mirror of
https://github.com/RIOT-OS/RIOT.git
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124 lines
3.3 KiB
C
124 lines
3.3 KiB
C
/*
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* Copyright (C) 2023 Otto-von-Guericke-Universität Magdeburg
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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_nrf51dk
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* @{
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*
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* @file
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* @brief Mapping from MCU pins to Arduino pins
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*
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* You can use the defines in this file for simplified interaction with the
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* Arduino specific pin numbers.
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*
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* @author Marian Buschsieweke <marian.buschsieweke@ovgu.de>
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*/
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#ifndef ARDUINO_IOMAP_H
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#define ARDUINO_IOMAP_H
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#include "periph/gpio.h"
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#include "periph/adc.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 Arduino's SPI buses
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* @{
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*/
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/**
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* @brief SPI_DEV(0) is connected to D11/D12/D13
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*/
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/* D11/D12/D13 are on P0.25, P0.28, P0.29 */
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#define ARDUINO_SPI_D11D12D13 SPI_DEV(0)
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/* The ISP SPI bus is also connected to P0.25, P0.28, P0.29 */
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#define ARDUINO_SPI_ISP SPI_DEV(0)
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/** @} */
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/**
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* @name Arduino's I2C buses
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* @{
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*/
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/**
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* @brief The first I2C bus is where shields for the Arduino UNO/Mega expect
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* it
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*/
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#define ARDUINO_I2C_UNO I2C_DEV(0)
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/** @} */
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/**
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* @name Mapping of MCU pins to Arduino pins
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* @{
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*/
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/* P3 header on the nRF51DK */
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#define ARDUINO_PIN_0 GPIO_PIN(0, 12)
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#define ARDUINO_PIN_1 GPIO_PIN(0, 13)
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#define ARDUINO_PIN_2 GPIO_PIN(0, 14)
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#define ARDUINO_PIN_3 GPIO_PIN(0, 15)
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#define ARDUINO_PIN_4 GPIO_PIN(0, 16)
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#define ARDUINO_PIN_5 GPIO_PIN(0, 17)
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#define ARDUINO_PIN_6 GPIO_PIN(0, 18)
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#define ARDUINO_PIN_7 GPIO_PIN(0, 19)
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/* P4 header on the nRF51DK */
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#define ARDUINO_PIN_8 GPIO_PIN(0, 20)
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#define ARDUINO_PIN_9 GPIO_PIN(0, 23)
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#define ARDUINO_PIN_10 GPIO_PIN(0, 24)
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#define ARDUINO_PIN_11 GPIO_PIN(0, 25)
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#define ARDUINO_PIN_12 GPIO_PIN(0, 28)
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#define ARDUINO_PIN_13 GPIO_PIN(0, 29)
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/* SCL and SDA on this header are not available as digital pins in the
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* Arduino world. It is P0.30 and P0.07 here, though. Also what would be
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* AREF in the Arduino world is P0.00 here */
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/* P2 header on the nRF51DK */
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#define ARDUINO_PIN_14 GPIO_PIN(0, 1)
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#define ARDUINO_PIN_15 GPIO_PIN(0, 2)
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#define ARDUINO_PIN_16 GPIO_PIN(0, 3)
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#define ARDUINO_PIN_17 GPIO_PIN(0, 4)
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#define ARDUINO_PIN_18 GPIO_PIN(0, 5)
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#define ARDUINO_PIN_19 GPIO_PIN(0, 6)
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#define ARDUINO_PIN_LAST 19
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/** @} */
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/**
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* @name Aliases for analog pins
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* @{
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*/
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#define ARDUINO_PIN_A0 ARDUINO_PIN_14
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#define ARDUINO_PIN_A1 ARDUINO_PIN_15
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#define ARDUINO_PIN_A2 ARDUINO_PIN_16
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#define ARDUINO_PIN_A3 ARDUINO_PIN_17
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#define ARDUINO_PIN_A4 ARDUINO_PIN_18
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#define ARDUINO_PIN_A5 ARDUINO_PIN_19
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/** @} */
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/**
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* @name Mapping of Arduino analog pins to RIOT ADC lines
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* @{
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*/
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#define ARDUINO_A0 ADC_LINE(0)
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#define ARDUINO_A1 ADC_LINE(1)
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#define ARDUINO_A2 ADC_LINE(2)
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#define ARDUINO_A3 ADC_LINE(3)
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#define ARDUINO_A4 ADC_LINE(4)
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#define ARDUINO_A5 ADC_LINE(5)
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#define ARDUINO_ANALOG_PIN_LAST 5
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif /* ARDUINO_IOMAP_H */
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/** @} */
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