70 lines
3.3 KiB
C
70 lines
3.3 KiB
C
/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
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* File Name : stm32f10x_iwdg.h
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* Author : MCD Application Team
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* Version : V2.0.1
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* Date : 06/13/2008
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* Description : This file contains all the functions prototypes for the
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* IWDG firmware library.
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********************************************************************************
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
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* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
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* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
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* CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
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* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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*******************************************************************************/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __STM32F10x_IWDG_H
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#define __STM32F10x_IWDG_H
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/* Includes ------------------------------------------------------------------*/
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#include "stm32f10x_map.h"
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/* Exported types ------------------------------------------------------------*/
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/* Exported constants --------------------------------------------------------*/
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/* Write access to IWDG_PR and IWDG_RLR registers */
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#define IWDG_WriteAccess_Enable ((u16)0x5555)
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#define IWDG_WriteAccess_Disable ((u16)0x0000)
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#define IS_IWDG_WRITE_ACCESS(ACCESS) (((ACCESS) == IWDG_WriteAccess_Enable) || \
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((ACCESS) == IWDG_WriteAccess_Disable))
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/* IWDG prescaler */
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#define IWDG_Prescaler_4 ((u8)0x00)
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#define IWDG_Prescaler_8 ((u8)0x01)
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#define IWDG_Prescaler_16 ((u8)0x02)
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#define IWDG_Prescaler_32 ((u8)0x03)
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#define IWDG_Prescaler_64 ((u8)0x04)
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#define IWDG_Prescaler_128 ((u8)0x05)
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#define IWDG_Prescaler_256 ((u8)0x06)
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#define IS_IWDG_PRESCALER(PRESCALER) (((PRESCALER) == IWDG_Prescaler_4) || \
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((PRESCALER) == IWDG_Prescaler_8) || \
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((PRESCALER) == IWDG_Prescaler_16) || \
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((PRESCALER) == IWDG_Prescaler_32) || \
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((PRESCALER) == IWDG_Prescaler_64) || \
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((PRESCALER) == IWDG_Prescaler_128)|| \
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((PRESCALER) == IWDG_Prescaler_256))
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/* IWDG Flag */
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#define IWDG_FLAG_PVU ((u16)0x0001)
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#define IWDG_FLAG_RVU ((u16)0x0002)
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#define IS_IWDG_FLAG(FLAG) (((FLAG) == IWDG_FLAG_PVU) || ((FLAG) == IWDG_FLAG_RVU))
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#define IS_IWDG_RELOAD(RELOAD) ((RELOAD) <= 0xFFF)
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/* Exported macro ------------------------------------------------------------*/
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/* Exported functions ------------------------------------------------------- */
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void IWDG_WriteAccessCmd(u16 IWDG_WriteAccess);
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void IWDG_SetPrescaler(u8 IWDG_Prescaler);
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void IWDG_SetReload(u16 Reload);
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void IWDG_ReloadCounter(void);
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void IWDG_Enable(void);
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FlagStatus IWDG_GetFlagStatus(u16 IWDG_FLAG);
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#endif /* __STM32F10x_IWDG_H */
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/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/
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