144 lines
3.8 KiB
C
144 lines
3.8 KiB
C
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/**
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*******************************************************************************
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* @file hc32f4a0_crc.h
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* @brief This file contains all the functions prototypes of the CRC driver
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* library.
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@verbatim
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Change Logs:
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Date Author Notes
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2020-06-12 Heqb First version
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@endverbatim
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*******************************************************************************
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* Copyright (C) 2020, Huada Semiconductor Co., Ltd. All rights reserved.
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*
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* This software component is licensed by HDSC under BSD 3-Clause license
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* (the "License"); You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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*******************************************************************************
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*/
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#ifndef __HC32F4A0_CRC_H__
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#define __HC32F4A0_CRC_H__
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/* C binding of definitions if building with C++ compiler */
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/*******************************************************************************
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* Include files
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******************************************************************************/
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#include "hc32_common.h"
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#include "ddl_config.h"
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/**
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* @addtogroup HC32F4A0_DDL_Driver
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* @{
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*/
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/**
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* @addtogroup DDL_CRC
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* @{
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*/
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#if (DDL_CRC_ENABLE == DDL_ON)
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/*******************************************************************************
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* Global type definitions ('typedef')
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******************************************************************************/
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/*******************************************************************************
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* Global pre-processor symbols/macros ('#define')
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******************************************************************************/
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/* Bits definitions of CRC control register(CRC_CR). */
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/**
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* @defgroup CRC_Global_Macros CRC Global Macros
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* @{
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*/
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/**
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* @defgroup CRC_Protocol_Control_Bit CRC Protocol Control Bit
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* @note: - CRC16 polynomial is X16 + X12 + X5 + 1
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* - CRC32 polynomial is X32 + X26 + X23 + X22 + X16 + X12 + X11 + X10 + \
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* X8 + X7 + X5 + X4 + X2 + X + 1
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* @{
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*/
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#define CRC_CRC16 (0x0UL)
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#define CRC_CRC32 (CRC_CR_CR)
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/**
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* @}
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*/
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/**
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* @defgroup CRC_Flag_Bit_Mask CRC Flag Bit Mask
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* @{
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*/
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#define CRC_FLAG_MASK (CRC_CR_FLAG)
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/**
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* @}
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*/
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/**
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* @defgroup CRC_Bit_Width CRC Bit Width
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* @{
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*/
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#define CRC_BW_8 (8U)
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#define CRC_BW_16 (16U)
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#define CRC_BW_32 (32U)
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/**
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* @}
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*/
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/**
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* @}
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*/
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/*******************************************************************************
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* Global variable definitions ('extern')
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******************************************************************************/
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/*******************************************************************************
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Global function prototypes (definition in C source)
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******************************************************************************/
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/**
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* @addtogroup CRC_Global_Functions
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* @{
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*/
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uint32_t CRC_Calculate(uint32_t u32CrcProtocol,
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const void *pvData,
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uint32_t u32InitVal,
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uint32_t u32Length,
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uint8_t u8BitWidth);
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en_flag_status_t CRC_Check(uint32_t u32CrcProtocol,
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uint32_t u32CheckSum,
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const void *pvData,
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uint32_t u32InitVal,
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uint32_t u32Length,
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uint8_t u8BitWidth);
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/**
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* @}
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*/
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#endif /* DDL_CRC_ENABLE */
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/**
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* @}
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*/
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* __HC32F4A0_CRC_H__ */
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/*******************************************************************************
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* EOF (not truncated)
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******************************************************************************/
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