diff options
Diffstat (limited to 'Drivers/STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_smbus_ex.c')
| -rw-r--r-- | Drivers/STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_smbus_ex.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/Drivers/STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_smbus_ex.c b/Drivers/STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_smbus_ex.c new file mode 100644 index 000000000..99c31b479 --- /dev/null +++ b/Drivers/STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_smbus_ex.c @@ -0,0 +1,142 @@ +/** + ****************************************************************************** + * @file stm32wbxx_hal_smbus_ex.c + * @author MCD Application Team + * @brief SMBUS Extended HAL module driver. + * This file provides firmware functions to manage the following + * functionalities of SMBUS Extended peripheral: + * + Extended features functions + * + @verbatim + ============================================================================== + ##### SMBUS peripheral Extended features ##### + ============================================================================== + + [..] Comparing to other previous devices, the SMBUS interface for STM32WBxx + devices contains the following additional features + + (+) Disable or enable Fast Mode Plus + + ##### How to use this driver ##### + ============================================================================== + (#) Configure the enable or disable of fast mode plus driving capability using the functions : + (++) HAL_SMBUSEx_EnableFastModePlus() + (++) HAL_SMBUSEx_DisableFastModePlus() + @endverbatim + ****************************************************************************** + * @attention + * + * <h2><center>© Copyright (c) 2019 STMicroelectronics. + * All rights reserved.</center></h2> + * + * 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 "stm32wbxx_hal.h" + +/** @addtogroup STM32WBxx_HAL_Driver + * @{ + */ + +/** @defgroup SMBUSEx SMBUSEx + * @brief SMBUS Extended HAL module driver + * @{ + */ + +#ifdef HAL_SMBUS_MODULE_ENABLED + +/* Private typedef -----------------------------------------------------------*/ +/* Private define ------------------------------------------------------------*/ +/* Private macro -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ +/* Private functions ---------------------------------------------------------*/ + +/** @defgroup SMBUSEx_Exported_Functions SMBUS Extended Exported Functions + * @{ + */ + +/** @defgroup SMBUSEx_Exported_Functions_Group1 Extended features functions + * @brief Extended features functions + * +@verbatim + =============================================================================== + ##### Extended features functions ##### + =============================================================================== + [..] This section provides functions allowing to: + + (+) Configure Fast Mode Plus + +@endverbatim + * @{ + */ + +/** + * @brief Enable the SMBUS fast mode plus driving capability. + * @param ConfigFastModePlus Selects the pin. + * This parameter can be one of the @ref SMBUSEx_FastModePlus values + * @note For I2C1, fast mode plus driving capability can be enabled on all selected + * I2C1 pins using I2C_FASTMODEPLUS_I2C1 parameter or independently + * on each one of the following pins PB6, PB7, PB8 and PB9. + * @note For remaining I2C1 pins (PA14, PA15...) fast mode plus driving capability + * can be enabled only by using I2C_FASTMODEPLUS_I2C1 parameter. + * @note For all I2C3 pins fast mode plus driving capability can be enabled + * only by using I2C_FASTMODEPLUS_I2C3 parameter. + * @retval None + */ +void HAL_SMBUSEx_EnableFastModePlus(uint32_t ConfigFastModePlus) +{ + /* Check the parameter */ + assert_param(IS_SMBUS_FASTMODEPLUS(ConfigFastModePlus)); + + /* Enable fast mode plus driving capability for selected pin */ + SET_BIT(SYSCFG->CFGR1, (uint32_t)ConfigFastModePlus); +} + +/** + * @brief Disable the SMBUS fast mode plus driving capability. + * @param ConfigFastModePlus Selects the pin. + * This parameter can be one of the @ref SMBUSEx_FastModePlus values + * @note For I2C1, fast mode plus driving capability can be disabled on all selected + * I2C1 pins using I2C_FASTMODEPLUS_I2C1 parameter or independently + * on each one of the following pins PB6, PB7, PB8 and PB9. + * @note For remaining I2C1 pins (PA14, PA15...) fast mode plus driving capability + * can be disabled only by using I2C_FASTMODEPLUS_I2C1 parameter. + * @note For all I2C3 pins fast mode plus driving capability can be disabled + * only by using I2C_FASTMODEPLUS_I2C3 parameter. + * @retval None + */ +void HAL_SMBUSEx_DisableFastModePlus(uint32_t ConfigFastModePlus) +{ + /* Check the parameter */ + assert_param(IS_SMBUS_FASTMODEPLUS(ConfigFastModePlus)); + + /* Disable fast mode plus driving capability for selected pin */ + CLEAR_BIT(SYSCFG->CFGR1, (uint32_t)ConfigFastModePlus); +} + + +/** + * @} + */ + +/** + * @} + */ + +#endif /* HAL_SMBUS_MODULE_ENABLED */ +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |