mbed library sources modified for open wear
Dependents: openwear-lifelogger-example
Fork of mbed-src by
Diff: targets/cmsis/TARGET_STM/TARGET_DISCO_F303VC/stm32f30x_crc.h
- Revision:
- 157:90e3acc479a2
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/cmsis/TARGET_STM/TARGET_DISCO_F303VC/stm32f30x_crc.h Fri Apr 11 17:15:06 2014 +0100 @@ -0,0 +1,131 @@ +/** + ****************************************************************************** + * @file stm32f30x_crc.h + * @author MCD Application Team + * @version V1.1.0 + * @date 27-February-2014 + * @brief This file contains all the functions prototypes for the CRC firmware + * library. + ****************************************************************************** + * @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. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32F30x_CRC_H +#define __STM32F30x_CRC_H + +#ifdef __cplusplus + extern "C" { +#endif + +/*!< Includes ----------------------------------------------------------------*/ +#include "stm32f30x.h" + +/** @addtogroup STM32F30x_StdPeriph_Driver + * @{ + */ + +/** @addtogroup CRC + * @{ + */ + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ + +/** @defgroup CRC_ReverseInputData + * @{ + */ +#define CRC_ReverseInputData_No ((uint32_t)0x00000000) /*!< No reverse operation of Input Data */ +#define CRC_ReverseInputData_8bits CRC_CR_REV_IN_0 /*!< Reverse operation of Input Data on 8 bits */ +#define CRC_ReverseInputData_16bits CRC_CR_REV_IN_1 /*!< Reverse operation of Input Data on 16 bits */ +#define CRC_ReverseInputData_32bits CRC_CR_REV_IN /*!< Reverse operation of Input Data on 32 bits */ + +#define IS_CRC_REVERSE_INPUT_DATA(DATA) (((DATA) == CRC_ReverseInputData_No) || \ + ((DATA) == CRC_ReverseInputData_8bits) || \ + ((DATA) == CRC_ReverseInputData_16bits) || \ + ((DATA) == CRC_ReverseInputData_32bits)) + +/** + * @} + */ + +/** @defgroup CRC_PolynomialSize + * @{ + */ +#define CRC_PolSize_7 CRC_CR_POLSIZE /*!< 7-bit polynomial for CRC calculation */ +#define CRC_PolSize_8 CRC_CR_POLSIZE_1 /*!< 8-bit polynomial for CRC calculation */ +#define CRC_PolSize_16 CRC_CR_POLSIZE_0 /*!< 16-bit polynomial for CRC calculation */ +#define CRC_PolSize_32 ((uint32_t)0x00000000)/*!< 32-bit polynomial for CRC calculation */ + +#define IS_CRC_POL_SIZE(SIZE) (((SIZE) == CRC_PolSize_7) || \ + ((SIZE) == CRC_PolSize_8) || \ + ((SIZE) == CRC_PolSize_16) || \ + ((SIZE) == CRC_PolSize_32)) + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/* Exported functions ------------------------------------------------------- */ +/* Configuration of the CRC computation unit **********************************/ +void CRC_DeInit(void); +void CRC_ResetDR(void); +void CRC_PolynomialSizeSelect(uint32_t CRC_PolSize); +void CRC_ReverseInputDataSelect(uint32_t CRC_ReverseInputData); +void CRC_ReverseOutputDataCmd(FunctionalState NewState); +void CRC_SetInitRegister(uint32_t CRC_InitValue); +void CRC_SetPolynomial(uint32_t CRC_Pol); + +/* CRC computation ************************************************************/ +uint32_t CRC_CalcCRC(uint32_t CRC_Data); +uint32_t CRC_CalcCRC16bits(uint16_t CRC_Data); +uint32_t CRC_CalcCRC8bits(uint8_t CRC_Data); +uint32_t CRC_CalcBlockCRC(uint32_t pBuffer[], uint32_t BufferLength); +uint32_t CRC_GetCRC(void); + +/* Independent register (IDR) access (write/read) *****************************/ +void CRC_SetIDRegister(uint8_t CRC_IDValue); +uint8_t CRC_GetIDRegister(void); + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32F30x_CRC_H */ + +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/