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jeremybenn |
/******************** (C) COPYRIGHT 2006 STMicroelectronics ********************
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* File Name : 91x_wdg.h
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* Author : MCD Application Team
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* Date First Issued : 05/18/2006 : Version 1.0
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* Description : This file contains all the functions prototypes for the
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* WDG software library.
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********************************************************************************
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* History:
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* 05/24/2006 : Version 1.1
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* 05/18/2006 : Version 1.0
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********************************************************************************
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* THE PRESENT SOFTWARE 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 SOFTWARE 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 __91x_WDG_H
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#define __91x_WDG_H
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/* Includes ------------------------------------------------------------------*/
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#include "91x_map.h"
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/* Exported types ------------------------------------------------------------*/
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typedef struct
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{
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u16 WDG_Mode;
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u16 WDG_ClockSource;
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u16 WDG_Prescaler;
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u16 WDG_Preload;
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} WDG_InitTypeDef;
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/* Exported constants --------------------------------------------------------*/
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/* WDG_Mode */
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#define WDG_Mode_Wdg 0x0001 /*WDG configured to run in watchdog mode.*/
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#define WDG_Mode_Timer 0xFFFE /*WDG configured to be in Free-running Timer mode.*/
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/* WDG_ClockSource */
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#define WDG_ClockSource_Rtc 0x0004 /* External clock ( 32 khz RTC clock ) will be used as counting clock.*/
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#define WDG_ClockSource_Apb 0xFFFB /*The APB clock signal will be used as counting clock.*/
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/* WDG_Prescaler */
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/*This member must be a number between 0x00 and 0xFF.
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Specifies the Prescaler value to divide the clock source.
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The clock of the Watchdog Timer Counter is divided by " WDG_Prescaler + 1".*/
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/* WDG_Preload */
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/*This member must be a number between 0x0000 and 0xFFFF.
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This value is loaded in the WDG Counter when it starts counting.*/
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/* WDG Sequence */
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#define WDG_KeyValue1 0xA55A
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#define WDG_KeyValue2 0x5AA5
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/* Exported macro ------------------------------------------------------------*/
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/* Exported functions ------------------------------------------------------- */
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void WDG_DeInit(void);
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void WDG_Init(WDG_InitTypeDef* WDG_InitStruct);
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void WDG_StructInit(WDG_InitTypeDef* WDG_InitStruct);
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void WDG_Cmd(FunctionalState NewState);
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void WDG_ITConfig(FunctionalState NewState);
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u16 WDG_GetCounter(void);
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FlagStatus WDG_GetFlagStatus(void);
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void WDG_ClearFlag(void);
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ITStatus WDG_GetITStatus(void);
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void WDG_ClearITPendingBit(void);
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#endif /* __WDG_H */
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/******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/
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