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https://github.com/RIOT-OS/RIOT.git
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91 lines
2.1 KiB
C
91 lines
2.1 KiB
C
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/*
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* Copyright (C) 2014 Freie Universität Berlin, Hinnerk van Bruinehsen
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* 2016 Laurent Navet <laurent.navet@gmail.com>
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup boards_arduino-common
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* @{
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*
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* @file
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* @brief Peripheral MCU configuration for the arduino Uno and
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* @brief Dumilanove boards.
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*
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* @author Hinnerk van Bruinehsen <h.v.bruinehsen@fu-berlin.de>
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* @author Laurent Navet <laurent.navet@gmail.com>
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*/
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#ifndef PERIPH_CONF_H_
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#define PERIPH_CONF_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Clock configuration
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* @{
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*/
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#define CLOCK_CORECLOCK (16000000L)
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/** @} */
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/**
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* @brief Timer configuration
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*
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* The timer driver only supports the 16-bit timer (Timer1)
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* so this is the only one we can use here.
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*
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* @{
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*/
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#define TIMER_NUMOF (2U)
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#define TIMER_0 MEGA_TIMER1
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#define TIMER_0_MASK &TIMSK1
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#define TIMER_0_FLAG &TIFR1
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#define TIMER_0_ISRA TIMER1_COMPA_vect
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#define TIMER_0_ISRB TIMER1_COMPB_vect
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/** @} */
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/**
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* @brief UART configuration
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*
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* Uno has only one UART, look in atmega_common
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* This is where magic happens
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*
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* @{
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*/
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#define UART_NUMOF (1U)
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#define UART_0 MEGA_UART0
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#define UART_0_ISR USART_RX_vect
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/** @} */
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/**
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* @brief SPI configuration
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*
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* The atmega2560 has only one hardware SPI with fixed pin configuration, so all
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* we can do here, is to enable or disable it...
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*
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* The fixed pins used, are:
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* MOSI - PB3 (Arduino pin 11)
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* MISO - PB4 (Arduino pin 12)
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* SCK - PB5 (Arduino pin 13)
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* SS - PB2 (Arduino pin 10) -> this pin is configured as output, but not used
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*
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* @{
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*/
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#define SPI_NUMOF 1 /* set to 0 to disable SPI */
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#define SPI_0_EN 1 /* remove once SPI rework is done */
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#define MEGA_PRR PRR /* Power Reduction Register is PRR */
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif /* PERIPH_CONF_H_ */
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