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| 1 | ingob | 1 | /******************** (C) COPYRIGHT 2006 STMicroelectronics ******************** |
| 2 | * File Name : 91x_wdg.h |
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| 3 | * Author : MCD Application Team |
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| 4 | * Date First Issued : 05/18/2006 : Version 1.0 |
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| 5 | * Description : This file contains all the functions prototypes for the |
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| 6 | * WDG software library. |
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| 7 | ******************************************************************************** |
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| 8 | * History: |
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| 9 | * 05/22/2007 : Version 1.2 |
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| 10 | * 05/24/2006 : Version 1.1 |
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| 11 | * 05/18/2006 : Version 1.0 |
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| 12 | ******************************************************************************** |
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| 13 | * THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS |
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| 14 | * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. |
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| 15 | * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, |
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| 16 | * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE |
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| 17 | * CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING |
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| 18 | * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. |
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| 19 | *******************************************************************************/ |
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| 20 | |||
| 21 | /* Define to prevent recursive inclusion -------------------------------------*/ |
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| 22 | #ifndef __91x_WDG_H |
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| 23 | #define __91x_WDG_H |
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| 24 | |||
| 25 | /* Includes ------------------------------------------------------------------*/ |
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| 26 | #include "91x_map.h" |
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| 27 | |||
| 28 | /* Exported types ------------------------------------------------------------*/ |
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| 29 | typedef struct |
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| 30 | { |
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| 31 | u16 WDG_Mode; |
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| 32 | u16 WDG_ClockSource; |
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| 33 | u16 WDG_Prescaler; |
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| 34 | u16 WDG_Preload; |
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| 35 | |||
| 36 | } WDG_InitTypeDef; |
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| 37 | |||
| 38 | /* Exported constants --------------------------------------------------------*/ |
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| 39 | |||
| 40 | /* WDG_Mode */ |
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| 41 | #define WDG_Mode_Wdg 0x0001 /*WDG configured to run in watchdog mode.*/ |
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| 42 | #define WDG_Mode_Timer 0xFFFE /*WDG configured to be in Free-running Timer mode.*/ |
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| 43 | |||
| 44 | |||
| 45 | /* WDG_ClockSource */ |
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| 46 | #define WDG_ClockSource_Rtc 0x0004 /* External clock ( 32 khz RTC clock ) will be used as counting clock.*/ |
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| 47 | #define WDG_ClockSource_Apb 0xFFFB /*The APB clock signal will be used as counting clock.*/ |
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| 48 | |||
| 49 | /* WDG_Prescaler */ |
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| 50 | /*This member must be a number between 0x00 and 0xFF. |
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| 51 | Specifies the Prescaler value to divide the clock source. |
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| 52 | The clock of the Watchdog Timer Counter is divided by " WDG_Prescaler + 1".*/ |
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| 53 | |||
| 54 | |||
| 55 | |||
| 56 | /* WDG_Preload */ |
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| 57 | /*This member must be a number between 0x0000 and 0xFFFF. |
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| 58 | This value is loaded in the WDG Counter when it starts counting.*/ |
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| 59 | |||
| 60 | |||
| 61 | /* WDG Sequence */ |
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| 62 | #define WDG_KeyValue1 0xA55A |
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| 63 | #define WDG_KeyValue2 0x5AA5 |
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| 64 | |||
| 65 | /* Exported macro ------------------------------------------------------------*/ |
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| 66 | |||
| 67 | |||
| 68 | /* Exported functions ------------------------------------------------------- */ |
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| 69 | |||
| 70 | void WDG_DeInit(void); |
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| 71 | void WDG_Init(WDG_InitTypeDef* WDG_InitStruct); |
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| 72 | void WDG_StructInit(WDG_InitTypeDef* WDG_InitStruct); |
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| 73 | void WDG_Cmd(FunctionalState NewState); |
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| 74 | void WDG_ITConfig(FunctionalState NewState); |
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| 75 | u16 WDG_GetCounter(void); |
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| 76 | FlagStatus WDG_GetFlagStatus(void); |
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| 77 | void WDG_ClearFlag(void); |
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| 78 | ITStatus WDG_GetITStatus(void); |
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| 79 | void WDG_ClearITPendingBit(void); |
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| 80 | |||
| 81 | #endif /* __WDG_H */ |
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| 82 | |||
| 83 | /******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/ |