AMiRo-OS

/**

  ******************************************************************************

  * @file    stm32f4xx_exti.h

  * @author  MCD Application Team

  * @version V1.1.0

  * @date    11-January-2013

  * @brief   This file contains all the functions prototypes for the EXTI firmware

  *          library.

  ******************************************************************************

  * @attention

  *

  * <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>

  *

  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");

  * You may not use this file except in compliance with the License.

  * You may obtain a copy of the License at:

  *

  *        http://www.st.com/software_license_agreement_liberty_v2

  *

  * Unless required by applicable law or agreed to in writing, software 

  * distributed under the License is distributed on an "AS IS" BASIS, 

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  *

  ******************************************************************************

  */

/* Define to prevent recursive inclusion -------------------------------------*/

#ifndef __STM32F4xx_EXTI_H

#define __STM32F4xx_EXTI_H

#ifdef __cplusplus

 extern "C" {

#endif

/* Includes ------------------------------------------------------------------*/

#include "stm32f4xx.h"

/** @addtogroup STM32F4xx_StdPeriph_Driver

  * @{

  */

/** @addtogroup EXTI

  * @{

  */

/* Exported types ------------------------------------------------------------*/

/** 

  * @brief  EXTI mode enumeration  

  */

typedef enum

{

  EXTI_Mode_Interrupt = 0x00,

  EXTI_Mode_Event = 0x04

}EXTIMode_TypeDef;

#define IS_EXTI_MODE(MODE) (((MODE) == EXTI_Mode_Interrupt) || ((MODE) == EXTI_Mode_Event))

/** 

  * @brief  EXTI Trigger enumeration  

  */

typedef enum

{

  EXTI_Trigger_Rising = 0x08,

  EXTI_Trigger_Falling = 0x0C,  

  EXTI_Trigger_Rising_Falling = 0x10

}EXTITrigger_TypeDef;

#define IS_EXTI_TRIGGER(TRIGGER) (((TRIGGER) == EXTI_Trigger_Rising) || \

                                  ((TRIGGER) == EXTI_Trigger_Falling) || \

                                  ((TRIGGER) == EXTI_Trigger_Rising_Falling))

/** 

  * @brief  EXTI Init Structure definition  

  */

typedef struct

{

  uint32_t EXTI_Line;               /*!< Specifies the EXTI lines to be enabled or disabled.

                                         This parameter can be any combination value of @ref EXTI_Lines */

  EXTIMode_TypeDef EXTI_Mode;       /*!< Specifies the mode for the EXTI lines.

                                         This parameter can be a value of @ref EXTIMode_TypeDef */

  EXTITrigger_TypeDef EXTI_Trigger; /*!< Specifies the trigger signal active edge for the EXTI lines.

                                         This parameter can be a value of @ref EXTITrigger_TypeDef */

  FunctionalState EXTI_LineCmd;     /*!< Specifies the new state of the selected EXTI lines.

                                         This parameter can be set either to ENABLE or DISABLE */ 

}EXTI_InitTypeDef;

/* Exported constants --------------------------------------------------------*/

/** @defgroup EXTI_Exported_Constants

  * @{

  */

/** @defgroup EXTI_Lines 

  * @{

  */

#define EXTI_Line0       ((uint32_t)0x00001)     /*!< External interrupt line 0 */

#define EXTI_Line1       ((uint32_t)0x00002)     /*!< External interrupt line 1 */

#define EXTI_Line2       ((uint32_t)0x00004)     /*!< External interrupt line 2 */

#define EXTI_Line3       ((uint32_t)0x00008)     /*!< External interrupt line 3 */

#define EXTI_Line4       ((uint32_t)0x00010)     /*!< External interrupt line 4 */

#define EXTI_Line5       ((uint32_t)0x00020)     /*!< External interrupt line 5 */

#define EXTI_Line6       ((uint32_t)0x00040)     /*!< External interrupt line 6 */

#define EXTI_Line7       ((uint32_t)0x00080)     /*!< External interrupt line 7 */

#define EXTI_Line8       ((uint32_t)0x00100)     /*!< External interrupt line 8 */

#define EXTI_Line9       ((uint32_t)0x00200)     /*!< External interrupt line 9 */

#define EXTI_Line10      ((uint32_t)0x00400)     /*!< External interrupt line 10 */

#define EXTI_Line11      ((uint32_t)0x00800)     /*!< External interrupt line 11 */

#define EXTI_Line12      ((uint32_t)0x01000)     /*!< External interrupt line 12 */

#define EXTI_Line13      ((uint32_t)0x02000)     /*!< External interrupt line 13 */

#define EXTI_Line14      ((uint32_t)0x04000)     /*!< External interrupt line 14 */

#define EXTI_Line15      ((uint32_t)0x08000)     /*!< External interrupt line 15 */

#define EXTI_Line16      ((uint32_t)0x10000)     /*!< External interrupt line 16 Connected to the PVD Output */

#define EXTI_Line17      ((uint32_t)0x20000)     /*!< External interrupt line 17 Connected to the RTC Alarm event */

#define EXTI_Line18      ((uint32_t)0x40000)     /*!< External interrupt line 18 Connected to the USB OTG FS Wakeup from suspend event */                                    

#define EXTI_Line19      ((uint32_t)0x80000)     /*!< External interrupt line 19 Connected to the Ethernet Wakeup event */

#define EXTI_Line20      ((uint32_t)0x00100000)  /*!< External interrupt line 20 Connected to the USB OTG HS (configured in FS) Wakeup event  */

#define EXTI_Line21      ((uint32_t)0x00200000)  /*!< External interrupt line 21 Connected to the RTC Tamper and Time Stamp events */                                               

#define EXTI_Line22      ((uint32_t)0x00400000)  /*!< External interrupt line 22 Connected to the RTC Wakeup event */                                               

#define IS_EXTI_LINE(LINE) ((((LINE) & (uint32_t)0xFF800000) == 0x00) && ((LINE) != (uint16_t)0x00))

#define IS_GET_EXTI_LINE(LINE) (((LINE) == EXTI_Line0) || ((LINE) == EXTI_Line1) || \

                                ((LINE) == EXTI_Line2) || ((LINE) == EXTI_Line3) || \

                                ((LINE) == EXTI_Line4) || ((LINE) == EXTI_Line5) || \

                                ((LINE) == EXTI_Line6) || ((LINE) == EXTI_Line7) || \

                                ((LINE) == EXTI_Line8) || ((LINE) == EXTI_Line9) || \

                                ((LINE) == EXTI_Line10) || ((LINE) == EXTI_Line11) || \

                                ((LINE) == EXTI_Line12) || ((LINE) == EXTI_Line13) || \

                                ((LINE) == EXTI_Line14) || ((LINE) == EXTI_Line15) || \

                                ((LINE) == EXTI_Line16) || ((LINE) == EXTI_Line17) || \

                                ((LINE) == EXTI_Line18) || ((LINE) == EXTI_Line19) || \

                                ((LINE) == EXTI_Line20) || ((LINE) == EXTI_Line21) ||\

                                ((LINE) == EXTI_Line22))

/**

  * @}

  */

/**

  * @}

  */

/* Exported macro ------------------------------------------------------------*/

/* Exported functions --------------------------------------------------------*/

/*  Function used to set the EXTI configuration to the default reset state *****/

void EXTI_DeInit(void);

/* Initialization and Configuration functions *********************************/

void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct);

void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct);

void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line);

/* Interrupts and flags management functions **********************************/

FlagStatus EXTI_GetFlagStatus(uint32_t EXTI_Line);

void EXTI_ClearFlag(uint32_t EXTI_Line);

ITStatus EXTI_GetITStatus(uint32_t EXTI_Line);

void EXTI_ClearITPendingBit(uint32_t EXTI_Line);

#ifdef __cplusplus

}

#endif

#endif /* __STM32F4xx_EXTI_H */

/**

  * @}

  */

/**

  * @}

  */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/