/** | |
****************************************************************************** | |
* @file stm32f4xx_rng.h | |
* @author MCD Application Team | |
* @version V1.0.0 | |
* @date 30-September-2011 | |
* @brief This file contains all the functions prototypes for the Random | |
* Number Generator(RNG) firmware library. | |
****************************************************************************** | |
* @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. | |
* | |
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2> | |
****************************************************************************** | |
*/ | |
/* Define to prevent recursive inclusion -------------------------------------*/ | |
#ifndef __STM32F4xx_RNG_H | |
#define __STM32F4xx_RNG_H | |
#ifdef __cplusplus | |
extern "C" { | |
#endif | |
/* Includes ------------------------------------------------------------------*/ | |
#include "stm32f4xx.h" | |
/** @addtogroup STM32F4xx_StdPeriph_Driver | |
* @{ | |
*/ | |
/** @addtogroup RNG | |
* @{ | |
*/ | |
/* Exported types ------------------------------------------------------------*/ | |
/* Exported constants --------------------------------------------------------*/ | |
/** @defgroup RNG_Exported_Constants | |
* @{ | |
*/ | |
/** @defgroup RNG_flags_definition | |
* @{ | |
*/ | |
#define RNG_FLAG_DRDY ((uint8_t)0x0001) /*!< Data ready */ | |
#define RNG_FLAG_CECS ((uint8_t)0x0002) /*!< Clock error current status */ | |
#define RNG_FLAG_SECS ((uint8_t)0x0004) /*!< Seed error current status */ | |
#define IS_RNG_GET_FLAG(RNG_FLAG) (((RNG_FLAG) == RNG_FLAG_DRDY) || \ | |
((RNG_FLAG) == RNG_FLAG_CECS) || \ | |
((RNG_FLAG) == RNG_FLAG_SECS)) | |
#define IS_RNG_CLEAR_FLAG(RNG_FLAG) (((RNG_FLAG) == RNG_FLAG_CECS) || \ | |
((RNG_FLAG) == RNG_FLAG_SECS)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RNG_interrupts_definition | |
* @{ | |
*/ | |
#define RNG_IT_CEI ((uint8_t)0x20) /*!< Clock error interrupt */ | |
#define RNG_IT_SEI ((uint8_t)0x40) /*!< Seed error interrupt */ | |
#define IS_RNG_IT(IT) ((((IT) & (uint8_t)0x9F) == 0x00) && ((IT) != 0x00)) | |
#define IS_RNG_GET_IT(RNG_IT) (((RNG_IT) == RNG_IT_CEI) || ((RNG_IT) == RNG_IT_SEI)) | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/* Exported macro ------------------------------------------------------------*/ | |
/* Exported functions --------------------------------------------------------*/ | |
/* Function used to set the RNG configuration to the default reset state *****/ | |
void RNG_DeInit(void); | |
/* Configuration function *****************************************************/ | |
void RNG_Cmd(FunctionalState NewState); | |
/* Get 32 bit Random number function ******************************************/ | |
uint32_t RNG_GetRandomNumber(void); | |
/* Interrupts and flags management functions **********************************/ | |
void RNG_ITConfig(FunctionalState NewState); | |
FlagStatus RNG_GetFlagStatus(uint8_t RNG_FLAG); | |
void RNG_ClearFlag(uint8_t RNG_FLAG); | |
ITStatus RNG_GetITStatus(uint8_t RNG_IT); | |
void RNG_ClearITPendingBit(uint8_t RNG_IT); | |
#ifdef __cplusplus | |
} | |
#endif | |
#endif /*__STM32F4xx_RNG_H */ | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/ |