text: /**
    ******************************************************************************
    * @file    stm32vl_discovery.h
    * @author  MCD Application Team
    * @version V1.0.1
    * @date    18-December-2015
    * @brief   This file contains definitions for STM32VL-Discovery's Leds, push-buttons
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
    *
    * Redistribution and use in source and binary forms, with or without modification,
    * are permitted provided that the following conditions are met:
    *   1. Redistributions of source code must retain the above copyright notice,
    *      this list of conditions and the following disclaimer.
    *   2. Redistributions in binary form must reproduce the above copyright notice,
    *      this list of conditions and the following disclaimer in the documentation
    *      and/or other materials provided with the distribution.
    *   3. Neither the name of STMicroelectronics nor the names of its contributors
    *      may be used to endorse or promote products derived from this software
    *      without specific prior written permission.
    *
    * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
    * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
    * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
    * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
    * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    *
    ******************************************************************************
    */
    
  /* Define to prevent recursive inclusion -------------------------------------*/
  #ifndef __STM32VL_DISCOVERY_H
  #define __STM32VL_DISCOVERY_H
  
  #ifdef __cplusplus
   extern "C" {
  #endif 
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm32f1xx_hal.h"
  
  /** @addtogroup BSP
    * @{
    */ 
  
  /** @addtogroup STM32VL_DISCOVERY
    * @{
    */ 
    
  /** @defgroup STM32VL_DISCOVERY_Exported_Types Exported_Types
    * @{
    */
  typedef enum 
  {
    LED3 = 0,
    LED4 = 1,
    
    LED_GREEN = LED3,
    LED_BLUE  = LED4
      
  } Led_TypeDef;
  
  typedef enum 
  {
    BUTTON_USER = 0,
  } Button_TypeDef;
  
  typedef enum 
  {  
    BUTTON_MODE_GPIO = 0,
    BUTTON_MODE_EXTI = 1
  } ButtonMode_TypeDef;
  /**
    * @}
    */ 
  
  /** @defgroup STM32VL_DISCOVERY_Exported_Constants Exported_Constants
    * @{
    */ 
  
  /** 
    * @brief  Define for STM32VL-Discovery board  
    */ 
  #if !defined (USE_STM32VL_DISCO)
   #define USE_STM32VL_DISCO
  #endif
    
  /** @defgroup STM32VL_DISCOVERY_LED LED constants
    * @{
    */
  #define LEDn                             2
  
  #define LED3_PIN                         GPIO_PIN_9           /* PC.09 */
  #define LED3_GPIO_PORT                   GPIOC
  #define LED3_GPIO_CLK_ENABLE()           __HAL_RCC_GPIOC_CLK_ENABLE()  
  #define LED3_GPIO_CLK_DISABLE()          __HAL_RCC_GPIOC_CLK_DISABLE()  
  
  #define LED4_PIN                         GPIO_PIN_8           /* PC.08 */
  #define LED4_GPIO_PORT                   GPIOC
  #define LED4_GPIO_CLK_ENABLE()           __HAL_RCC_GPIOC_CLK_ENABLE()  
  #define LED4_GPIO_CLK_DISABLE()          __HAL_RCC_GPIOC_CLK_DISABLE()  
  
  #define LEDx_GPIO_CLK_ENABLE(__INDEX__)   do { if((__INDEX__) == 0) LED3_GPIO_CLK_ENABLE(); \
                                                 else LED4_GPIO_CLK_ENABLE(); } while(0)
  
  #define LEDx_GPIO_CLK_DISABLE(__INDEX__)  (((__INDEX__) == 0) ? LED3_GPIO_CLK_DISABLE() : LED4_GPIO_CLK_DISABLE())
  /**
    * @}
    */
    
  /** @defgroup STM32VL_DISCOVERY_BUTTON Buttons constants
    * @{
    */  
  #define BUTTONn                          1
  /**
   * @brief Key push-button
   */
  #define USER_BUTTON_PIN                  GPIO_PIN_0           /* PA.00 */
  #define USER_BUTTON_GPIO_PORT            GPIOA
  #define USER_BUTTON_GPIO_CLK_ENABLE()    __HAL_RCC_GPIOA_CLK_ENABLE()
  #define USER_BUTTON_GPIO_CLK_DISABLE()   __HAL_RCC_GPIOA_CLK_DISABLE()
  #define USER_BUTTON_EXTI_IRQn            EXTI0_IRQn
  
  #define BUTTONx_GPIO_CLK_ENABLE(__INDEX__)     do {USER_BUTTON_GPIO_CLK_ENABLE();} while(0)
  
  #define BUTTONx_GPIO_CLK_DISABLE(__INDEX__)    (USER_BUTTON_GPIO_CLK_DISABLE())
  
  /**
    * @}
    */ 
  
  /**
    * @}
    */ 
    
  /** @addtogroup STM32VL_DISCOVERY_Exported_Functions
    * @{
    */ 
  uint32_t  BSP_GetVersion(void);
  void      BSP_LED_Init(Led_TypeDef Led);
  void      BSP_LED_On(Led_TypeDef Led);
  void      BSP_LED_Off(Led_TypeDef Led);
  void      BSP_LED_Toggle(Led_TypeDef Led);
  void      BSP_PB_Init(Button_TypeDef Button, ButtonMode_TypeDef Mode);
  uint32_t  BSP_PB_GetState(Button_TypeDef Button);
  /**
    * @}
    */
  /**
    * @}
    */ 
  
  /**
    * @}
    */ 
    
  #ifdef __cplusplus
  }
  #endif
    
  #endif /* __STM32VL_DISCOVERY_H */
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  