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Release Notes for STM32F1xx HAL Drivers

Copyright 2016 STMicroelectronics

 

Update History

V1.1.1 / 12-May-2017

  • General updates to fix known defects and enhancements implementation
  • HAL update
    • stm32f1xx_hal_conf_template.h fix typo: update to refer to stm32f1xx_hal_mmc.h instead of  stm32f4xx_hal_mmc.h
  • LL SYSTEM update
    • LL_DBGMCU_APB1_GRP1_I2C1_STOP and LL_DBGMCU_APB1_GRP1_I2C2_STOP literals are retarget to an available literals
    • LL_DBGMCU_APB1_GRP1_RTC_STOP literal is not available for all STM32F1 devices
  • HAL MMC update
    • Add missing () to fix compilation warning detected with SW4STM32 when extra feature is enabled.
  • HAL I2C update
    • Update HAL I2C processes to manage correctly the I2C state to allow the possibility to call HAL_I2C_Master_Sequential_Receive_IT() followed by a call HAL_I2C_Master_Sequential_Transmit_IT()

V1.1.0 / 14-April-2017

  • Add Low Layer drivers allowing performance and footprint optimization
    • Low Layer drivers APIs provide register level programming: require deep knowledge of peripherals described in STM32F1xx Reference Manuals
    • Low Layer drivers are available for: ADC, Cortex, CRC, DAC, DMA, EXTI, GPIO, I2C, IWDG, PWR, RCC, RTC, SPI, TIM, USART, WWDG peripherals and additionnal Low Level Bus, System and Utilities APIs.
    • Low Layer drivers APIs are implemented as static inline function in new Inc/stm32f1xx_ll_ppp.h files for PPP peripherals, there is no configuration file and each stm32f1xx_ll_ppp.h file must be included in user code.
  • Add new HAL MMC driver
  • General updates to fix known defects and enhancements implementation
  • Enhance HAL delay and time base implementation:
    • Add new drivers stm32f1xx_hal_timebase_rtc_alarm_template.c and stm32f1xx_hal_timebase_tim_template.c which override the native HAL time base functions (defined as weak) to either use the RTC/TIM as time base tick source. For more details about the usage of these drivers, please refer to HAL\HAL_TimeBase_RTC  and HAL\HAL_TimeBase_TIM examples and FreeRTOS-based applications
  • Fix extra warnings with GCC compiler
  • HAL drivers clean up: update 'uint32_t' cast with 'U'
  • Update to used the new defined Bit_Pos CMSIS defines insetad of POSITION_VAL() macro
  • Update HAL weak empty callbacks to prevent unused argument compilation warnings with some compilers by calling the following line:
    • UNUSED(hppp);
  • STM32Fxxx_User_Manual.chm files regenerated for HAL V1.1.0
  • The following changes done on the HAL drivers require an update on the application code based on older HAL versions
    • HAL UART, USART, IRDA, SMARTCARD, SPI, I2C (referenced as PPP here below) drivers
      • Add PPP error management during DMA process. This requires the following updates on user application:
        • Configure and enable the PPP IRQ in HAL_PPP_MspInit() function
        • In stm32f1xx_it.c file, PPP_IRQHandler() function: add a call to HAL_PPP_IRQHandler() function
        • Add customize the Error Callback API: HAL_PPP_ErrorCallback()
    • HAL SD driver:
      • Overall rework of the driver for a more efficient implementation
        • Modify initialization API and structures
        • Modify Read / Write sequences: separate transfer process and SD Cards state management 
        • Adding interrupt mode for Read / Write operations
        • Update the HAL_SD_IRQHandler function by optimizing the management of interrupt errors
      • Refer to the following example to identify the changes: BSP example and USB_Device/MSC_Standalone application
    • HAL NAND driver:
      • Modify NAND_AddressTypeDef, NAND_DeviceConfigTypeDef and NAND_HandleTypeDef structures fields
      • Add new HAL_NAND_ConfigDevice API
    • HAL CEC driver:  Overall driver rework with compatibility break versus previous HAL version
      • Remove HAL CEC polling Process functions: HAL_CEC_Transmit() and HAL_CEC_Receive()
      • Remove HAL CEC receive interrupt process function HAL_CEC_Receive_IT() and enable the "receive"  mode during the Init phase
      • Rename HAL_CEC_GetReceivedFrameSize() funtion to HAL_CEC_GetLastReceivedFrameSize()
      • Add new HAL APIs: HAL_CEC_SetDeviceAddress() and HAL_CEC_ChangeRxBuffer()
      • Remove the 'InitiatorAddress' field from the CEC_InitTypeDef structure and manage it as a parameter in the HAL_CEC_Transmit_IT() function
      • Add new parameter 'RxFrameSize' in HAL_CEC_RxCpltCallback() function
      • Move CEC Rx buffer pointer from CEC_HandleTypeDef structure to CEC_InitTypeDef structure
    • HAL IWDG driver: rework overall driver for better implementation
      • Remove HAL_IWDG_Start(), HAL_IWDG_MspInit() and HAL_IWDG_GetState() APIs
    • HAL WWDG driver: rework overall driver for better implementation
      • Remove HAL_WWDG_Start(), HAL_WWDG_Start_IT(), HAL_WWDG_MspDeInit() and HAL_WWDG_GetState() APIs 
      • Update the HAL_WWDG_Refresh(WWDG_HandleTypeDef *hwwdg, uint32_t counter)  function and API  by removing the  "counter" parameter
  • HAL GENERIC update
    • Modifiy default HAL_Delay implementation to guarantee minimum delay 
    • stm32f1xx_hal_conf_template.h
      • Add new define LSI_VALUE
      • Add new define USE_SPI_CRC for code cleanup when the CRC calculation is disabled.
  • HAL CORTEX update
    • Move HAL_MPU_Disable() and HAL_MPU_Enable() from stm32f4xx_hal_cortex.h to stm32f4xx_hal_cortex.c
    • Clear the whole MPU control register in HAL_MPU_Disable() API
  • HAL FLASH update
    • HAL_FLASH_OB_Launch(): fix static code analyzer warning: The removed code will not execute under any circumstances
  • HAL GPIO update
    • Update IS_GPIO_PIN() macro implementation to be more safe
    • Update remap macros implementation to use CLEAR_BIT()/SET_BIT() macros instead of  MODIFY_REG() macro.
  • HAL RCC update
    • Update LSI workaround delay to use CPU cycles instead of systick
    • Move LSI_VALUE define from RCC HAL driver to stm32f1xx_hal_conf.h file
    • Adjust defined PLL MUL values in aPLLMULFactorTable[]
  • HAL ADC update
    • HAL_ADCEx_MultiModeStart_DMA()  and HAL_ADCEx_MultiModeStop_DMA() API's update to fix code static analyzer warning: Redundant Condition / Unreachable Computation
  • HAL DMA update
    • HAL_DMA_Init(): update to check compatibility between FIFO threshold level and size of the memory burst 
    • Global driver code optimization to reduce memory footprint 
    • New APIs HAL_DMA_RegisterCallback() and HAL_DMA_UnRegisterCallback() to register/unregister the different possible callbacks identified by enum typedef HAL_DMA_CallbackIDTypeDef
    • Add new Error Codes: HAL_DMA_ERROR_NO_XFER and HAL_DMA_ERROR_NOT_SUPPORTED
  • HAL USART update
    • Add Transfer abort functions and callbacks

    • DMA Receive process; the code has been updated to clear the USART OVR flag before enabling DMA receive request.

    • Update HAL_USART_IRQHandler() to add a check on interrupt source before managing the error 
  • HAL UART update
    • Several update on HAL UART driver to implement the new UART state machine: 
      • Add new field in UART_HandleTypeDef structure: "rxState", UART state information related to Rx Operations
      • Rename "state" field in UART_HandleTypeDef structure by "gstate": UART state information related to global Handle management and Tx Operations
      • Update UART process to manage the new UART states.
      • Update __HAL_UART_RESET_HANDLE_STATE() macro to handle the new UART state parameters (gState, rxState)
    • Add Transfer abort functions and callbacks
    • Update HAL_UART_IRQHandler() to add a check on interrupt source before managing the error 

    • DMA Receive process; the code has been updated to clear the USART OVR flag before enabling DMA receive request.

  • HAL IRDA update
    • Several update on HAL IRDA driver to implement the new UART state machine: 
      • Add new field in IRDA_HandleTypeDef structure: "rxState", IRDA state information related to Rx Operations
      • Rename "state" field in UART_HandleTypeDef structure by "gstate": IRDA state information related to global Handle management and Tx Operations
      • Update IRDA process to manage the new UART states.
      • Update __HAL_IRDA_RESET_HANDLE_STATE() macro to handle the new IRDA state parameters (gState, rxState)
    • Removal of IRDA_TIMEOUT_VALUE define
    • Add Transfer abort functions and callbacks
    • Update HAL_IRDA_IRQHandler() to add a check on interrupt source before managing the error 

    • DMA Receive process; the code has been updated to clear the USART OVR flag before enabling DMA receive request.

  • HAL SMARTCARD update
    • Several update on HAL SMARTCARD driver to implement the new UART state machine: 
      • Add new field in SMARTCARD_HandleTypeDef structure: "rxState", SMARTCARDstate information related to Rx Operations
      • Rename "state" field in UART_HandleTypeDef structure by "gstate": SMARTCARDstate information related to global Handle management and Tx Operations
      • Update SMARTCARD process to manage the new UART states.
      • Update __HAL_SMARTCARD_RESET_HANDLE_STATE() macro to handle the new SMARTCARD state parameters (gState, rxState)
    • Add Transfer abort functions and callbacks
    • Update HAL_SMARTCARD_IRQHandler() to add a check on interrupt source before managing the error 

    • DMA Receive process; the code has been updated to clear the USART OVR flag before enabling DMA receive request.

  • HAL CAN update
    • Add management of overrun error. 
    • Allow possibility to receive messages from the 2 RX FIFOs in parallel via interrupt.
    • Fix message lost issue with specific sequence of transmit requests.
    • Handle transmission failure with error callback, when NART is enabled.
    • Add __HAL_CAN_CANCEL_TRANSMIT() call to abort transmission when timeout is reached
  • HAL TIM update
    • Add __HAL_TIM_MOE_DISABLE_UNCONDITIONALLY() macro to disable Master output without check on TIM channel state. 
    • Update HAL_TIMEx_ConfigBreakDeadTime() to fix TIM BDTR register corruption.
    • Update Input Capture polarity by removing non-supported "TIM_INPUTCHANNELPOLARITY_BOTHEDGE" define.
    • Update HAL_TIM_ConfigOCrefClear() API by removing the usage of non-existant SMCR OCCS bit.
    • Add "AutoReloadPreload" field to TIM_Base_InitTypeDef structure and corresponding macros __HAL_TIM_ENABLE_OCxPRELOAD() and __HAL_TIM_DISABLE_OCxPRELOAD() .
    • Update TIM_Base_SetConfig() API to set the auto-reload preload.
  • HAL I2C update
    • Update HAL_I2C_Master_Transmit() and HAL_I2C_Slave_Transmit() to avoid sending extra bytes at the end of the transmit processes
    • Update HAL_I2C_Mem_Read() API to fix wrong check on misused parameter “Size”
    • Update I2C_MasterReceive_RXNE() and I2C_MasterReceive_BTF() static APIs to enhance Master sequential reception process.
  • HAL SPI update
    • Major Update to improve performance in polling/interrupt mode to reach max frequency:
      • Polling mode :
        • Replace use of SPI_WaitOnFlagUnitTimeout() funnction by "if" statement to check on RXNE/TXE flage while transferring data.
        • Use API data pointer instead of SPI handle data pointer.
      • Use a Goto implementation instead of "if..else" statements
      • Interrupt mode
        • Minimize access on SPI registers.
        • Split the SPI modes into dedicated static functions to minimize checking statements under HAL_IRQHandler():
          • 1lines/2lines modes
          • 8 bit/ 16 bits data formats
          • CRC calculation enabled/disabled.
      • Remove waiting loop under ISR when closing  the communication.
      • All modes:  
        • Adding switch USE_SPI_CRC to minimize number of statements when CRC calculation is disabled.
        • Update Timeout management to check on global process.
        • Update Error code management in all processes.
    • Add note to the max frequencies reached in all modes.
    • Add note about Master Receive mode restrictions :
    • Master Receive mode restriction:
            (#) In Master unidirectional receive-only mode (MSTR =1, BIDIMODE=0, RXONLY=0) or
                bidirectional receive mode (MSTR=1, BIDIMODE=1, BIDIOE=0), to ensure that the SPI
                does not initiate a new transfer the following procedure has to be respected:
                (##) HAL_SPI_DeInit()
                (##) HAL_SPI_Init()
    • Add transfer abort APIs and associated callbacks in interrupt mode
      • HAL_SPI_Abort()
      • HAL_SPI_Abort_IT()
      • HAL_SPI_AbortCpltCallback()
  • HAL CEC update
    • Overall driver rework with break of compatibility with HAL V1.0.5
      • Remove the HAL CEC polling Process: HAL_CEC_Transmit() and HAL_CEC_Receive()
      • Remove the HAL CEC receive interrupt process (HAL_CEC_Receive_IT()) and manage the "Receive" mode enable within the Init phase
      • Rename HAL_CEC_GetReceivedFrameSize() function to HAL_CEC_GetLastReceivedFrameSize() function
      • Add new HAL APIs: HAL_CEC_SetDeviceAddress() and HAL_CEC_ChangeRxBuffer()
      • Remove the 'InitiatorAddress' field from the CEC_InitTypeDef structure and manage it as a parameter in the HAL_CEC_Transmit_IT() function
      • Add new parameter 'RxFrameSize' in HAL_CEC_RxCpltCallback() function
      • Move CEC Rx buffer pointer from CEC_HandleTypeDef structure to CEC_InitTypeDef structure
    • Update driver to implement the new CEC state machine:
      • Add new "rxState" field in CEC_HandleTypeDef structure to provide the CEC state information related to Rx Operations
      • Rename "state" field in CEC_HandleTypeDef structure to "gstate": CEC state information related to global Handle management and Tx Operations
      • Update CEC process to manage the new CEC states.
      • Update __HAL_CEC_RESET_HANDLE_STATE() macro to handle the new CEC state parameters (gState, rxState)
  • HAL I2S update
    • Update I2S Transmit/Receive polling process to manage Overrun and Underrun errors
    • HAL I2S driver ovall clean-up and optimization
    • HAL_I2S_Init() API updated to
      • Fix wrong I2S clock calculation when PCM mode is used.
      • Return state HAL_I2S_ERROR_PRESCALER when the I2S clock is wrongly configured
  • HAL NAND update
    • Modify NAND_AddressTypeDef, NAND_DeviceConfigTypeDef and NAND_HandleTypeDef structures fields
    • Add new HAL_NAND_ConfigDevice API
  • HAL USB PCD update
    • Flush all TX FIFOs on USB Reset
    • Remove Lock mechanism from HAL_PCD_EP_Transmit() and HAL_PCD_EP_Receive() API's
  • LL USB update
    • Enable DMA Burst mode for USB OTG HS
    • Fix SD card detection issue
  • LL SDMMC update
    • Add new SDMMC_CmdSDEraseStartAdd, SDMMC_CmdSDEraseEndAdd, SDMMC_CmdOpCondition and SDMMC_CmdSwitch functions

V1.0.5 / 06-December-2016

Main Changes

  • General updates to fix mainly known I2C defects and enhancements implementation
  • The following changes done on the HAL drivers require an update on the application code based on HAL V1.0.4
    • HAL I2C driver:
      • Add  I2C  error management during DMA process. This requires the following updates on user application:
        • Configure and enable the I2C IRQ in HAL_I2C_MspInit() function
        • In stm32f1xx_it.c file, I2C _IRQHandler() function: add a call to HAL_I2C_IRQHandler() function
        • Add and customize the Error Callback API: HAL_I2C_ErrorCallback()
      • Update to avoid waiting on STOPF/BTF/AF flag under DMA ISR by using the I2C end of transfer interrupt in the DMA transfer process. This requires the following updates on user application:
        • Configure and enable the I2C IRQ in HAL_I2C_MspInit() function
        • In stm32f1xx_it.c file, I2C_IRQHandler() function: add a call to HAL_I2C_IRQHandler() function
      • I2C transfer processes IT update: NACK during addressing phase is managed through I2C Error interrupt instead of HAL state
  • HAL I2C update
    • Add support of I2C repeated start feature:
      • With the following new API's
        • HAL_I2C_Master_Sequential_Transmit_IT()
        • HAL_I2C_Master_Sequential_Receive_IT()
        • HAL_I2C_Master_Abort_IT()
        • HAL_I2C_Slave_Sequential_Transmit_IT()
        • HAL_I2C_Slave_Sequential_Receive_IT()
        • HAL_I2C_EnableListen_IT()
        • HAL_I2C_DisableListen_IT()
      • Add new user callbacks:
        • HAL_I2C_ListenCpltCallback()
        • HAL_I2C_AddrCallback()

    • IRQ handler optimization: read registers status only once

    • I2C addressing phase is updated to be managed using interrupt instead of polling
      • Add new static functions to manage I2C SB, ADDR and ADD10 flags
    • I2C IT transfer processes update: NACK during addressing phase is managed through I2C Error interrupt instead of HAL state
    • Update to generate STOP condition when a acknowledge failure error is detected 
    • Update I2C_WaitOnFlagUntilTimeout() to manage the NACK feature.
    • Update  I2C transmission process to support the case data size equal 0
    • Update Polling management:
      • The Timeout value must be estimated for the overall process duration: the Timeout measurement is cumulative
    • Add the management of Abort service: Abort DMA transfer through interrupt
      • In the case of Master Abort IT transfer usage:
        • Add new user HAL_I2C_AbortCpltCallback() to inform user of the end of abort process
        • A new abort state is defined in the HAL_I2C_StateTypeDef structure
    • Add the management of I2C peripheral errors, ACK failure and STOP condition detection during DMA process. This requires the following updates on user application:
      • Configure and enable the I2C IRQ in HAL_I2C_MspInit() function
      • In stm32f1xx_it.c file, I2C_IRQHandler() function: add a call to HAL_I2C_IRQHandler() function
      • Add and customize the Error Callback API: HAL_I2C_ErrorCallback()
    • Update to avoid waiting on STOPF/BTF/AF flag under DMA ISR by using the I2C end of transfer interrupt in the DMA transfer process. This requires the following updates on user application:
      • Configure and enable the I2C IRQ in HAL_I2C_MspInit() function
      • In stm32f1xx_it.c file, I2C_IRQHandler() function: add a call to HAL_I2C_IRQHandler() function
    • Add a check if the I2C is already enabled at start of all I2C API's.

    • Update I2C API's (Polling, IT, DMA interfaces) to use hi2c->XferSize and hi2c->XferCount instead of size 
      parameter to help user to get information of counter in case of error

  • HAL DMA update
    • Add new API HAL_DMA_Abort_IT() to abort DMA transfer under interrupt context
      • The new registered Abort callback is called when DMA transfer abortion is completed
  • HAL ETH update
    • Remove ETH MAC debug register defines
  • HAL DAC update
    • Clean up: remove the following literals that aren't used 
      • DAC_WAVE_NOISE
      • DAC_WAVE_TRIANGLE

V1.0.4 / 29-April-2016

Main Changes

  • General updates to fix known defects and enhancements implementation.
  • HAL RCC
    • Add suffix U for defines equals to 0xFFFFFFFF (fix MISRA error 10.6)
    • Optimization of HAL_RCC_ClockConfig().
    • Replace aAPBAHBPrescTable by APBPrescTable and AHBPrescTable defined inside system_stm32f1xx.c.
    • When using HAL_RCC_OscConfig to activate LSE, if LSE is already ON, it remains in its state ON. Previously, it was turned OFF then ON in all cases.
    • The backup domain is no more reset when changing the RTC clock source from reset value.
    • Correct strange behavior in HAL_RCCEx_PeriphCLKConfig.
  • HAL UART
    • Correct the macro UART_BRR_SAMPLING16
  • HAL SMARTCARD
    • Correct the macro SMARTCARD_BRR
  • HAL IRDA
    • Correct the macro IRDA_BRR
    • EIE bit is no more activated in transmit (this bit only triggers errors in reception)
    • EIE bit is reset at the end of the reception.
  • HAL DMA
    • Add macro __HAL_DMA_GET_COUNTER to get the number of remaining data units in the current channel.
  • HAL FSMC
    • Adapt FSMC_NAND_Init behavior to the others STM32 series by reseting the bit FSMC_PCRx_PBKEN.

V1.0.3 / 11-January-2016

Main Changes

  • Remove the #if defined(USE_HAL_LEGACY) condition to include Legacy/stm32_hal_legacy.h by default, in stm32f1xx_hal_def.h.

V1.0.2 / 18-December-2015

Main Changes

  • General updates to fix known defects and enhancements implementation.
  • HAL generic
    • Insure that do {} while(0)  are used in in multi statement macros. (hal eth and pcd)
    • Manage simultaneous errors in IRQHandler. (hal uart, smartcard, usart and uart)
    • To ensure the full compatibility of the GPIO interfaces across all the STM32 families, the gpio speed definition have been renamed:
      • GPIO_SPEED_LOW to GPIO_SPEED_FREQ_LOW
      • GPIO_SPEED_MEDIUM to GPIO_SPEED_FREQ_MEDIUM
      • GPIO_SPEED_HIGH to GPIO_SPEED_FREQ_HIGH
      • aliases are created to keep backward compatibility
    • Reduce the default timeout value for the startup of the HSE form 5s to 100ms.
    • Update HAL weak empty callbacks to prevent unused argument compilation warnings with some compilers.
  • HAL ADC
    • Remove useless state HAL_ADC_STATE_REG_OVR and HAL_ADC_STATE_REG_EOSMP.
    • Add an error case if init is done with both continuous and discontinuous modes.
    • HAL_ADC_PollForEvent returns HAL_TIMEOUT if a timeout occurs instead of HAL_ERROR.
    • Trigger the assert_param of  the number of discontinuous conversion only if the discontinuous mode is enabled.
    • Enhance the check for ScanConvMode in HAL_ADC_Init.
  • HAL CAN
    • Clear the ERRI bit in HAL_CAN_IRQHandler.
  • HAL CORTEX
    • Remove the macro __HAL_CORTEX_SYSTICKCLK_CONFIG as duplicated by HAL_SYSTICK_CLKSourceConfig.
      • Create an alias to HAL_SYSTICK_CLKSourceConfig for backward compatibility.
  • HAL FLASH
    • The parameter ReturnValue of HAL_FLASH_EndOfOperationCallback, in the case of Pages Erase, now take the value of 0xFFFFFFFF if all the selected pages have been erased.
    • Add a new interface HAL_FLASHEx_OBGetUserData to get the option byte user data.
  • HAL GPIO
    • Remove a useless assert_param on the pull mode in HAL_GPIO_Init.
  • HAL I2C
    • Correct issue at reception of 2 bytes using memory polling and IT interface.
    • Correct a wrong management of the AF flag.
  • HAL RCC
    • Reduce the timeout of HSI, LSI and PLL to be closer to HW specifications:
      • HSI_TIMEOUT_VALUE reduced from 100ms to 2ms
      • LSI_TIMEOUT_VALUE reduced from 100ms to 2ms
      • PLL_TIMEOUT_VALUE reduced from 100ms to 2ms
  • HAL SD
    • Correct wrong calculation of the capacity for High Capacity cards.
  • HAL SPI
    • Remove incorrect reset of DMA parameter in HAL_SPI_Receive_DMA and HAL_SPI_Transmit_DMA.
  • HAL TIM
    • Remove useless assert_param.
    • Rewrite the assert_param when setting clock source.
  • HAL UART
    • Manage the case of reception of a character while the driver is not expecting one. This was causing a crash of the driver.
  • LL USB
    • Remove the NoVbusSensing feature from driver. (feature not present on STM32F1xx)

V1.0.1 / 31-July-2015

Main Changes

  • General updates to fix known defects and enhancements implementation.
  • HAL generic
    • stm32f1xx_hal_def.h
      • Update NULL definition to fix C++ compilation issue.
  • HAL ADC
    • Optimization of macro __HAL_ADC_CLEAR_FLAG.
    • ADC poll for conversion now return error status in case of ADC-DMA mode.
    • ADC polling functions now return HAL_TIMEOUT (or HAL_ERROR in case of configuration error).
    • Removing field NbrOfConversionRank of ADC_HandleTypeDef. This field was useless on STM32F1xx.
    • Improving the ADC state machine.
  • HAL CAN
    • Field Data of CanRxMsgTypeDef and CanTxMsgTypeDef is changed from uint32_t to uint8_t.
  • HAL Cortex
    • Add MPU APIs in Cortex HAL driver.
  • HAL CRC
    • Correcting a wrong definition of __HAL_CRC_SET_IDR macro.
  • HAL DAC
    • HAL_IS_BIT_SET is nowused properly in HAL_DAC_Start.
    • Add 2 defines: DAC_WAVEGENERATION_NOISE and DAC_WAVEGENERATION_TRIANGLE.
    • HAL_DAC_Stop now disable DAC software conversion.
  • HAL DMA
    • Minor typographic updates.
  • HAL ETH
    • ETH_MAC_READCONTROLLER_FLUSHING: Removing a space in the middle of the name.
    • Removing some duplicated macros.
  • HAL FLASH
    • FLASH_OB_GetRDP returns uint32_t instead of FlagStatus. (internal function). This permit a more coherent use for HAL_FLASHEx_OBGetConfig and HAL_FLASHEx_OBProgram.
    • Correct an issue making impossible to set Flash read protection level1 and  level2.
    • The activation of backup domain in RCC is systematic.
  • HAL I2C
    • Correct an issue depending of APB/I2C frequency which was preventing the STOP bit to be cleared.
      • The POS bit is now cleared at the beginning of each I2C API.
      • The POS bit is no more cleared near STOP generation.
  • HAL I2S
    • HAL_I2S_Transmit() API is updated to keep the check on busy flag only for the slave.
  • HAL NAND
    • Review __ARRAY_ADDRESS macro and adapt tests to detect bad blocks
  • HAL RCC
    • In HAL_RCCEx_PeriphCLKConfig, Reset backup domain only if RTC clock source has been changed.
    • Update of HAL_RCC_OscConfig functionto correctly check LSEState.
    • Rework __HAL_RCC_LSE_CONFIG macro to manage correctly LSE_Bypass.
    • New HAL RCC macro to configure the SYSCLK clock source: __HAL_RCC_SYSCLK_CONFIG(__RCC_SYSCLKSOURCE__).
    • Adding macro: __HAL_RCC_MCO_CONFIG.
    • For some RPN, the prediv source management in HAL_RCC_OscConfig function was not used.
  • HAL RTC
    • CMSIS mask definition used instead of hardcoded values.
  • HAL SMARTCARD
    • Improve documentation
  • HAL TIM
    • All STM32F101xx and STM32F102xx defines were missing in the file stm32f1xx_hal_tim_ex.h.
    • The assert on trigger polarity for TI1F_ED is removed.
  • HAL USB
    • Correct issue preventing USB Device double-buffering mode for IN endpoints to correctly behave.
    • Correct a bad configuration of Turnaround Time.
    • Correct USB_FlushTxFifo function which was leading to a GRSTCTL register corruption.
    • Replaced the access to  USB_OTG_HCCHAR_CHDIS and USB_OTG_HCCHAR_CHENA from a sequencial access to a simultaneous access.

V1.0.0 / 15-December-2014

Main Changes

  • First Official release of STM32F1xx HAL Drivers for all STM32F1 devices.
  • This release is in line with STM32Cube Firmware specification Rev1.0 document 

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