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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****/ |