board_common.h
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/*
* Copyright (C) 2016 Freie Universität 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 */
/** @} */