| /** | |
| ****************************************************************************** | |
| * @file stm32f4xx_hal_dcmi_ex.c | |
| * @author MCD Application Team | |
| * @brief DCMI Extension HAL module driver | |
| * This file provides firmware functions to manage the following | |
| * functionalities of DCMI extension peripheral: | |
| * + Extension features functions | |
| * | |
| @verbatim | |
| ============================================================================== | |
| ##### DCMI peripheral extension features ##### | |
| ============================================================================== | |
| [..] Comparing to other previous devices, the DCMI interface for STM32F446xx | |
| devices contains the following additional features : | |
| (+) Support of Black and White cameras | |
| ##### How to use this driver ##### | |
| ============================================================================== | |
| [..] This driver provides functions to manage the Black and White feature | |
| @endverbatim | |
| ****************************************************************************** | |
| * @attention | |
| * | |
| * <h2><center>© COPYRIGHT(c) 2017 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 "stm32f4xx_hal.h" | |
| /** @addtogroup STM32F4xx_HAL_Driver | |
| * @{ | |
| */ | |
| /** @defgroup DCMIEx DCMIEx | |
| * @brief DCMI Extended HAL module driver | |
| * @{ | |
| */ | |
| #ifdef HAL_DCMI_MODULE_ENABLED | |
| #if defined(STM32F407xx) || defined(STM32F417xx) || defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) ||\ | |
| defined(STM32F439xx) || defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx) | |
| /* Private typedef -----------------------------------------------------------*/ | |
| /* Private define ------------------------------------------------------------*/ | |
| /* Private macro -------------------------------------------------------------*/ | |
| /* Private variables ---------------------------------------------------------*/ | |
| /* Private function prototypes -----------------------------------------------*/ | |
| /* Exported functions --------------------------------------------------------*/ | |
| /** @defgroup DCMIEx_Exported_Functions DCMI Extended Exported Functions | |
| * @{ | |
| */ | |
| /** | |
| * @} | |
| */ | |
| /** @addtogroup DCMI_Exported_Functions_Group1 Initialization and Configuration functions | |
| * @{ | |
| */ | |
| /** | |
| * @brief Initializes the DCMI according to the specified | |
| * parameters in the DCMI_InitTypeDef and create the associated handle. | |
| * @param hdcmi pointer to a DCMI_HandleTypeDef structure that contains | |
| * the configuration information for DCMI. | |
| * @retval HAL status | |
| */ | |
| HAL_StatusTypeDef HAL_DCMI_Init(DCMI_HandleTypeDef *hdcmi) | |
| { | |
| /* Check the DCMI peripheral state */ | |
| if(hdcmi == NULL) | |
| { | |
| return HAL_ERROR; | |
| } | |
| /* Check function parameters */ | |
| assert_param(IS_DCMI_ALL_INSTANCE(hdcmi->Instance)); | |
| assert_param(IS_DCMI_PCKPOLARITY(hdcmi->Init.PCKPolarity)); | |
| assert_param(IS_DCMI_VSPOLARITY(hdcmi->Init.VSPolarity)); | |
| assert_param(IS_DCMI_HSPOLARITY(hdcmi->Init.HSPolarity)); | |
| assert_param(IS_DCMI_SYNCHRO(hdcmi->Init.SynchroMode)); | |
| assert_param(IS_DCMI_CAPTURE_RATE(hdcmi->Init.CaptureRate)); | |
| assert_param(IS_DCMI_EXTENDED_DATA(hdcmi->Init.ExtendedDataMode)); | |
| assert_param(IS_DCMI_MODE_JPEG(hdcmi->Init.JPEGMode)); | |
| #if defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx) | |
| assert_param(IS_DCMI_BYTE_SELECT_MODE(hdcmi->Init.ByteSelectMode)); | |
| assert_param(IS_DCMI_BYTE_SELECT_START(hdcmi->Init.ByteSelectStart)); | |
| assert_param(IS_DCMI_LINE_SELECT_MODE(hdcmi->Init.LineSelectMode)); | |
| assert_param(IS_DCMI_LINE_SELECT_START(hdcmi->Init.LineSelectStart)); | |
| #endif /* STM32F446xx || STM32F469xx || STM32F479xx */ | |
| if(hdcmi->State == HAL_DCMI_STATE_RESET) | |
| { | |
| /* Init the low level hardware */ | |
| HAL_DCMI_MspInit(hdcmi); | |
| } | |
| /* Change the DCMI state */ | |
| hdcmi->State = HAL_DCMI_STATE_BUSY; | |
| /* Configures the HS, VS, DE and PC polarity */ | |
| hdcmi->Instance->CR &= ~(DCMI_CR_PCKPOL | DCMI_CR_HSPOL | DCMI_CR_VSPOL | DCMI_CR_EDM_0 |\ | |
| DCMI_CR_EDM_1 | DCMI_CR_FCRC_0 | DCMI_CR_FCRC_1 | DCMI_CR_JPEG |\ | |
| DCMI_CR_ESS | |
| #if defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx) | |
| | DCMI_CR_BSM_0 | DCMI_CR_BSM_1 | DCMI_CR_OEBS |\ | |
| DCMI_CR_LSM | DCMI_CR_OELS | |
| #endif /* STM32F446xx || STM32F469xx || STM32F479xx */ | |
| ); | |
| hdcmi->Instance->CR |= (uint32_t)(hdcmi->Init.SynchroMode | hdcmi->Init.CaptureRate |\ | |
| hdcmi->Init.VSPolarity | hdcmi->Init.HSPolarity |\ | |
| hdcmi->Init.PCKPolarity | hdcmi->Init.ExtendedDataMode |\ | |
| hdcmi->Init.JPEGMode | |
| #if defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx) | |
| | hdcmi->Init.ByteSelectMode |\ | |
| hdcmi->Init.ByteSelectStart | hdcmi->Init.LineSelectMode |\ | |
| hdcmi->Init.LineSelectStart | |
| #endif /* STM32F446xx || STM32F469xx || STM32F479xx */ | |
| ); | |
| if(hdcmi->Init.SynchroMode == DCMI_SYNCHRO_EMBEDDED) | |
| { | |
| hdcmi->Instance->ESCR = (((uint32_t)hdcmi->Init.SyncroCode.FrameStartCode) | | |
| ((uint32_t)hdcmi->Init.SyncroCode.LineStartCode << DCMI_POSITION_ESCR_LSC)| | |
| ((uint32_t)hdcmi->Init.SyncroCode.LineEndCode << DCMI_POSITION_ESCR_LEC) | | |
| ((uint32_t)hdcmi->Init.SyncroCode.FrameEndCode << DCMI_POSITION_ESCR_FEC)); | |
| } | |
| /* Enable the Line, Vsync, Error and Overrun interrupts */ | |
| __HAL_DCMI_ENABLE_IT(hdcmi, DCMI_IT_LINE | DCMI_IT_VSYNC | DCMI_IT_ERR | DCMI_IT_OVR); | |
| /* Update error code */ | |
| hdcmi->ErrorCode = HAL_DCMI_ERROR_NONE; | |
| /* Initialize the DCMI state*/ | |
| hdcmi->State = HAL_DCMI_STATE_READY; | |
| return HAL_OK; | |
| } | |
| /** | |
| * @} | |
| */ | |
| #endif /* STM32F407xx || STM32F417xx || STM32F427xx || STM32F437xx || STM32F429xx ||\ | |
| STM32F439xx || STM32F446xx || STM32F469xx || STM32F479xx */ | |
| #endif /* HAL_DCMI_MODULE_ENABLED */ | |
| /** | |
| * @} | |
| */ | |
| /** | |
| * @} | |
| */ | |
| /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |