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RIOT/boards/atmega328p-xplained-mini/include/board.h
Gerson Fernando Budke 859d587afd
boards/atmega328p-xplained-mini: Add BTN0 and LED0
The board have one user button and a user led but are not enabled.
This add necessary support to use the button and the led. It include
the configs to use with SAUL and button interrupt.

Signed-off-by: Gerson Fernando Budke <nandojve@gmail.com>
2023-12-01 14:12:24 +01:00

85 lines
2.0 KiB
C

/*
* Copyright (C) 2014 Freie Universität Berlin, Hinnerk van Bruinehsen
* 2016 Laurent Navet <laurent.navet@gmail.com>
* 2019 Otto-von-Guericke-Universität Magdeburg
* 2021-2123 Gerson Fernando Budke
*
* 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_atmega328p_xplained_mini
* @{
*
* @file
* @brief Board specific definitions for the standalone ATmega328p "board"
*
* @author Marian Buschsieweke <marian.buschsieweke@ovgu.de>
* @author Hinnerk van Bruinehsen <h.v.bruinehsen@fu-berlin.de>
* @author Laurent Navet <laurent.navet@gmail.com>
* @author Gerson Fernando Budke <nandojve@gmail.com>
*/
#ifndef BOARD_H
#define BOARD_H
#include "cpu.h"
#include "periph_conf.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @name STDIO configuration
*
* As the CPU is too slow to handle 115200 baud, we set the default
* baudrate to 9600 for this board
* @{
*/
#define STDIO_UART_BAUDRATE (9600U)
/** @} */
/**
* @name xtimer configuration values
* @{
*/
#define XTIMER_WIDTH (16)
#if CLOCK_CORECLOCK > 4000000UL
#define XTIMER_HZ (CLOCK_CORECLOCK / 64)
#else
#define XTIMER_HZ (CLOCK_CORECLOCK / 8)
#endif
#define XTIMER_BACKOFF (40)
/** @} */
/**
* @name Macros for controlling the on-board LED
* @{
*/
#define LED0_PIN GPIO_PIN(PORT_B, 5)
#define LED0_MODE GPIO_OUT
#define LED0_ENABLE_PORT DDRB |= LED0_PIN
#define LED0_ON PORTB |= LED0_PIN
#define LED0_OFF PORTB &= ~LED0_PIN
#define LED0_TOGGLE PORTB ^= LED0_PIN
/** @} */
/**
* @name Button pin configuration
* @{
*/
#define BTN0_PIN GPIO_PIN(PORT_B, 7)
#define BTN0_MODE GPIO_IN_PU
#define BTN0_INT_FLANK GPIO_FALLING
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* BOARD_H */
/** @} */