STM32F107之CRC循环冗余校验码
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CRC循环冗余校验码.rar
- /**
- ******************************************************************************
- * @file CRC/CRC_Calculation/main.c
- * @author MCD Application Team
- * @version V3.5.0
- * @date 08-April-2011
- * @brief Main program body.
- ******************************************************************************
- * @attention
- *
- * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
- * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
- * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
- * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
- * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
- * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
- *
- *
© COPYRIGHT 2011 STMicroelectronics - ******************************************************************************
- */
- /* Includes ------------------------------------------------------------------*/
- #include "stm32f10x.h"
- /** @addtogroup STM32F10x_StdPeriph_Examples
- * @{
- */
- /** @addtogroup CRC_Calculation
- * @{
- */
- /* Private typedef -----------------------------------------------------------*/
- /* Private define ------------------------------------------------------------*/
- #define BUFFER_SIZE 114
- /* Private macro -------------------------------------------------------------*/
- /* Private variables ---------------------------------------------------------*/
- static const uint32_t DataBuffer[BUFFER_SIZE] =
- {
- 0x00001021, 0x20423063, 0x408450a5, 0x60c670e7, 0x9129a14a, 0xb16bc18c,
- 0xd1ade1ce, 0xf1ef1231, 0x32732252, 0x52b54294, 0x72f762d6, 0x93398318,
- 0xa35ad3bd, 0xc39cf3ff, 0xe3de2462, 0x34430420, 0x64e674c7, 0x44a45485,
- 0xa56ab54b, 0x85289509, 0xf5cfc5ac, 0xd58d3653, 0x26721611, 0x063076d7,
- 0x569546b4, 0xb75ba77a, 0x97198738, 0xf7dfe7fe, 0xc7bc48c4, 0x58e56886,
- 0x78a70840, 0x18612802, 0xc9ccd9ed, 0xe98ef9af, 0x89489969, 0xa90ab92b,
- 0x4ad47ab7, 0x6a961a71, 0x0a503a33, 0x2a12dbfd, 0xfbbfeb9e, 0x9b798b58,
- 0xbb3bab1a, 0x6ca67c87, 0x5cc52c22, 0x3c030c60, 0x1c41edae, 0xfd8fcdec,
- 0xad2abd0b, 0x8d689d49, 0x7e976eb6, 0x5ed54ef4, 0x2e321e51, 0x0e70ff9f,
- 0xefbedfdd, 0xcffcbf1b, 0x9f598f78, 0x918881a9, 0xb1caa1eb, 0xd10cc12d,
- 0xe16f1080, 0x00a130c2, 0x20e35004, 0x40257046, 0x83b99398, 0xa3fbb3da,
- 0xc33dd31c, 0xe37ff35e, 0x129022f3, 0x32d24235, 0x52146277, 0x7256b5ea,
- 0x95a88589, 0xf56ee54f, 0xd52cc50d, 0x34e224c3, 0x04817466, 0x64475424,
- 0x4405a7db, 0xb7fa8799, 0xe75ff77e, 0xc71dd73c, 0x26d336f2, 0x069116b0,
- 0x76764615, 0x5634d94c, 0xc96df90e, 0xe92f99c8, 0xb98aa9ab, 0x58444865,
- 0x78066827, 0x18c008e1, 0x28a3cb7d, 0xdb5ceb3f, 0xfb1e8bf9, 0x9bd8abbb,
- 0x4a755a54, 0x6a377a16, 0x0af11ad0, 0x2ab33a92, 0xed0fdd6c, 0xcd4dbdaa,
- 0xad8b9de8, 0x8dc97c26, 0x5c644c45, 0x3ca22c83, 0x1ce00cc1, 0xef1fff3e,
- 0xdf7caf9b, 0xbfba8fd9, 0x9ff86e17, 0x7e364e55, 0x2e933eb2, 0x0ed11ef0
- };
- __IO uint32_t CRCValue = 0;
- /* Private function prototypes -----------------------------------------------*/
- void Delay(__IO uint32_t nCount);
- /* Private functions ---------------------------------------------------------*/
- /**
- * @brief Main program.
- * @param None
- * @retval None
- */
- int main(void)
- {
- /*!< At this stage the microcontroller clock setting is already configured,
- this is done through SystemInit() function which is called from startup
- file (startup_stm32f10x_xx.s) before to branch to application main.
- To reconfigure the default setting of SystemInit() function, refer to
- system_stm32f10x.c file
- */
- /* Enable CRC clock */
- RCC_AHBPeriphClockCmd(RCC_AHBPeriph_CRC, ENABLE);
- /* Compute the CRC of "DataBuffer" */
- CRCValue = CRC_CalcBlockCRC((uint32_t *)DataBuffer, BUFFER_SIZE);
- while (1)
- {
- }
- }
- /**
- * @brief Inserts a delay time.
- * @param nCount: specifies the delay time length.
- * @retval None
- */
- void Delay(__IO uint32_t nCount)
- {
- for(; nCount != 0; nCount--);
- }
- #ifdef USE_FULL_ASSERT
- /**
- * @brief Reports the name of the source file and the source line number
- * where the assert_param error has occurred.
- * @param file: pointer to the source file name
- * @param line: assert_param error line source number
- * @retval None
- */
- void assert_failed(uint8_t* file, uint32_t line)
- {
- /* User can add his own implementation to report the file name and line number,
- ex: printf("Wrong parameters value: file %s on line %drn", file, line) */
- /* Infinite loop */
- while (1)
- {
- }
- }
- #endif
- /**
- * @}
- */
- /**
- * @}
- */
- /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
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