Release Notes for

STM32F429 Discovery Board Drivers

Copyright © 2017 STMicroelectronics

Purpose

This directory contains the board drivers to demonstrate the capabilities of the STM32F429 Discovery Board Drivers.

Update History

Main Changes

  • Update Release_Notes.html to support new format
  • Update touch calibration to fix inverted touch panel on STM32F429I-DISCOVERY

Main Changes

  • Update to support the I3G4250D gyroscope component
  • All source files: update disclaimer to add reference to the new license agreement

Main Changes

  • Remove Date & Version
  • stm32f429i_discovery_lcd.c/.h
    • Update BSP_LCD_DrawBitmap() API to fix functional misbehaviour with SW4STM32 Toolchain

Main Changes

  • Replace __PPP_CLK_ENABLE/DISABLE with __HAL_RCC_PPP_ENABLE/DISABLE
  • Set NVIC priority to 0x0F
  • stm32f429i_discovery_lcd.c/.h
    • Update BSP_LCD_ReadPixel implementation for ARGB8888 and RGB888 formats

Main Changes

  • stm32f429i_discovery_lcd.c/.h
    • Provide BSP full coverage for the LTDC reload HW capabilities (Immediate reload , Vertical Blanking Reload , No reload)
      • BSP_LCD_Relaod() to disable the color keying without reloading
      • BSP_LCD_SetLayerVisible_NoReload() to set an LCD Layer visible without reloading
      • BSP_LCD_SetTransparency_NoReload() to configure the transparency without reloading
      • BSP_LCD_SetLayerAddress_NoReload() to set an LCD layer frame buffer address without reloading
      • BSP_LCD_SetLayerWindow_NoReload() to set display window without reloading
      • BSP_LCD_SetColorKeying_NoReload() to configure and sets the color keying without reloading
      • BSP_LCD_ResetColorKeying_NoReload() to disables the color keying without reloading

Main Changes

  • General updates to fix doxygen errors
  • Add STM32429I_EVAL_BSP_User_Manual.chm file

Main Changes

  • stm32f429i_discovery.c/.h
    • Align to STM32F4xx HAL Driver V1.3.0 for __HAL_RCC_PPP_CLK_ENABLE() .

Main Changes

  • stm32f429i_discovery.c/.h
    • Change I2C_SPEED used define by BSP_I2C_SPEED
  • stm32f429i_discovery_sdram.c
    • BSP_SDRAM_Initialization_sequence(): Fix wrong configuration of the burst length
  • stm32f429i_discovery_gyroscope.h, stm32f429i_discovery_io.h,stm32f429i_discovery_lcd.c/.h and stm32f429i_discovery_ts.h:
    • Change “" by”/" in the include path to fix compilation issue under Linux
  • Miscellaneous comments update

Main Changes

  • stm32f429i_discovery.c/.h
    • Add protection for double initialization of IO_Init within LCD_IO_Init()
    • Enhance BSP_PB_Init() function by removing the call of __SYSCFG_CLK_ENABLE() already enabled in the HAL_GPIO_Init()
  • stm32f429i_discovery_gyroscope.c/.h
    • Update BSP_GYRO_Init() to support new L3GD20 device ID (I_AM_L3GD20_TR)
  • stm32f429i_discovery_ts.c/.h
    • Correct wrong TS configuration BSP_TS_ITConfig() and TS IT implementation, BSP_TS_ITClear() related to the use of IO expander STMPE1600 device not available on stm32f429i discovery board
    • Comments clean up and typo corrections
  • stm32f429i_discovery_eeprom.c/.h
    • Update usage of BSP_EEPROM_TIMEOUT_UserCallback() function

Main Changes

  • stm32f429i_discovery_eeprom.c/.h
    • Update usage of BSP_EEPROM_TIMEOUT_UserCallback() function

Main Changes

  • Major update based on STM32Cube specification: drivers architecture and APIs modified vs. V1.0.2, and thus the 2 versions are not compatible.
  • This version has to be used only with STM32CubeF4 based development

Main Changes

  • Update IO expander interrupt line on stm32f429i_discovery_ioe.h file.

Main Changes

  • stm32f429i_discovery_l3gd20.c, stm32f429i_discovery_lcd.c
    • Set SPI baudrate to 5.625 MHz to fit LCD and Gyroscope timing characteristics
      • ILI9341 LCD SPI interface max baud rate is 10MHz for write and 6.66MHz for read
      • Gyroscope l3gd20 SPI interface max baud rate is 10MHz for write/read
  • stm32f429i_discovery_lcd.c
    • Improve SPI low level write routines (add check on BSY flag before to deselect the LCD)
    • Remove the __IO attribute from these function’s parameters: LCD_SetLayer(), LCD_SetColors(), LCD_GetColors(), LCD_SetTextColor() and LCD_SetBackColor()
  • stm32f429i_discovery_i2c_ee.c, stm32f429i_discovery_i2c_ ioe.c
    • Add a test in Init() function; if the I2C is already configured, then there is no need to reconfigure it again
    • I2C_SPEED define moved to stm32f429i_discovery.h file
  • stm32f429i_discovery_sdram.c
    • Update device refresh counter value to fit with SDRAM timing characteristics
  • Miscellaneous robustness improvement
  • Miscellaneous comments update

Main Changes

  • First official version of the STM32F429 Discovery Board Drivers