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stmbl/lib/inc/peripherals/stm32f4xx_rng.h

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/**
******************************************************************************
* @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>&copy; 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****/