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https://github.com/RIOT-OS/RIOT.git
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62 lines
1.1 KiB
C++
62 lines
1.1 KiB
C++
/*
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* Copyright (C) 2015 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 v2.1. 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 sys_arduino
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* @{
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*
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* @file
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* @brief Implementation of Arduino core functionality
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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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extern "C" {
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#include "xtimer.h"
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#include "periph/gpio.h"
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}
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#include "arduino.hpp"
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static inline gpio_dir_t _dir(int mode)
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{
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return (mode == OUTPUT) ? GPIO_DIR_OUT : GPIO_DIR_IN;
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}
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static inline gpio_pp_t _pr(int mode)
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{
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return (mode == INPUT_PULLUP) ? GPIO_PULLUP : GPIO_NOPULL;
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}
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void pinMode(int pin, int mode)
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{
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gpio_init(arduino_pinmap[pin], _dir(mode), _pr(mode));
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}
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void digitalWrite(int pin, int state)
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{
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gpio_write(arduino_pinmap[pin], state);
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}
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int digitalRead(int pin)
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{
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if (gpio_read(arduino_pinmap[pin])) {
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return HIGH;
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}
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else {
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return LOW;
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}
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}
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void delay(int msec)
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{
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xtimer_usleep(1000 * msec);
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}
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