mirror of
https://github.com/RIOT-OS/RIOT.git
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3cc435c074
- switched to flashing using the programming port - fixed Makefile.include - fixes some documentation - removed newlib nano.specs - added OSX flashing support - fixed flasher and port for OSX - fixed port on OSX - fixed bossac linux tool - added license header
65 lines
1.3 KiB
C
65 lines
1.3 KiB
C
/*
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* Copyright (C) 2014 Freie Universität Berlin
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*
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* This file is subject to the terms and conditions of the GNU Lesser General
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* Public License. See the file LICENSE in the top level directory for more
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* details.
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*/
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/**
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* @ingroup board_arduino-due
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* @{
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*
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* @file board.c
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* @brief Board specific implementations for the Arduino Due board
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*
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* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
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*
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* @}
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*/
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#include <stdio.h>
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#include "board.h"
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#include "cpu.h"
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void led_init(void);
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void board_init(void)
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{
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/* initialize core clocks via CMSIS function provided by Atmel */
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SystemInit();
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/* initialize the CPU */
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cpu_init();
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/* initialize the boards LEDs */
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led_init();
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}
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/**
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* @brief Initialize the boards on-board LED (Amber LED "L")
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*
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* The LED initialization is hard-coded in this function. As the LED is soldered
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* onto the board it is fixed to its CPU pins.
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*
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* The LED is connected to the following pin:
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* - LED: PB27
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*/
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void led_init(void)
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{
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/* enable PIO control of pin PD27 */
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LED_PORT->PIO_PER = LED_PIN;
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/* set pin as output */
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LED_PORT->PIO_OER = LED_PIN;
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/* enable direct write access to the LED pin */
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LED_PORT->PIO_OWER = LED_PIN;
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/* disable pull-up */
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LED_PORT->PIO_PUDR = LED_PIN;
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/* clear pin */
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LED_PORT->PIO_CODR = LED_PIN;
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}
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