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xiaotian
2022-02-22 23:35:13 +08:00
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127
StdPeriph_Driver/inc/at32f4xx_iwdg.h Normal file
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/**
**************************************************************************
* File : at32f4xx_iwdg.h
* Version: V1.3.0
* Date : 2021-03-18
* Brief : at32f4xx IWDG header file
**************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __AT32F4XX_IWDG_H
#define __AT32F4XX_IWDG_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "at32f4xx.h"
/** @addtogroup at32f4xx_StdPeriph_Driver
* @{
*/
/** @addtogroup IWDG
* @{
*/
/** @defgroup IWDG_Exported_Types
* @{
*/
/**
* @}
*/
/** @defgroup IWDG_Exported_Constants
* @{
*/
/** @defgroup IWDG_WriteAccess
* @{
*/
#define IWDG_KeyRegWrite_Enable ((uint16_t)0x5555)
#define IWDG_KeyRegWrite_Disable ((uint16_t)0x0000)
#define IS_IWDG_KEY_REG_WRITE(WRITE) (((WRITE) == IWDG_KeyRegWrite_Enable) || \
((WRITE) == IWDG_KeyRegWrite_Disable))
/**
* @}
*/
/** @defgroup IWDG_prescaler
* @{
*/
#define IWDG_Psc_4 ((uint8_t)0x00)
#define IWDG_Psc_8 ((uint8_t)0x01)
#define IWDG_Psc_16 ((uint8_t)0x02)
#define IWDG_Psc_32 ((uint8_t)0x03)
#define IWDG_Psc_64 ((uint8_t)0x04)
#define IWDG_Psc_128 ((uint8_t)0x05)
#define IWDG_Psc_256 ((uint8_t)0x06)
#define IS_IWDG_PSC(PSC) (((PSC) == IWDG_Psc_4) || \
((PSC) == IWDG_Psc_8) || \
((PSC) == IWDG_Psc_16) || \
((PSC) == IWDG_Psc_32) || \
((PSC) == IWDG_Psc_64) || \
((PSC) == IWDG_Psc_128)|| \
((PSC) == IWDG_Psc_256))
/**
* @}
*/
/** @defgroup IWDG_Flag
* @{
*/
#define IWDG_FLAG_PSCF ((uint16_t)0x0001)
#define IWDG_FLAG_RLDF ((uint16_t)0x0002)
#define IS_IWDG_FLAG(FLAG) (((FLAG) == IWDG_FLAG_PSCF) || ((FLAG) == IWDG_FLAG_RLDF))
#define IS_IWDG_RLD(RLD) ((RLD) <= 0xFFF)
/**
* @}
*/
/**
* @}
*/
/** @defgroup IWDG_Exported_Macros
* @{
*/
/**
* @}
*/
/** @defgroup IWDG_Exported_Functions
* @{
*/
void IWDG_SetReload(uint16_t Reload);
void IWDG_ReloadCounter(void);
void IWDG_Enable(void);
void IWDG_KeyRegWrite(uint16_t IWDG_WriteAccess);
void IWDG_SetPrescaler(uint8_t IWDG_Prescaler);
FlagStatus IWDG_GetFlagStatus(uint16_t IWDG_FLAG);
#ifdef __cplusplus
}
#endif
#endif /* __AT32F4XX_IWDG_H */
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/