B3M38SPD seminar project - beehive monitor with LoRa reporting
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/**
******************************************************************************
* @file stm32l0xx_hal_crc.h
* @author MCD Application Team
* @brief Header file of CRC HAL module.
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT(c) 2016 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 __STM32L0xx_HAL_CRC_H
#define __STM32L0xx_HAL_CRC_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32l0xx_hal_def.h"
/** @addtogroup STM32L0xx_HAL_Driver
* @{
*/
/** @defgroup CRC CRC
* @{
*/
/** @defgroup CRC_Exported_Types CRC Exported Types
* @{
*/
/* Exported types ------------------------------------------------------------*/
/**
* @brief CRC HAL State Structure definition
*/
typedef enum
{
HAL_CRC_STATE_RESET = 0x00U, /*!< CRC not yet initialized or disabled */
HAL_CRC_STATE_READY = 0x01U, /*!< CRC initialized and ready for use */
HAL_CRC_STATE_BUSY = 0x02U, /*!< CRC internal process is ongoing */
HAL_CRC_STATE_TIMEOUT = 0x03U, /*!< CRC timeout state */
HAL_CRC_STATE_ERROR = 0x04U /*!< CRC error state */
}HAL_CRC_StateTypeDef;
/**
* @brief CRC Init Structure definition
*/
typedef struct
{
uint8_t DefaultPolynomialUse; /*!< This parameter is a value of @ref CRC_Default_Polynomial and indicates if default polynomial is used.
If set to DEFAULT_POLYNOMIAL_ENABLE, resort to default
X^32 + X^26 + X^23 + X^22 + X^16 + X^12 + X^11 + X^10 +X^8 + X^7 + X^5 + X^4 + X^2+ X +1.
In that case, there is no need to set GeneratingPolynomial field.
If otherwise set to DEFAULT_POLYNOMIAL_DISABLE, GeneratingPolynomial and CRCLength fields must be set */
uint8_t DefaultInitValueUse; /*!< This parameter is a value of @ref CRC_Default_InitValue_Use and indicates if default init value is used.
If set to DEFAULT_INIT_VALUE_ENABLE, resort to default
0xFFFFFFFF value. In that case, there is no need to set InitValue field.
If otherwise set to DEFAULT_INIT_VALUE_DISABLE, InitValue field must be set */
uint32_t GeneratingPolynomial; /*!< Set CRC generating polynomial. 7, 8, 16 or 32-bit long value for a polynomial degree
respectively equal to 7, 8, 16 or 32. This field is written in normal representation,
e.g., for a polynomial of degree 7, X^7 + X^6 + X^5 + X^2 + 1 is written 0x65.
No need to specify it if DefaultPolynomialUse is set to DEFAULT_POLYNOMIAL_ENABLE */
uint32_t CRCLength; /*!< This parameter is a value of @ref CRC_Polynomial_Sizes and indicates CRC length.
Value can be either one of
CRC_POLYLENGTH_32B (32-bit CRC)
CRC_POLYLENGTH_16B (16-bit CRC)
CRC_POLYLENGTH_8B (8-bit CRC)
CRC_POLYLENGTH_7B (7-bit CRC) */
uint32_t InitValue; /*!< Init value to initiate CRC computation. No need to specify it if DefaultInitValueUse
is set to DEFAULT_INIT_VALUE_ENABLE */
uint32_t InputDataInversionMode; /*!< This parameter is a value of @ref CRCEx_Input_Data_Inversion and specifies input data inversion mode.
Can be either one of the following values
CRC_INPUTDATA_INVERSION_NONE no input data inversion
CRC_INPUTDATA_INVERSION_BYTE byte-wise inversion, 0x1A2B3C4D becomes 0x58D43CB2
CRC_INPUTDATA_INVERSION_HALFWORD halfword-wise inversion, 0x1A2B3C4D becomes 0xD458B23C
CRC_INPUTDATA_INVERSION_WORD word-wise inversion, 0x1A2B3C4D becomes 0xB23CD458 */
uint32_t OutputDataInversionMode; /*!< This parameter is a value of @ref CRCEx_Output_Data_Inversion and specifies output data (i.e. CRC) inversion mode.
Can be either
CRC_OUTPUTDATA_INVERSION_DISABLE no CRC inversion, or
CRC_OUTPUTDATA_INVERSION_ENABLE CRC 0x11223344 is converted into 0x22CC4488 */
}CRC_InitTypeDef;
/**
* @brief CRC Handle Structure definition
*/
typedef struct
{
CRC_TypeDef *Instance; /*!< Register base address */
CRC_InitTypeDef Init; /*!< CRC configuration parameters */
HAL_LockTypeDef Lock; /*!< CRC Locking object */
__IO HAL_CRC_StateTypeDef State; /*!< CRC communication state */
uint32_t InputDataFormat; /*!< This parameter is a value of @ref CRC_Input_Buffer_Format and specifies input data format.
Can be either
CRC_INPUTDATA_FORMAT_BYTES input data is a stream of bytes (8-bit data)
CRC_INPUTDATA_FORMAT_HALFWORDS input data is a stream of half-words (16-bit data)
CRC_INPUTDATA_FORMAT_WORDS input data is a stream of words (32-bits data)
Note that constant CRC_INPUT_FORMAT_UNDEFINED is defined but an initialization error
must occur if InputBufferFormat is not one of the three values listed above */
}CRC_HandleTypeDef;
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup CRC_Exported_Constants CRC Exported Constants
* @{
*/
/** @defgroup CRC_Default_Polynomial_Value Default CRC generating polynomial
* @{
*/
#define DEFAULT_CRC32_POLY 0x04C11DB7U
/**
* @}
*/
/** @defgroup CRC_Default_InitValue Default CRC computation initialization value
* @{
*/
#define DEFAULT_CRC_INITVALUE 0xFFFFFFFFU
/**
* @}
*/
/** @defgroup CRC_Default_Polynomial Indicates whether or not default polynomial is used
* @{
*/
#define DEFAULT_POLYNOMIAL_ENABLE ((uint8_t)0x00U)
#define DEFAULT_POLYNOMIAL_DISABLE ((uint8_t)0x01U)
/**
* @}
*/
/** @defgroup CRC_Default_InitValue_Use Indicates whether or not default init value is used
* @{
*/
#define DEFAULT_INIT_VALUE_ENABLE ((uint8_t)0x00U)
#define DEFAULT_INIT_VALUE_DISABLE ((uint8_t)0x01U)
/**
* @}
*/
/** @defgroup CRC_Polynomial_Sizes Polynomial sizes to configure the IP
* @{
*/
#define CRC_POLYLENGTH_32B ((uint32_t)0x00000000U)
#define CRC_POLYLENGTH_16B ((uint32_t)CRC_CR_POLYSIZE_0)
#define CRC_POLYLENGTH_8B ((uint32_t)CRC_CR_POLYSIZE_1)
#define CRC_POLYLENGTH_7B ((uint32_t)CRC_CR_POLYSIZE)
/**
* @}
*/
/** @defgroup CRC_Polynomial_Size_Definitions CRC polynomial possible sizes actual definitions
* @{
*/
#define HAL_CRC_LENGTH_32B 32U
#define HAL_CRC_LENGTH_16B 16U
#define HAL_CRC_LENGTH_8B 8U
#define HAL_CRC_LENGTH_7B 7U
/**
* @}
*/
/** @defgroup CRC_Input_Buffer_Format CRC input buffer format
* @{
*/
/* WARNING: CRC_INPUT_FORMAT_UNDEFINED is created for reference purposes but
* an error is triggered in HAL_CRC_Init() if InputDataFormat field is set
* to CRC_INPUT_FORMAT_UNDEFINED: the format MUST be defined by the user for
* the CRC APIs to provide a correct result */
#define CRC_INPUTDATA_FORMAT_UNDEFINED ((uint32_t)0x00000000U)
#define CRC_INPUTDATA_FORMAT_BYTES ((uint32_t)0x00000001U)
#define CRC_INPUTDATA_FORMAT_HALFWORDS ((uint32_t)0x00000002U)
#define CRC_INPUTDATA_FORMAT_WORDS ((uint32_t)0x00000003U)
/**
* @}
*/
/**
* @}
*/
/* Exported macros -----------------------------------------------------------*/
/** @defgroup CRC_Exported_Macros CRC Exported Macros
* @{
*/
/** @brief Reset CRC handle state
* @param __HANDLE__: CRC handle.
* @retval None
*/
#define __HAL_CRC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_CRC_STATE_RESET)
/**
* @brief Reset CRC Data Register.
* @param __HANDLE__: CRC handle
* @retval None.
*/
#define __HAL_CRC_DR_RESET(__HANDLE__) ((__HANDLE__)->Instance->CR |= CRC_CR_RESET)
/**
* @brief Set CRC INIT non-default value
* @param __HANDLE__ : CRC handle
* @param __INIT__ : 32-bit initial value
* @retval None.
*/
#define __HAL_CRC_INITIALCRCVALUE_CONFIG(__HANDLE__, __INIT__) ((__HANDLE__)->Instance->INIT = (__INIT__))
/**
* @brief Stores a 8-bit data in the Independent Data(ID) register.
* @param __HANDLE__: CRC handle
* @param __VALUE__: 8-bit value to be stored in the ID register
* @retval None
*/
#define __HAL_CRC_SET_IDR(__HANDLE__, __VALUE__) (WRITE_REG((__HANDLE__)->Instance->IDR, (__VALUE__)))
/**
* @brief Returns the 8-bit data stored in the Independent Data(ID) register.
* @param __HANDLE__: CRC handle
* @retval 8-bit value of the ID register
*/
#define __HAL_CRC_GET_IDR(__HANDLE__) (((__HANDLE__)->Instance->IDR) & CRC_IDR_IDR)
/**
* @}
*/
/* Private macros --------------------------------------------------------*/
/** @defgroup CRC_Private_Macros CRC Private Macros
* @{
*/
#define IS_DEFAULT_POLYNOMIAL(__DEFAULT__) (((__DEFAULT__) == DEFAULT_POLYNOMIAL_ENABLE) || \
((__DEFAULT__) == DEFAULT_POLYNOMIAL_DISABLE))
#define IS_DEFAULT_INIT_VALUE(__VALUE__) (((__VALUE__) == DEFAULT_INIT_VALUE_ENABLE) || \
((__VALUE__) == DEFAULT_INIT_VALUE_DISABLE))
#define IS_CRC_POL_LENGTH(__LENGTH__) (((__LENGTH__) == CRC_POLYLENGTH_32B) || \
((__LENGTH__) == CRC_POLYLENGTH_16B) || \
((__LENGTH__) == CRC_POLYLENGTH_8B) || \
((__LENGTH__) == CRC_POLYLENGTH_7B))
#define IS_CRC_INPUTDATA_FORMAT(__FORMAT__) (((__FORMAT__) == CRC_INPUTDATA_FORMAT_BYTES) || \
((__FORMAT__) == CRC_INPUTDATA_FORMAT_HALFWORDS) || \
((__FORMAT__) == CRC_INPUTDATA_FORMAT_WORDS))
/**
* @}
*/
/* Include CRC HAL Extension module */
#include "stm32l0xx_hal_crc_ex.h"
/** @defgroup CRC_Exported_Constants CRC Exported Constants
* @{
*/
/* Aliases for inter STM32 series compatibility */
#define HAL_CRC_Input_Data_Reverse HAL_CRCEx_Input_Data_Reverse
#define HAL_CRC_Output_Data_Reverse HAL_CRCEx_Output_Data_Reverse
/**
* @}
*/
/* Exported functions --------------------------------------------------------*/
/** @defgroup CRC_Exported_Functions CRC Exported Functions
* @{
*/
/** @defgroup CRC_Exported_Functions_Group1 Initialization/de-initialization functions
* @{
*/
/* Initialization and de-initialization functions ****************************/
HAL_StatusTypeDef HAL_CRC_Init(CRC_HandleTypeDef *hcrc);
HAL_StatusTypeDef HAL_CRC_DeInit (CRC_HandleTypeDef *hcrc);
void HAL_CRC_MspInit(CRC_HandleTypeDef *hcrc);
void HAL_CRC_MspDeInit(CRC_HandleTypeDef *hcrc);
/**
* @}
*/
/** @defgroup CRC_Exported_Functions_Group2 Peripheral Control functions
* @{
*/
/* Peripheral Control functions ***********************************************/
uint32_t HAL_CRC_Accumulate(CRC_HandleTypeDef *hcrc, uint32_t pBuffer[], uint32_t BufferLength);
uint32_t HAL_CRC_Calculate(CRC_HandleTypeDef *hcrc, uint32_t pBuffer[], uint32_t BufferLength);
/**
* @}
*/
/** @defgroup CRC_Exported_Functions_Group3 Peripheral State functions
* @{
*/
/* Peripheral State and Error functions ***************************************/
HAL_CRC_StateTypeDef HAL_CRC_GetState(CRC_HandleTypeDef *hcrc);
/**
* @}
*/
/**
* @}
*/
/* Define the private group ***********************************/
/**************************************************************/
/** @defgroup CRC_Private CRC Private
* @{
*/
/**
* @}
*/
/**************************************************************/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __STM32L0xx_HAL_CRC_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/