/** | |
****************************************************************************** | |
* @file stm32l1xx_exti.h | |
* @author MCD Application Team | |
* @version V1.0.0RC1 | |
* @date 07/02/2010 | |
* @brief This file contains all the functions prototypes for the EXTI firmware | |
* library. | |
****************************************************************************** | |
* @copy | |
* | |
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS | |
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE | |
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY | |
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING | |
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE | |
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. | |
* | |
* <h2><center>© COPYRIGHT 2010 STMicroelectronics</center></h2> | |
*/ | |
/* Define to prevent recursive inclusion -------------------------------------*/ | |
#ifndef __STM32L1xx_EXTI_H | |
#define __STM32L1xx_EXTI_H | |
#ifdef __cplusplus | |
extern "C" { | |
#endif | |
/* Includes ------------------------------------------------------------------*/ | |
#include "stm32l1xx.h" | |
/** @addtogroup STM32L1xx_StdPeriph_Driver | |
* @{ | |
*/ | |
/** @addtogroup EXTI | |
* @{ | |
*/ | |
/** @defgroup 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 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 EXTIMode_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; | |
/** | |
* @} | |
*/ | |
/** @defgroup EXTI_Exported_Constants | |
* @{ | |
*/ | |
/** @defgroup EXTI_Lines | |
* @{ | |
*/ | |
#define EXTI_Line0 ((uint32_t)0x00000001) /*!< External interrupt line 0 */ | |
#define EXTI_Line1 ((uint32_t)0x00000002) /*!< External interrupt line 1 */ | |
#define EXTI_Line2 ((uint32_t)0x00000004) /*!< External interrupt line 2 */ | |
#define EXTI_Line3 ((uint32_t)0x00000008) /*!< External interrupt line 3 */ | |
#define EXTI_Line4 ((uint32_t)0x00000010) /*!< External interrupt line 4 */ | |
#define EXTI_Line5 ((uint32_t)0x00000020) /*!< External interrupt line 5 */ | |
#define EXTI_Line6 ((uint32_t)0x00000040) /*!< External interrupt line 6 */ | |
#define EXTI_Line7 ((uint32_t)0x00000080) /*!< External interrupt line 7 */ | |
#define EXTI_Line8 ((uint32_t)0x00000100) /*!< External interrupt line 8 */ | |
#define EXTI_Line9 ((uint32_t)0x00000200) /*!< External interrupt line 9 */ | |
#define EXTI_Line10 ((uint32_t)0x00000400) /*!< External interrupt line 10 */ | |
#define EXTI_Line11 ((uint32_t)0x00000800) /*!< External interrupt line 11 */ | |
#define EXTI_Line12 ((uint32_t)0x00001000) /*!< External interrupt line 12 */ | |
#define EXTI_Line13 ((uint32_t)0x00002000) /*!< External interrupt line 13 */ | |
#define EXTI_Line14 ((uint32_t)0x00004000) /*!< External interrupt line 14 */ | |
#define EXTI_Line15 ((uint32_t)0x00008000) /*!< External interrupt line 15 */ | |
#define EXTI_Line16 ((uint32_t)0x00010000) /*!< External interrupt line 16 | |
Connected to the PVD Output */ | |
#define EXTI_Line17 ((uint32_t)0x00020000) /*!< External interrupt line 17 | |
Connected to the RTC Alarm | |
event */ | |
#define EXTI_Line18 ((uint32_t)0x00040000) /*!< External interrupt line 18 | |
Connected to the USB Device | |
FS Wakeup from suspend event */ | |
#define EXTI_Line19 ((uint32_t)0x00080000) /*!< External interrupt line 19 | |
Connected to the RTC Tamper | |
and Time Stamp events */ | |
#define EXTI_Line20 ((uint32_t)0x00100000) /*!< External interrupt line 20 | |
Connected to the RTC Wakeup | |
event */ | |
#define EXTI_Line21 ((uint32_t)0x00200000) /*!< External interrupt line 21 | |
Connected to the Comparator 1 | |
event */ | |
#define EXTI_Line22 ((uint32_t)0x00400000) /*!< External interrupt line 22 | |
Connected to the Comparator 2 | |
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)) | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/** @defgroup EXTI_Exported_Macros | |
* @{ | |
*/ | |
/** | |
* @} | |
*/ | |
/** @defgroup EXTI_Exported_Functions | |
* @{ | |
*/ | |
void EXTI_DeInit(void); | |
void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct); | |
void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct); | |
void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line); | |
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 /* __STM32L1xx_EXTI_H */ | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/******************* (C) COPYRIGHT 2010 STMicroelectronics *****END OF FILE****/ |