/**
  ******************************************************************************
  * @file    hk32f030m_exti.h
  * @author  Rakan.zhang
  * @version V1.0  
  * @brief   Header file of EXTI module 
  *          This file contains all the functions prototypes for the EXTI firmware library
  * @changelist  
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __HK32F030M_EXTI_H
#define __HK32F030M_EXTI_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "hk32f030m.h"

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_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 Connected to the ADC AWD event */
#define EXTI_Line9       ((uint32_t)0x00200)  /*!< External interrupt line 9 Connected to the USART wakeup event */
#define EXTI_Line10      ((uint32_t)0x00400)  /*!< External interrupt line 10 Connected to the IIC wakeup event */                                    
#define EXTI_Line11      ((uint32_t)0x00800)  /*!< External interrupt line 11 Connected to the AWU Wakeup event */
 

                                          
#define IS_EXTI_LINE(LINE) ((((LINE) & (uint32_t)0xFFFFF000) == 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) )                                           
/** @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);
ITStatus EXTI_GetITStatus(uint32_t EXTI_Line);
void EXTI_ClearFlag(uint32_t EXTI_Line);
void EXTI_ClearITPendingBit(uint32_t EXTI_Line);

#ifdef __cplusplus
}
#endif

#endif