  
+    __HAL_RCC_GPIOE_CLK_ENABLE();
+    __HAL_RCC_GPIOJ_CLK_ENABLE();
+    __HAL_RCC_GPIOK_CLK_ENABLE();
+    __HAL_RCC_GPIOG_CLK_ENABLE();
+    __HAL_RCC_GPIOI_CLK_ENABLE();
+    /**LTDC GPIO Configuration    
+    PE4     ------> LTDC_B0
+    PJ13     ------> LTDC_B1
+    PK7     ------> LTDC_DE
+    PK6     ------> LTDC_B7
+    PK5     ------> LTDC_B6
+    PG12     ------> LTDC_B4
+    PJ14     ------> LTDC_B2
+    PI10     ------> LTDC_HSYNC
+    PK4     ------> LTDC_B5
+    PJ15     ------> LTDC_B3
+    PI9     ------> LTDC_VSYNC
+    PK1     ------> LTDC_G6
+    PK2     ------> LTDC_G7
+    PI15     ------> LTDC_R0
+    PJ11     ------> LTDC_G4
+    PK0     ------> LTDC_G5
+    PI14     ------> LTDC_CLK
+    PJ8     ------> LTDC_G1
+    PJ10     ------> LTDC_G3
+    PJ7     ------> LTDC_G0
+    PJ9     ------> LTDC_G2
+    PJ6     ------> LTDC_R7
+    PJ4     ------> LTDC_R5
+    PJ5     ------> LTDC_R6
+    PJ3     ------> LTDC_R4
+    PJ2     ------> LTDC_R3
+    PJ0     ------> LTDC_R1
+    PJ1     ------> LTDC_R2 
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_4;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+    GPIO_InitStruct.Alternate = GPIO_AF14_LTDC;
+    HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
+
+    GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_11 
+                          |GPIO_PIN_8|GPIO_PIN_10|GPIO_PIN_7|GPIO_PIN_9 
+                          |GPIO_PIN_6|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_3 
+                          |GPIO_PIN_2|GPIO_PIN_0|GPIO_PIN_1;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+    GPIO_InitStruct.Alternate = GPIO_AF14_LTDC;
+    HAL_GPIO_Init(GPIOJ, &GPIO_InitStruct);
+
+    GPIO_InitStruct.Pin = GPIO_PIN_7|GPIO_PIN_6|GPIO_PIN_5|GPIO_PIN_4 
+                          |GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_0;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+    GPIO_InitStruct.Alternate = GPIO_AF14_LTDC;
+    HAL_GPIO_Init(GPIOK, &GPIO_InitStruct);
+
+    GPIO_InitStruct.Pin = GPIO_PIN_12;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+    GPIO_InitStruct.Alternate = GPIO_AF9_LTDC;
+    HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
+
+    GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_9|GPIO_PIN_15|GPIO_PIN_14;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+    GPIO_InitStruct.Alternate = GPIO_AF14_LTDC;
+    HAL_GPIO_Init(GPIOI, &GPIO_InitStruct);
+
+  /* USER CODE BEGIN LTDC_MspInit 1 */
+
+  /* USER CODE END LTDC_MspInit 1 */
+  }
+
+}
+
+/**
+* @brief LTDC MSP De-Initialization
+* This function freeze the hardware resources used in this example
+* @param hltdc: LTDC handle pointer
+* @retval None
+*/
+
+void HAL_LTDC_MspDeInit(LTDC_HandleTypeDef* hltdc)
+{
+
+  if(hltdc->Instance==LTDC)
+  {
+  /* USER CODE BEGIN LTDC_MspDeInit 0 */
+
+  /* USER CODE END LTDC_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_LTDC_CLK_DISABLE();
+  
+    /**LTDC GPIO Configuration    
+    PE4     ------> LTDC_B0
+    PJ13     ------> LTDC_B1
+    PK7     ------> LTDC_DE
+    PK6     ------> LTDC_B7
+    PK5     ------> LTDC_B6
+    PG12     ------> LTDC_B4
+    PJ14     ------> LTDC_B2
+    PI10     ------> LTDC_HSYNC
+    PK4     ------> LTDC_B5
+    PJ15     ------> LTDC_B3
+    PI9     ------> LTDC_VSYNC
+    PK1     ------> LTDC_G6
+    PK2     ------> LTDC_G7
+    PI15     ------> LTDC_R0
+    PJ11     ------> LTDC_G4
+    PK0     ------> LTDC_G5
+    PI14     ------> LTDC_CLK
+    PJ8     ------> LTDC_G1
+    PJ10     ------> LTDC_G3
+    PJ7     ------> LTDC_G0
+    PJ9     ------> LTDC_G2
+    PJ6     ------> LTDC_R7
+    PJ4     ------> LTDC_R5
+    PJ5     ------> LTDC_R6
+    PJ3     ------> LTDC_R4
+    PJ2     ------> LTDC_R3
+    PJ0     ------> LTDC_R1
+    PJ1     ------> LTDC_R2 
+    */
+    HAL_GPIO_DeInit(GPIOE, GPIO_PIN_4);
+
+    HAL_GPIO_DeInit(GPIOJ, GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_11 
+                          |GPIO_PIN_8|GPIO_PIN_10|GPIO_PIN_7|GPIO_PIN_9 
+                          |GPIO_PIN_6|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_3 
+                          |GPIO_PIN_2|GPIO_PIN_0|GPIO_PIN_1);
+
+    HAL_GPIO_DeInit(GPIOK, GPIO_PIN_7|GPIO_PIN_6|GPIO_PIN_5|GPIO_PIN_4 
+                          |GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_0);
+
+    HAL_GPIO_DeInit(GPIOG, GPIO_PIN_12);
+
+    HAL_GPIO_DeInit(GPIOI, GPIO_PIN_10|GPIO_PIN_9|GPIO_PIN_15|GPIO_PIN_14);
+
+  /* USER CODE BEGIN LTDC_MspDeInit 1 */
+
+  /* USER CODE END LTDC_MspDeInit 1 */
+  }
+
+}
+
 /**
 * @brief QSPI MSP Initialization
 * This function configures the hardware resources used in this example

bsp/stm32/stm32f746-st-disco/board/Kconfig

@@ -23,6 +23,12 @@ menu "Onboard Peripheral Drivers"
         select RT_SFUD_USING_QSPI
         default n
 
+    config BSP_USING_LCD
+        bool "Enable LCD"
+        select BSP_USING_LTDC
+        select BSP_USING_SDRAM
+        default n
+
     config PHY_USING_LAN8720A
         bool
 
@@ -70,12 +76,24 @@ menu "On-chip Peripheral Drivers"
         select RT_USING_SPI
         default n
 
+    config BSP_USING_WDT
+        bool "Enable Watchdog Timer"
+        select RT_USING_WDT
+        default n
+
     config BSP_USING_SDIO
         bool "Enable SDIO"
         select RT_USING_SDIO
         select RT_USING_DFS
         default n
+        
+    config BSP_USING_FMC
+        bool
+        default n
 
+    config BSP_USING_LTDC
+        bool
+        default n
 endmenu
 
 menu "Board extended module Drivers"

bsp/stm32/stm32f746-st-disco/board/board.c

@@ -20,20 +20,24 @@ void SystemClock_Config(void)
   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
   RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
 
+  /**Configure LSE Drive Capability 
+  */
+  HAL_PWR_EnableBkUpAccess();
   /**Configure the main internal regulator output voltage 
   */
   __HAL_RCC_PWR_CLK_ENABLE();
   __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
   /**Initializes the CPU, AHB and APB busses clocks 
   */
-  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_HSE;
   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
+  RCC_OscInitStruct.LSIState = RCC_LSI_ON;
   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
   RCC_OscInitStruct.PLL.PLLM = 25;
   RCC_OscInitStruct.PLL.PLLN = 432;
   RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
-  RCC_OscInitStruct.PLL.PLLQ = 2;
+  RCC_OscInitStruct.PLL.PLLQ = 9;
   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
   {
     Error_Handler();
@@ -57,8 +61,17 @@ void SystemClock_Config(void)
   {
     Error_Handler();
   }
-  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART1;
+  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LTDC|RCC_PERIPHCLK_USART1
+                              |RCC_PERIPHCLK_SDMMC1|RCC_PERIPHCLK_CLK48;
+  PeriphClkInitStruct.PLLSAI.PLLSAIN = 192;
+  PeriphClkInitStruct.PLLSAI.PLLSAIR = 5;
+  PeriphClkInitStruct.PLLSAI.PLLSAIQ = 2;
+  PeriphClkInitStruct.PLLSAI.PLLSAIP = RCC_PLLSAIP_DIV2;
+  PeriphClkInitStruct.PLLSAIDivQ = 1;
+  PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_4;
   PeriphClkInitStruct.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2;
+  PeriphClkInitStruct.Clk48ClockSelection = RCC_CLK48SOURCE_PLL;
+  PeriphClkInitStruct.Sdmmc1ClockSelection = RCC_SDMMC1CLKSOURCE_CLK48;
   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
   {
     Error_Handler();

bsp/stm32/stm32f746-st-disco/board/ports/lcd_port.h

@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2019-02-17     jinsheng    first version
+ */
+
+#ifndef __LCD_PORT_H__
+#define __LCD_PORT_H__
+
+/* 4.3 inch screen, 480 * 272 */
+#define LCD_WIDTH           480
+#define LCD_HEIGHT          272
+#define LCD_BITS_PER_PIXEL  16
+#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     41
+#define LCD_VSYNC_HEIGHT    10
+#define LCD_HBP             13
+#define LCD_VBP             2
+#define LCD_HFP             32
+#define LCD_VFP             2
+
+#define LCD_BACKLIGHT_USING_GPIO
+#define LCD_BL_GPIO_NUM     GET_PIN(K, 3)
+#define LCD_DISP_GPIO_NUM   GET_PIN(I, 12)
+
+#endif /* __LCD_PORT_H__ */

bsp/stm32/stm32f746-st-disco/rtconfig.h

@@ -147,6 +147,8 @@
 
 /* peripheral libraries and drivers */
 
+/* sensors drivers */
+
 
 /* miscellaneous packages */