Lancaster University's (short term!) clone of mbed-src for micro:bit. This is a copy of the github branch https://github.com/lancaster-university/mbed-classic

Fork of mbed-src by mbed official

Revision:
610:813dcc80987e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_STM/TARGET_STM32L4/stm32l4xx_hal_crc_ex.h	Fri Aug 14 13:15:17 2015 +0100
@@ -0,0 +1,160 @@
+/**
+  ******************************************************************************
+  * @file    stm32l4xx_hal_crc_ex.h
+  * @author  MCD Application Team
+  * @version V1.0.0
+  * @date    26-June-2015
+  * @brief   Header file of CRC HAL extended module.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; 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.
+  *
+  ******************************************************************************  
+  */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32L4xx_HAL_CRC_EX_H
+#define __STM32L4xx_HAL_CRC_EX_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32l4xx_hal_def.h"
+
+/** @addtogroup STM32L4xx_HAL_Driver
+  * @{
+  */
+
+/** @addtogroup CRCEx
+  * @{
+  */ 
+
+/* Exported types ------------------------------------------------------------*/ 
+/* Exported constants --------------------------------------------------------*/
+/** @defgroup CRCEx_Exported_Constants CRCEx Exported Constants
+  * @{
+  */
+
+/** @defgroup CRCEx_Input_Data_Inversion Input Data Inversion Modes
+  * @{
+  */
+#define CRC_INPUTDATA_INVERSION_NONE              ((uint32_t)0x00000000)      /*!< No input data inversion            */
+#define CRC_INPUTDATA_INVERSION_BYTE              ((uint32_t)CRC_CR_REV_IN_0) /*!< Byte-wise input data inversion     */
+#define CRC_INPUTDATA_INVERSION_HALFWORD          ((uint32_t)CRC_CR_REV_IN_1) /*!< HalfWord-wise input data inversion */
+#define CRC_INPUTDATA_INVERSION_WORD              ((uint32_t)CRC_CR_REV_IN)   /*!< Word-wise input data inversion     */
+/**
+  * @}
+  */
+
+/** @defgroup CRCEx_Output_Data_Inversion Output Data Inversion Modes
+  * @{
+  */
+#define CRC_OUTPUTDATA_INVERSION_DISABLE         ((uint32_t)0x00000000)     /*!< No output data inversion       */
+#define CRC_OUTPUTDATA_INVERSION_ENABLE          ((uint32_t)CRC_CR_REV_OUT) /*!< Bit-wise output data inversion */
+/**
+  * @}
+  */
+
+/**                                               
+  * @}
+  */
+
+/* Exported macro ------------------------------------------------------------*/
+/** @defgroup CRCEx_Exported_Macros CRCEx Exported Macros
+  * @{
+  */
+    
+/**
+  * @brief  Set CRC output reversal
+  * @param  __HANDLE__: CRC handle
+  * @retval None
+  */
+#define  __HAL_CRC_OUTPUTREVERSAL_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= CRC_CR_REV_OUT)   
+
+/**
+  * @brief  Unset CRC output reversal
+  * @param  __HANDLE__: CRC handle
+  * @retval None
+  */
+#define __HAL_CRC_OUTPUTREVERSAL_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~(CRC_CR_REV_OUT))   
+
+/**
+  * @brief  Set CRC non-default polynomial
+  * @param  __HANDLE__: CRC handle
+  * @param  __POLYNOMIAL__: 7, 8, 16 or 32-bit polynomial  
+  * @retval None
+  */
+#define __HAL_CRC_POLYNOMIAL_CONFIG(__HANDLE__, __POLYNOMIAL__) ((__HANDLE__)->Instance->POL = (__POLYNOMIAL__))
+
+/**
+  * @}
+  */
+
+/* Private macros --------------------------------------------------------*/
+/** @addtogroup  CRCEx_Private_Macros   CRCEx Private Macros
+  * @{
+  */
+  
+#define IS_CRC_INPUTDATA_INVERSION_MODE(MODE)     (((MODE) == CRC_INPUTDATA_INVERSION_NONE) || \
+                                                   ((MODE) == CRC_INPUTDATA_INVERSION_BYTE) || \
+                                                   ((MODE) == CRC_INPUTDATA_INVERSION_HALFWORD) || \
+                                                   ((MODE) == CRC_INPUTDATA_INVERSION_WORD))
+                                                   
+
+#define IS_CRC_OUTPUTDATA_INVERSION_MODE(MODE)    (((MODE) == CRC_OUTPUTDATA_INVERSION_DISABLE) || \
+                                                   ((MODE) == CRC_OUTPUTDATA_INVERSION_ENABLE))                                                   
+
+/**
+  * @}
+  */
+
+/* Exported functions --------------------------------------------------------*/
+/* Initialization and de-initialization functions  ****************************/
+HAL_StatusTypeDef HAL_CRCEx_Polynomial_Set(CRC_HandleTypeDef *hcrc, uint32_t Pol, uint32_t PolyLength);
+HAL_StatusTypeDef HAL_CRCEx_Input_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t InputReverseMode);
+HAL_StatusTypeDef HAL_CRCEx_Output_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t OutputReverseMode);
+
+/* Peripheral Control functions ***********************************************/
+/* Peripheral State and Error functions ***************************************/
+
+
+/**
+  * @}
+  */ 
+
+/**
+  * @}
+  */
+  
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32L4xx_HAL_CRC_EX_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/