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