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https://github.com/RIOT-OS/RIOT.git
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118 lines
2.4 KiB
C
118 lines
2.4 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
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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_samr21-xpro
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* @{
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*
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* @file
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* @brief Board specific definitions for the Atmel SAM R21 Xplained Pro
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* board
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*
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* @author Thomas Eichinger <thomas.eichinger@fu-berlin.de>
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* @author Sebastian Meiling <s@mlng.net>
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*/
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#ifndef BOARD_H
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#define BOARD_H
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#include "cpu.h"
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#include "periph_conf.h"
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#include "periph_cpu.h"
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#include "periph/gpio.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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* @name xtimer configuration
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* @{
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*/
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#define XTIMER_DEV TIMER_DEV(1)
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#define XTIMER_CHAN (0)
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/** @} */
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/**
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* @name ztimer configuration
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* @{
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*/
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#define CONFIG_ZTIMER_USEC_TYPE ZTIMER_TYPE_PERIPH_TIMER
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#define CONFIG_ZTIMER_USEC_DEV TIMER_DEV(1)
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/* timer_set() may underflow for values smaller than 9, set 10 as margin */
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#define CONFIG_ZTIMER_USEC_MIN (10)
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/** @} */
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/**
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* @name AT86RF233 configuration
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*
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* {spi bus, spi speed, cs pin, int pin, reset pin, sleep pin}
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*/
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#define AT86RF2XX_PARAM_CS GPIO_PIN(PB, 31)
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#define AT86RF2XX_PARAM_INT GPIO_PIN(PB, 0)
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#define AT86RF2XX_PARAM_SLEEP GPIO_PIN(PA, 20)
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#define AT86RF2XX_PARAM_RESET GPIO_PIN(PB, 15)
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/**
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* @name LED pin definitions and handlers
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* @{
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*/
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#define LED0_PIN GPIO_PIN(0, 19)
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#define LED_PORT PORT->Group[0]
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#define LED0_MASK (1 << 19)
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#define LED0_ON (LED_PORT.OUTCLR.reg = LED0_MASK)
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#define LED0_OFF (LED_PORT.OUTSET.reg = LED0_MASK)
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#define LED0_TOGGLE (LED_PORT.OUTTGL.reg = LED0_MASK)
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/** @} */
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/**
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* @name SW0 (Button) pin definitions
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* @{
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*/
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#define BTN0_PIN GPIO_PIN(0, 28)
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#define BTN0_MODE GPIO_IN_PU
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/** @} */
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/**
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* @name Antenna configuration pin interface
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* @{
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*/
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#define RFCTL1_PIN GPIO_PIN(0, 9)
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#define RFCTL2_PIN GPIO_PIN(0, 12)
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/** @} */
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/**
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* @brief Antenna configuration values
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*/
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enum {
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RFCTL_ANTENNA_BOARD,
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RFCTL_ANTENNA_EXT,
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};
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/**
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* @name Default antenna configuration
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* @{
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*/
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#ifndef RFCTL_ANTENNA_DEFAULT
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#define RFCTL_ANTENNA_DEFAULT RFCTL_ANTENNA_BOARD
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#endif
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/** @} */
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/**
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* @brief Set antenna switch
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*/
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void board_antenna_config(uint8_t antenna);
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#ifdef __cplusplus
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}
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#endif
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#endif /* BOARD_H */
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/** @} */
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