From bc481107298791bf0efd984ecc53dc92b8719878 Mon Sep 17 00:00:00 2001 From: Clyhtsuriva Date: Tue, 26 Jan 2021 18:26:26 +0100 Subject: Insertion du projet dans sa totalité MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../STM32L0xx_HAL_Driver/Src/stm32l0xx_hal.c | 674 +++++++++++++++++++++ 1 file changed, 674 insertions(+) create mode 100644 simonnnnn/Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal.c (limited to 'simonnnnn/Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal.c') diff --git a/simonnnnn/Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal.c b/simonnnnn/Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal.c new file mode 100644 index 0000000..c050e31 --- /dev/null +++ b/simonnnnn/Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal.c @@ -0,0 +1,674 @@ +/** + ****************************************************************************** + * @file stm32l0xx_hal.c + * @author MCD Application Team + * @brief HAL module driver. + * This is the common part of the HAL initialization + * + @verbatim + ============================================================================== + ##### How to use this driver ##### + ============================================================================== + [..] + The common HAL driver contains a set of generic and common APIs that can be + used by the PPP peripheral drivers and the user to start using the HAL. + [..] + The HAL contains two APIs categories: + (+) Common HAL APIs + (+) Services HAL APIs + + @endverbatim + ****************************************************************************** + * @attention + * + *

© Copyright (c) 2016 STMicroelectronics. + * All rights reserved.

+ * + * This software component is licensed by ST under BSD 3-Clause license, + * the "License"; You may not use this file except in compliance with the + * License. You may obtain a copy of the License at: + * opensource.org/licenses/BSD-3-Clause + * + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l0xx_hal.h" + +/** @addtogroup STM32L0xx_HAL_Driver + * @{ + */ + +#ifdef HAL_MODULE_ENABLED + +/** @addtogroup HAL + * @brief HAL module driver. + * @{ + */ + +/** @addtogroup HAL_Exported_Constants + * @{ + */ + +/** @defgroup HAL_Version HAL Version + * @{ + */ + +/** + * @brief STM32L0xx HAL Driver version number + */ +#define __STM32L0xx_HAL_VERSION_MAIN (0x01U) /*!< [31:24] main version */ +#define __STM32L0xx_HAL_VERSION_SUB1 (0x0AU) /*!< [23:16] sub1 version */ +#define __STM32L0xx_HAL_VERSION_SUB2 (0x04U) /*!< [15:8] sub2 version */ +#define __STM32L0xx_HAL_VERSION_RC (0x00U) /*!< [7:0] release candidate */ +#define __STM32L0xx_HAL_VERSION ((__STM32L0xx_HAL_VERSION_MAIN << 24U)\ + |(__STM32L0xx_HAL_VERSION_SUB1 << 16U)\ + |(__STM32L0xx_HAL_VERSION_SUB2 << 8U )\ + |(__STM32L0xx_HAL_VERSION_RC)) + +#define IDCODE_DEVID_MASK (0x00000FFFU) + +/** + * @} + */ + +/** + * @} + */ + +/* Exported variables --------------------------------------------------------*/ +/** @addtogroup HAL_Exported_Variables + * @{ + */ +__IO uint32_t uwTick; +uint32_t uwTickPrio = (1UL << __NVIC_PRIO_BITS); /* Invalid PRIO */ +HAL_TickFreqTypeDef uwTickFreq = HAL_TICK_FREQ_DEFAULT; /* 1KHz */ +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup HAL_Exported_Functions + * @{ + */ + +/** @addtogroup HAL_Exported_Functions_Group1 + * @brief Initialization and de-initialization functions + * +@verbatim + =============================================================================== + ##### Initialization and de-initialization functions ##### + =============================================================================== + [..] This section provides functions allowing to: + (+) Initialize the Flash interface, the NVIC allocation and initial clock + configuration. It initializes the source of time base also when timeout + is needed and the backup domain when enabled. + (+) De-initialize common part of the HAL. + (+) Configure the time base source to have 1ms time base with a dedicated + Tick interrupt priority. + (++) SysTick timer is used by default as source of time base, but user + can eventually implement his proper time base source (a general purpose + timer for example or other time source), keeping in mind that Time base + duration should be kept 1ms since PPP_TIMEOUT_VALUEs are defined and + handled in milliseconds basis. + (++) Time base configuration function (HAL_InitTick ()) is called automatically + at the beginning of the program after reset by HAL_Init() or at any time + when clock is configured, by HAL_RCC_ClockConfig(). + (++) Source of time base is configured to generate interrupts at regular + time intervals. Care must be taken if HAL_Delay() is called from a + peripheral ISR process, the Tick interrupt line must have higher priority + (numerically lower) than the peripheral interrupt. Otherwise the caller + ISR process will be blocked. + (++) functions affecting time base configurations are declared as __weak + to make override possible in case of other implementations in user file. + +@endverbatim + * @{ + */ + +/** + * @brief This function configures the Flash prefetch, Flash preread and Buffer cache, + * Configures time base source, NVIC and Low level hardware + * @note This function is called at the beginning of program after reset and before + * the clock configuration + * @note The time base configuration is based on MSI clock when exiting from Reset. + * Once done, time base tick start incrementing. + * In the default implementation,Systick is used as source of time base. + * the tick variable is incremented each 1ms in its ISR. + * @retval HAL status + */ +HAL_StatusTypeDef HAL_Init(void) +{ + HAL_StatusTypeDef status = HAL_OK; + + /* Configure Buffer cache, Flash prefetch, Flash preread */ +#if (BUFFER_CACHE_DISABLE != 0) + __HAL_FLASH_BUFFER_CACHE_DISABLE(); +#endif /* BUFFER_CACHE_DISABLE */ + +#if (PREREAD_ENABLE != 0) + __HAL_FLASH_PREREAD_BUFFER_ENABLE(); +#endif /* PREREAD_ENABLE */ + +#if (PREFETCH_ENABLE != 0) + __HAL_FLASH_PREFETCH_BUFFER_ENABLE(); +#endif /* PREFETCH_ENABLE */ + + /* Use SysTick as time base source and configure 1ms tick (default clock after Reset is MSI) */ + if (HAL_InitTick(TICK_INT_PRIORITY) != HAL_OK) + { + status = HAL_ERROR; + } + else + { + /* Init the low level hardware */ + HAL_MspInit(); + } + + /* Return function status */ + return status; +} + +/** + * @brief This function de-initializes common part of the HAL and stops the source + * of time base. + * @note This function is optional. + * @retval HAL status + */ +HAL_StatusTypeDef HAL_DeInit(void) +{ + /* Reset of all peripherals */ + __HAL_RCC_APB1_FORCE_RESET(); + __HAL_RCC_APB1_RELEASE_RESET(); + + __HAL_RCC_APB2_FORCE_RESET(); + __HAL_RCC_APB2_RELEASE_RESET(); + + __HAL_RCC_AHB_FORCE_RESET(); + __HAL_RCC_AHB_RELEASE_RESET(); + + __HAL_RCC_IOP_FORCE_RESET(); + __HAL_RCC_IOP_RELEASE_RESET(); + + /* De-Init the low level hardware */ + HAL_MspDeInit(); + + /* Return function status */ + return HAL_OK; +} + +/** + * @brief Initializes the MSP. + * @retval None + */ +__weak void HAL_MspInit(void) +{ + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_MspInit could be implemented in the user file + */ +} + +/** + * @brief DeInitializes the MSP. + * @retval None + */ +__weak void HAL_MspDeInit(void) +{ + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_MspDeInit could be implemented in the user file + */ +} + +/** + * @brief This function configures the source of the time base: + * The time source is configured to have 1ms time base with a dedicated + * Tick interrupt priority. + * @note This function is called automatically at the beginning of program after + * reset by HAL_Init() or at any time when clock is reconfigured by HAL_RCC_ClockConfig(). + * @note In the default implementation, SysTick timer is the source of time base. + * It is used to generate interrupts at regular time intervals. + * Care must be taken if HAL_Delay() is called from a peripheral ISR process, + * The SysTick interrupt must have higher priority (numerically lower) + * than the peripheral interrupt. Otherwise the caller ISR process will be blocked. + * The function is declared as __weak to be overwritten in case of other + * implementation in user file. + * @param TickPriority Tick interrupt priority. + * @retval HAL status + */ +__weak HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority) +{ + /* Configure the SysTick to have interrupt in 1ms time basis*/ + if (HAL_SYSTICK_Config(SystemCoreClock / (1000U / uwTickFreq)) > 0U) + { + return HAL_ERROR; + } + + /* Configure the SysTick IRQ priority */ + if (TickPriority < (1UL << __NVIC_PRIO_BITS)) + { + HAL_NVIC_SetPriority(SysTick_IRQn, TickPriority, 0U); + uwTickPrio = TickPriority; + } + else + { + return HAL_ERROR; + } + + /* Return function status */ + return HAL_OK; +} + +/** + * @} + */ + +/** @addtogroup HAL_Exported_Functions_Group2 + * @brief HAL Control functions + * +@verbatim + =============================================================================== + ##### HAL Control functions ##### + =============================================================================== + [..] This section provides functions allowing to: + (+) Provide a tick value in millisecond + (+) Provide a blocking delay in millisecond + (+) Suspend the time base source interrupt + (+) Resume the time base source interrupt + (+) Get the HAL API driver version + (+) Get the device identifier + (+) Get the device revision identifier + +@endverbatim + * @{ + */ + +/** + * @brief This function is called to increment a global variable "uwTick" + * used as application time base. + * @note In the default implementation, this variable is incremented each 1ms + * in SysTick ISR. + * @note This function is declared as __weak to be overwritten in case of other + * implementations in user file. + * @retval None + */ +__weak void HAL_IncTick(void) +{ + uwTick += uwTickFreq; +} + +/** + * @brief Provides a tick value in millisecond. + * @note This function is declared as __weak to be overwritten in case of other + * implementations in user file. + * @retval tick value + */ +__weak uint32_t HAL_GetTick(void) +{ + return uwTick; +} + +/** + * @brief This function returns a tick priority. + * @retval tick priority + */ +uint32_t HAL_GetTickPrio(void) +{ + return uwTickPrio; +} + +/** + * @brief Set new tick Freq. + * @retval Status + */ +HAL_StatusTypeDef HAL_SetTickFreq(HAL_TickFreqTypeDef Freq) +{ + HAL_StatusTypeDef status = HAL_OK; + HAL_TickFreqTypeDef prevTickFreq; + + assert_param(IS_TICKFREQ(Freq)); + + if (uwTickFreq != Freq) + { + /* Back up uwTickFreq frequency */ + prevTickFreq = uwTickFreq; + + /* Update uwTickFreq global variable used by HAL_InitTick() */ + uwTickFreq = Freq; + + /* Apply the new tick Freq */ + status = HAL_InitTick(uwTickPrio); + + if (status != HAL_OK) + { + /* Restore previous tick frequency */ + uwTickFreq = prevTickFreq; + } + } + + return status; +} + +/** + * @brief Return tick frequency. + * @retval tick period in Hz + */ +HAL_TickFreqTypeDef HAL_GetTickFreq(void) +{ + return uwTickFreq; +} + +/** + * @brief This function provides minimum delay (in milliseconds) based + * on variable incremented. + * @note In the default implementation , SysTick timer is the source of time base. + * It is used to generate interrupts at regular time intervals where uwTick + * is incremented. + * @note This function is declared as __weak to be overwritten in case of other + * implementations in user file. + * @param Delay specifies the delay time length, in milliseconds. + * @retval None + */ +__weak void HAL_Delay(uint32_t Delay) +{ + uint32_t tickstart = HAL_GetTick(); + uint32_t wait = Delay; + + /* Add a freq to guarantee minimum wait */ + if (wait < HAL_MAX_DELAY) + { + wait += (uint32_t)(uwTickFreq); + } + + while((HAL_GetTick() - tickstart) < wait) + { + } +} + +/** + * @brief Suspends the Tick increment. + * @note In the default implementation , SysTick timer is the source of time base. It is + * used to generate interrupts at regular time intervals. Once HAL_SuspendTick() + * is called, the SysTick interrupt will be disabled and so Tick increment + * is suspended. + * @note This function is declared as __weak to be overwritten in case of other + * implementations in user file. + * @retval None + */ +__weak void HAL_SuspendTick(void) +{ + /* Disable SysTick Interrupt */ + SysTick->CTRL &= ~SysTick_CTRL_TICKINT_Msk; +} + +/** + * @brief Resumes the Tick increment. + * @note In the default implementation , SysTick timer is the source of time base. It is + * used to generate interrupts at regular time intervals. Once HAL_ResumeTick() + * is called, the SysTick interrupt will be enabled and so Tick increment + * is resumed. + * @note This function is declared as __weak to be overwritten in case of other + * implementations in user file. + * @retval None + */ +__weak void HAL_ResumeTick(void) +{ + /* Enable SysTick Interrupt */ + SysTick->CTRL |= SysTick_CTRL_TICKINT_Msk; +} + +/** + * @brief Returns the HAL revision + * @retval version: 0xXYZR (8bits for each decimal, R for RC) + */ +uint32_t HAL_GetHalVersion(void) +{ + return __STM32L0xx_HAL_VERSION; +} + +/** + * @brief Returns the device revision identifier. + * @retval Device revision identifier + */ +uint32_t HAL_GetREVID(void) +{ + return((DBGMCU->IDCODE) >> 16U); +} + +/** + * @brief Returns the device identifier. + * @retval Device identifier + */ +uint32_t HAL_GetDEVID(void) +{ + return((DBGMCU->IDCODE) & IDCODE_DEVID_MASK); +} + +/** + * @brief Returns the first word of the unique device identifier (UID based on 96 bits) + * @retval Device identifier + */ +uint32_t HAL_GetUIDw0(void) +{ + return(READ_REG(*((uint32_t *)UID_BASE))); +} + +/** + * @brief Returns the second word of the unique device identifier (UID based on 96 bits) + * @retval Device identifier + */ +uint32_t HAL_GetUIDw1(void) +{ + return(READ_REG(*((uint32_t *)(UID_BASE + 0x04U)))); +} + +/** + * @brief Returns the third word of the unique device identifier (UID based on 96 bits) + * @retval Device identifier + */ +uint32_t HAL_GetUIDw2(void) +{ + return(READ_REG(*((uint32_t *)(UID_BASE + 0x14U)))); +} + +/** + * @} + */ + +/** @addtogroup HAL_Exported_Functions_Group2 + * @brief HAL Debug functions + * +@verbatim + =============================================================================== + ##### HAL Debug functions ##### + =============================================================================== + [..] This section provides functions allowing to: + (+) Enable/Disable Debug module during SLEEP mode + (+) Enable/Disable Debug module during STOP mode + (+) Enable/Disable Debug module during STANDBY mode + +@endverbatim + * @{ + */ + +/** + * @brief Enables the Debug Module during SLEEP mode + * @retval None + */ +void HAL_DBGMCU_EnableDBGSleepMode(void) +{ + SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_SLEEP); +} + +/** + * @brief Disables the Debug Module during SLEEP mode + * @retval None + */ +void HAL_DBGMCU_DisableDBGSleepMode(void) +{ + CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_SLEEP); +} + +/** + * @brief Enables the Debug Module during STOP mode + * @retval None + */ +void HAL_DBGMCU_EnableDBGStopMode(void) +{ + SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); +} + +/** + * @brief Disables the Debug Module during STOP mode + * @retval None + */ +void HAL_DBGMCU_DisableDBGStopMode(void) +{ + CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); +} + +/** + * @brief Enables the Debug Module during STANDBY mode + * @retval None + */ +void HAL_DBGMCU_EnableDBGStandbyMode(void) +{ + SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); +} + +/** + * @brief Disables the Debug Module during STANDBY mode + * @retval None + */ +void HAL_DBGMCU_DisableDBGStandbyMode(void) +{ + CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); +} + +/** + * @brief Enable low power mode behavior when the MCU is in Debug mode. + * @param Periph: specifies the low power mode. + * This parameter can be any combination of the following values: + * @arg DBGMCU_SLEEP: Keep debugger connection during SLEEP mode + * @arg DBGMCU_STOP: Keep debugger connection during STOP mode + * @arg DBGMCU_STANDBY: Keep debugger connection during STANDBY mode + * @retval None + */ +void HAL_DBGMCU_DBG_EnableLowPowerConfig(uint32_t Periph) +{ + /* Check the parameters */ + assert_param(IS_DBGMCU_PERIPH(Periph)); + + DBGMCU->CR |= Periph; + +} +/** + * @brief Disable low power mode behavior when the MCU is in Debug mode. + * @param Periph: specifies the low power mode. + * This parameter can be any combination of the following values: + * @arg DBGMCU_SLEEP: Keep debugger connection during SLEEP mode + * @arg DBGMCU_STOP: Keep debugger connection during STOP mode + * @arg DBGMCU_STANDBY: Keep debugger connection during STANDBY mode + * @retval None + */ +void HAL_DBGMCU_DBG_DisableLowPowerConfig(uint32_t Periph) +{ + /* Check the parameters */ + assert_param(IS_DBGMCU_PERIPH(Periph)); + { + DBGMCU->CR &= ~Periph; + } +} + +/** + * @} + */ + +/** @addtogroup HAL_Exported_Functions_Group3 + * @brief HAL SYSCFG configuration functions + * +@verbatim + =============================================================================== + ##### HAL SYSCFG configuration functions ##### + =============================================================================== + [..] This section provides functions allowing to: + (+) Return the boot mode + (+) Select the output of internal reference voltage (VREFINT) + (+) Lock/Unlock the SYSCFG VREF register values + +@endverbatim + * @{ + */ + +/** + * @brief Returns the boot mode as configured by user. + * @retval The boot mode as configured by user. The returned value can be one + * of the following values: + * - 0x00000000 : Boot is configured in Main Flash memory + * - 0x00000100 : Boot is configured in System Flash memory + * - 0x00000300 : Boot is configured in Embedded SRAM memory + */ +uint32_t HAL_SYSCFG_GetBootMode(void) +{ + return (SYSCFG->CFGR1 & SYSCFG_CFGR1_BOOT_MODE); +} + +/** + * @brief Selects the output of internal reference voltage (VREFINT). + * The VREFINT output can be routed to(PB0) or + * (PB1) or both. + * @param SYSCFG_Vrefint_OUTPUT: new state of the Vrefint output. + * This parameter can be one of the following values: + * @arg SYSCFG_VREFINT_OUT_NONE + * @arg SYSCFG_VREFINT_OUT_PB0 + * @arg SYSCFG_VREFINT_OUT_PB1 + * @arg SYSCFG_VREFINT_OUT_PB0_PB1 + * @retval None + */ +void HAL_SYSCFG_VREFINT_OutputSelect(uint32_t SYSCFG_Vrefint_OUTPUT) +{ + /* Check the parameters */ + assert_param(IS_SYSCFG_VREFINT_OUT_SELECT(SYSCFG_Vrefint_OUTPUT)); + + /* Set the output Vrefint pin */ + SYSCFG->CFGR3 &= ~(SYSCFG_CFGR3_VREF_OUT); + SYSCFG->CFGR3 |= (uint32_t)(SYSCFG_Vrefint_OUTPUT); +} + +/** + * @brief Lock the SYSCFG VREF register values + * @retval None + */ +void HAL_SYSCFG_Enable_Lock_VREFINT(void) +{ + /* Enable the LOCK by setting REF_LOCK bit in the CFGR3 register */ + SET_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_REF_LOCK); +} + +/** + * @brief Unlock the overall SYSCFG VREF register values + * @retval None + */ +void HAL_SYSCFG_Disable_Lock_VREFINT(void) +{ + /* Disable the LOCK by setting REF_LOCK bit in the CFGR3 register */ + CLEAR_BIT(SYSCFG->CFGR3, SYSCFG_CFGR3_REF_LOCK); +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ +#endif /* HAL_MODULE_ENABLED */ +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ + -- cgit v1.2.3