mbed library sources modified for open wear
Dependents: openwear-lifelogger-example
Fork of mbed-src by
Diff: targets/cmsis/TARGET_STM/TARGET_NUCLEO_F072RB/stm32f0xx_hal_pwr_ex.c
- Revision:
- 205:c41fc65bcfb4
- Child:
- 218:44081b78fdc2
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/cmsis/TARGET_STM/TARGET_NUCLEO_F072RB/stm32f0xx_hal_pwr_ex.c Thu May 22 20:00:09 2014 +0100 @@ -0,0 +1,210 @@ +/** + ****************************************************************************** + * @file stm32f0xx_hal_pwr_ex.c + * @author MCD Application Team + * @version V1.0.0 + * @date 20-May-2014 + * @brief Extended PWR HAL module driver. + * + * This file provides firmware functions to manage the following + * functionalities of the Power Controller (PWR) peripheral: + * + Extended Initialization and de-initialization function + * + Extended Peripheral Control function + * + @verbatim + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f0xx_hal.h" + +/** @addtogroup STM32F0xx_HAL_Driver + * @{ + */ + +/** @defgroup PWREx + * @brief PWR Extended HAL module driver + * @{ + */ + +#ifdef HAL_PWR_MODULE_ENABLED + +/* Private typedef -----------------------------------------------------------*/ +/* Private define ------------------------------------------------------------*/ +/* Private macro -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ +/* Private functions ---------------------------------------------------------*/ + +/** @defgroup PWREx_Private_Functions + * @{ + */ + +/** @defgroup PWREx_Group1 Extended Peripheral Control functions + * @brief Extended Peripheral Control functions + * +@verbatim + + =============================================================================== + ##### Peripheral Control function ##### + =============================================================================== + + *** PVD configuration *** + ========================= + [..] + (+) The PVD is used to monitor the VDD power supply by comparing it to a + threshold selected by the PVD Level (PLS[2:0] bits in the PWR_CR). + (+) A PVDO flag is available to indicate if VDD/VDDA is higher or lower + than the PVD threshold. This event is internally connected to the EXTI + line16 and can generate an interrupt if enabled. This is done through + __HAL_PVD_EXTI_ENABLE_IT() macro + (+) The PVD is stopped in Standby mode. + Note: PVD is not available on STM32F030x4/x6/x8 + +@endverbatim + * @{ + */ + +#if defined (STM32F031x6) || defined (STM32F042x6) || defined (STM32F051x8) || \ + defined (STM32F071xB) || defined (STM32F072xB) + +/** + * @brief Configures the voltage threshold detected by the Power Voltage Detector(PVD). + * @param sConfigPVD: pointer to an PWR_PVDTypeDef structure that contains the configuration + * information for the PVD. + * @note Refer to the electrical characteristics of your device datasheet for + * more details about the voltage threshold corresponding to each + * detection level. + * @retval None + */ +void HAL_PWR_PVDConfig(PWR_PVDTypeDef *sConfigPVD) +{ + /* Check the parameters */ + assert_param(IS_PWR_PVD_LEVEL(sConfigPVD->PVDLevel)); + assert_param(IS_PWR_PVD_MODE(sConfigPVD->Mode)); + + /* Set PLS[7:5] bits according to PVDLevel value */ + MODIFY_REG(PWR->CR, PWR_CR_PLS, sConfigPVD->PVDLevel); + + /* Configure the EXTI 16 interrupt */ + if((sConfigPVD->Mode == PWR_MODE_IT_RISING_FALLING) ||\ + (sConfigPVD->Mode == PWR_MODE_IT_FALLING) ||\ + (sConfigPVD->Mode == PWR_MODE_IT_RISING)) + { + __HAL_PVD_EXTI_ENABLE_IT(PWR_EXTI_LINE_PVD); + } + /* Configure the rising edge */ + if((sConfigPVD->Mode == PWR_MODE_IT_RISING_FALLING) ||\ + (sConfigPVD->Mode == PWR_MODE_IT_RISING)) + { + EXTI->RTSR |= PWR_EXTI_LINE_PVD; + } + /* Configure the falling edge */ + if((sConfigPVD->Mode == PWR_MODE_IT_RISING_FALLING) ||\ + (sConfigPVD->Mode == PWR_MODE_IT_FALLING)) + { + EXTI->FTSR |= PWR_EXTI_LINE_PVD; + } +} + +/** + * @brief Enables the Power Voltage Detector(PVD). + * @param None + * @retval None + */ +void HAL_PWR_EnablePVD(void) +{ + PWR->CR |= (uint32_t)PWR_CR_PVDE; +} + +/** + * @brief Disables the Power Voltage Detector(PVD). + * @param None + * @retval None + */ +void HAL_PWR_DisablePVD(void) +{ + PWR->CR &= ~((uint32_t)PWR_CR_PVDE); +} + +/** + * @brief This function handles the PWR PVD interrupt request. + * @note This API should be called under the PVD_IRQHandler(). + * @param None + * @retval None + */ +void HAL_PWR_PVD_IRQHandler(void) +{ + /* Check PWR exti flag */ + if(__HAL_PVD_EXTI_GET_FLAG(PWR_EXTI_LINE_PVD) != RESET) + { + /* PWR PVD interrupt user callback */ + HAL_PWR_PVDCallback(); + + /* Clear PWR Exti pending bit */ + __HAL_PVD_EXTI_CLEAR_FLAG(PWR_EXTI_LINE_PVD); + } +} + +/** + * @brief PWR PVD interrupt callback + * @param None + * @retval None + */ +__weak void HAL_PWR_PVDCallback(void) +{ + /* NOTE : This function Should not be modified, when the callback is needed, + the HAL_PWR_PVDCallback could be implemented in the user file + */ +} + +#endif /* defined (STM32F031x6) || defined (STM32F042x6) || defined (STM32F051x8) || */ + /* defined (STM32F071xB) || defined (STM32F072xB) */ + + +/** + * @} + */ + +/** + * @} + */ + + +#endif /* HAL_PWR_MODULE_ENABLED */ +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/