stm32f30x_wwdg.h

00001 /**
00002   ******************************************************************************
00003   * @file    stm32f30x_wwdg.h
00004   * @author  MCD Application Team
00005   * @version V1.2.3
00006   * @date    10-July-2015
00007   * @brief   This file contains all the functions prototypes for the WWDG 
00008   *          firmware library.    
00009   ******************************************************************************
00010   * @attention
00011   *
00012   * <h2><center>&copy; COPYRIGHT 2015 STMicroelectronics</center></h2>
00013   *
00014   * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
00015   * You may not use this file except in compliance with the License.
00016   * You may obtain a copy of the License at:
00017   *
00018   *        http://www.st.com/software_license_agreement_liberty_v2
00019   *
00020   * Unless required by applicable law or agreed to in writing, software 
00021   * distributed under the License is distributed on an "AS IS" BASIS, 
00022   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00023   * See the License for the specific language governing permissions and
00024   * limitations under the License.
00025   *
00026   ******************************************************************************
00027   */
00028 
00029 /* Define to prevent recursive inclusion -------------------------------------*/
00030 #ifndef __STM32F30x_WWDG_H
00031 #define __STM32F30x_WWDG_H
00032 
00033 #ifdef __cplusplus
00034  extern "C" {
00035 #endif
00036 
00037 /* Includes ------------------------------------------------------------------*/
00038 #include "stm32f30x.h"
00039 
00040 /** @addtogroup STM32F30x_StdPeriph_Driver
00041   * @{
00042   */
00043 
00044 /** @addtogroup WWDG
00045   * @{
00046   */ 
00047 /* Exported types ------------------------------------------------------------*/
00048 /* Exported constants --------------------------------------------------------*/
00049 
00050 /** @defgroup WWDG_Exported_Constants
00051   * @{
00052   */ 
00053   
00054 /** @defgroup WWDG_Prescaler 
00055   * @{
00056   */ 
00057   
00058 #define WWDG_Prescaler_1    ((uint32_t)0x00000000)
00059 #define WWDG_Prescaler_2    ((uint32_t)0x00000080)
00060 #define WWDG_Prescaler_4    ((uint32_t)0x00000100)
00061 #define WWDG_Prescaler_8    ((uint32_t)0x00000180)
00062 #define IS_WWDG_PRESCALER(PRESCALER) (((PRESCALER) == WWDG_Prescaler_1) || \
00063                                       ((PRESCALER) == WWDG_Prescaler_2) || \
00064                                       ((PRESCALER) == WWDG_Prescaler_4) || \
00065                                       ((PRESCALER) == WWDG_Prescaler_8))
00066 #define IS_WWDG_WINDOW_VALUE(VALUE) ((VALUE) <= 0x7F)
00067 #define IS_WWDG_COUNTER(COUNTER) (((COUNTER) >= 0x40) && ((COUNTER) <= 0x7F))
00068 
00069 /**
00070   * @}
00071   */ 
00072 
00073 /**
00074   * @}
00075   */ 
00076 
00077 /* Exported macro ------------------------------------------------------------*/
00078 /* Exported functions ------------------------------------------------------- */
00079 /*  Function used to set the WWDG configuration to the default reset state ****/  
00080 void WWDG_DeInit(void);
00081 
00082 /* Prescaler, Refresh window and Counter configuration functions **************/
00083 void WWDG_SetPrescaler(uint32_t WWDG_Prescaler);
00084 void WWDG_SetWindowValue(uint8_t WindowValue);
00085 void WWDG_EnableIT(void);
00086 void WWDG_SetCounter(uint8_t Counter);
00087 
00088 /* WWDG activation functions **************************************************/
00089 void WWDG_Enable(uint8_t Counter);
00090 
00091 /* Interrupts and flags management functions **********************************/
00092 FlagStatus WWDG_GetFlagStatus(void);
00093 void WWDG_ClearFlag(void);
00094 
00095 #ifdef __cplusplus
00096 }
00097 #endif
00098 
00099 #endif /* __STM32F30x_WWDG_H */
00100 
00101 /**
00102   * @}
00103   */ 
00104 
00105 /**
00106   * @}
00107   */ 
00108 
00109 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/