| /** | |
| ****************************************************************************** | |
| * @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****/ |