/**
  ******************************************************************************
  * @file    py32f0xx_bsp_button.h
  * @author  MCU Application Team
  * @brief   
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef PY32F003_BSP_BUTTON_H
#define PY32F003_BSP_BUTTON_H

#ifdef __cplusplus
extern "C" {
#endif

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

#include <stdio.h>
#include "py32f0xx_ll_rcc.h"
#include "py32f0xx_ll_bus.h"
#include "py32f0xx_ll_system.h"
#include "py32f0xx_ll_exti.h"
#include "py32f0xx_ll_cortex.h"
#include "py32f0xx_ll_utils.h"
#include "py32f0xx_ll_pwr.h"
#include "py32f0xx_ll_dma.h"
#include "py32f0xx_ll_gpio.h"
#include "py32f0xx_ll_usart.h"

typedef enum
{
  BUTTON_USER = 0,
  /* Alias */
  BUTTON_KEY  = BUTTON_USER
} Button_TypeDef;

typedef enum
{
  BUTTON_MODE_GPIO = 0,
  BUTTON_MODE_EXTI = 1
} ButtonMode_TypeDef;



#define BUTTONn                            1

/**
  * @brief User push-button
  */
#define USER_BUTTON_PIN                         LL_GPIO_PIN_12
#define USER_BUTTON_GPIO_PORT                   GPIOA
#define USER_BUTTON_GPIO_CLK_ENABLE()           LL_IOP_GRP1_EnableClock(LL_IOP_GRP1_PERIPH_GPIOA)
#define USER_BUTTON_GPIO_CLK_DISABLE()          LL_IOP_GRP1_DisableClock(LL_IOP_GRP1_PERIPH_GPIOA)
#define USER_BUTTON_EXTI_IRQn                   EXTI4_15_IRQn
#define USER_BUTTON_EXTI_LINE                   LL_EXTI_LINE_12
#define USER_BUTTON_EXTI_LINE_ENABLE()          LL_EXTI_EnableIT(USER_BUTTON_EXTI_LINE)
#define USER_BUTTON_EXTI_FALLING_TRIG_ENABLE()  LL_EXTI_EnableFallingTrig(USER_BUTTON_EXTI_LINE)
#define USER_BUTTON_IRQHANDLER                  EXTI4_15_IRQHandler

/* Aliases */
#define KEY_BUTTON_PIN                          USER_BUTTON_PIN
#define KEY_BUTTON_GPIO_PORT                    USER_BUTTON_GPIO_PORT
#define KEY_BUTTON_GPIO_CLK_ENABLE()            USER_BUTTON_GPIO_CLK_ENABLE()
#define KEY_BUTTON_GPIO_CLK_DISABLE()           USER_BUTTON_GPIO_CLK_DISABLE()
#define KEY_BUTTON_EXTI_IRQn                    USER_BUTTON_EXTI_IRQn

#define BUTTONx_GPIO_CLK_ENABLE(__INDEX__)      do { if((__INDEX__) == 0) USER_BUTTON_GPIO_CLK_ENABLE();} while(0)
#define BUTTONx_GPIO_CLK_DISABLE(__INDEX__)     (((__INDEX__) == 0) ? USER_BUTTON_GPIO_CLK_DISABLE() : 0)


void             BSP_PB_Init(Button_TypeDef Button, ButtonMode_TypeDef ButtonMode);
void             BSP_PB_DeInit(Button_TypeDef Button);
uint32_t         BSP_PB_GetState(Button_TypeDef Button);

#ifdef __cplusplus
}
#endif

#endif /* PY32F003_BSP_BUTTON_H */