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RIOT/boards/nucleo-common/include/board_common.h 1.49 KB
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  /*
   * Copyright (C) 2016 Freie Universitรคt Berlin
   *
   * This file is subject to the terms and conditions of the GNU Lesser
   * General Public License v2.1. See the file LICENSE in the top level
   * directory for more details.
   */
  
  /**
   * @defgroup    boards_nucleo_common STM Nucleo Common
   * @ingroup     drivers_periph
   * @brief       Common files for STM Nucleo boards
   * @{
   *
   * @file
   * @brief       Common pin definitions and board configuration options
   *
   * @author      Hauke Petersen <hauke.petersen@fu-berlin.de>
   */
  
  #ifndef BOARD_COMMON__H
  #define BOARD_COMMON__H
  
  #include "cpu.h"
  #include "periph_conf.h"
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  /**
   * @brief   LED pin definitions and handlers
   * @{
   */
  #define LED0_PIN            GPIO_PIN(PORT_A, 5)
  
  #define LED0_MASK           (1 << 5)
  
  #if defined(CPU_FAM_STM32F4)
  #define LED_CREG            BSRRH
  #else
  #define LED_CREG            BRR
  #endif
  #if defined(CPU_FAM_STM32F3) || defined(CPU_FAM_STM32F4) || defined(CPU_FAM_STM32L1)
  #define LED_SREG            BSRRL
  #else
  #define LED_SREG            BSRR
  #endif
  
  #define LED0_ON             (GPIOA->LED_SREG = LED0_MASK)
  #define LED0_OFF            (GPIOA->LED_CREG = LED0_MASK)
  #define LED0_TOGGLE         (GPIOA->ODR     ^= LED0_MASK)
  /** @} */
  
  /**
   * @brief   User button
   */
  #define BTN_B1_PIN          GPIO_PIN(PORT_C, 13)
  
  /**
   * @brief   Initialize board specific hardware, including clock, LEDs and std-IO
   */
  void board_init(void);
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* BOARD_COMMON__H */
  /** @} */