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Diffstat (limited to 'external/platform/stm32f7xx/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_smartcard_ex.c')
| -rw-r--r-- | external/platform/stm32f7xx/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_smartcard_ex.c | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/external/platform/stm32f7xx/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_smartcard_ex.c b/external/platform/stm32f7xx/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_smartcard_ex.c new file mode 100644 index 00000000..780eae53 --- /dev/null +++ b/external/platform/stm32f7xx/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_smartcard_ex.c @@ -0,0 +1,184 @@ +/** + ****************************************************************************** + * @file stm32f7xx_hal_smartcard_ex.c + * @author MCD Application Team + * @version V1.0.1 + * @date 25-June-2015 + * @brief SMARTCARD HAL module driver. + * + * This file provides extended firmware functions to manage the following + * functionalities of the SmartCard. + * + Initialization and de-initialization functions + * + Peripheral Control functions + @verbatim + =============================================================================== + ##### How to use this driver ##### + =============================================================================== + [..] + The Extended SMARTCARD HAL driver can be used as follow: + + (#) After having configured the SMARTCARD basic features with HAL_SMARTCARD_Init(), + then if required, program SMARTCARD advanced features (TX/RX pins swap, TimeOut, + auto-retry counter,...) in the hsc AdvancedInit structure. + + @endverbatim + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT(c) 2015 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 "stm32f7xx_hal.h" + +/** @addtogroup STM32F7xx_HAL_Driver + * @{ + */ + +/** @defgroup SMARTCARDEx SMARTCARDEx + * @brief SMARTCARD Extended HAL module driver + * @{ + */ +#ifdef HAL_SMARTCARD_MODULE_ENABLED + +/* Private typedef -----------------------------------------------------------*/ +/* Private define ------------------------------------------------------------*/ +/* Private macro -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ +/* Private functions ---------------------------------------------------------*/ + +/** @defgroup SMARTCARDEx_Exported_Functions SMARTCARDEx Exported Functions + * @{ + */ + +/** @defgroup SMARTCARDEx_Group1 Extended Peripheral Control functions + * @brief Extended control functions + * +@verbatim + =============================================================================== + ##### Peripheral Control functions ##### + =============================================================================== + [..] + This subsection provides a set of functions allowing to initialize the SMARTCARD. + (+) HAL_SMARTCARDEx_BlockLength_Config() API allows to configure the Block Length on the fly + (+) HAL_SMARTCARDEx_TimeOut_Config() API allows to configure the receiver timeout value on the fly + (+) HAL_SMARTCARDEx_EnableReceiverTimeOut() API enables the receiver timeout feature + (+) HAL_SMARTCARDEx_DisableReceiverTimeOut() API disables the receiver timeout feature + +@endverbatim + * @{ + */ + +/** + * @brief Update on the fly the SMARTCARD block length in RTOR register + * @param hsc: SMARTCARD handle + * @param BlockLength: SMARTCARD block length (8-bit long at most) + * @retval None + */ +void HAL_SMARTCARDEx_BlockLength_Config(SMARTCARD_HandleTypeDef *hsc, uint8_t BlockLength) +{ + MODIFY_REG(hsc->Instance->RTOR, USART_RTOR_BLEN, ((uint32_t)BlockLength << SMARTCARD_RTOR_BLEN_LSB_POS)); +} + +/** + * @brief Update on the fly the receiver timeout value in RTOR register + * @param hsc: SMARTCARD handle + * @param TimeOutValue: receiver timeout value in number of baud blocks. The timeout + * value must be less or equal to 0x0FFFFFFFF. + * @retval None + */ +void HAL_SMARTCARDEx_TimeOut_Config(SMARTCARD_HandleTypeDef *hsc, uint32_t TimeOutValue) +{ + assert_param(IS_SMARTCARD_TIMEOUT_VALUE(hsc->Init.TimeOutValue)); + MODIFY_REG(hsc->Instance->RTOR, USART_RTOR_RTO, TimeOutValue); +} + +/** + * @brief Enable the SMARTCARD receiver timeout feature + * @param hsc: SMARTCARD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_SMARTCARDEx_EnableReceiverTimeOut(SMARTCARD_HandleTypeDef *hsc) +{ + /* Process Locked */ + __HAL_LOCK(hsc); + + hsc->State = HAL_SMARTCARD_STATE_BUSY; + + /* Set the USART RTOEN bit */ + hsc->Instance->CR2 |= USART_CR2_RTOEN; + + hsc->State = HAL_SMARTCARD_STATE_READY; + + /* Process Unlocked */ + __HAL_UNLOCK(hsc); + + return HAL_OK; +} + +/** + * @brief Disable the SMARTCARD receiver timeout feature + * @param hsc: SMARTCARD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_SMARTCARDEx_DisableReceiverTimeOut(SMARTCARD_HandleTypeDef *hsc) +{ + /* Process Locked */ + __HAL_LOCK(hsc); + + hsc->State = HAL_SMARTCARD_STATE_BUSY; + + /* Clear the USART RTOEN bit */ + hsc->Instance->CR2 &= ~(USART_CR2_RTOEN); + + hsc->State = HAL_SMARTCARD_STATE_READY; + + /* Process Unlocked */ + __HAL_UNLOCK(hsc); + + return HAL_OK; +} + +/** + * @} + */ + +/** + * @} + */ + +#endif /* HAL_SMARTCARD_MODULE_ENABLED */ +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |