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/********************************** (C) COPYRIGHT *******************************
* File Name : ch32f20x_rng.h
* Author : WCH
* Version : V1.0.0
* Date : 2021/08/08
* Description : This file contains all the functions prototypes for the
* RNG firmware library.
*******************************************************************************/
#ifndef __CH32F20x_RNG_H
#define __CH32F20x_RNG_H
#ifdef __cplusplus
extern "C" {
#endif
#include "ch32f20x.h"
/* 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 */
/* RNG_interrupts_definition */
#define RNG_IT_CEI ((uint8_t)0x20) /* Clock error interrupt */
#define RNG_IT_SEI ((uint8_t)0x40) /* Seed error interrupt */
void RNG_Cmd(FunctionalState NewState);
uint32_t RNG_GetRandomNumber(void);
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
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