mirror of
https://github.com/RIOT-OS/RIOT.git
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101 lines
3.0 KiB
C
101 lines
3.0 KiB
C
/*
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* SPDX-FileCopyrightText: 2018 Gunar Schorcht
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* SPDX-License-Identifier: LGPL-2.1-only
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*/
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#pragma once
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/**
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* @ingroup boards_esp32_olimex-esp32-evb
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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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* @author Gunar Schorcht <gunar@schorcht.net>
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*/
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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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#define ARDUINO_UART_D0D1 UART_DEV(0) /**< Arduino UART interface */
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#define ARDUINO_SPI_D11D12D13 SPI_DEV(0) /**< Arduino SPI bus */
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#if MODULE_OLIMEX_ESP32_GATEWAY
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# define ARDUINO_LED (3) /**< LED is connected to Arduino pin 3 */
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#endif
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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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#define ARDUINO_PIN_0 GPIO3 /**< Arduino pin 0 (RxD) */
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#define ARDUINO_PIN_1 GPIO1 /**< Arduino pin 1 (TxD) */
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#define ARDUINO_PIN_2 GPIO34 /**< Arduino pin 2 (BTN0), input only! */
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#define ARDUINO_PIN_3 GPIO33 /**< Arduino pin 3 (LED) */
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#define ARDUINO_PIN_4 GPIO4 /**< Arduino pin 4 */
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#define ARDUINO_PIN_5 GPIO9 /**< Arduino pin 5 */
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#define ARDUINO_PIN_6 GPIO10 /**< Arduino pin 6 */
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/* Arduino pins 7 ... 9 are not available */
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#define ARDUINO_PIN_10 GPIO17 /**< Arduino pin 10 (CS0) */
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#define ARDUINO_PIN_11 GPIO15 /**< Arduino pin 11 (MOSI) */
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#define ARDUINO_PIN_12 GPIO2 /**< Arduino pin 12 (MISO) */
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#define ARDUINO_PIN_13 GPIO14 /**< Arduino pin 13 (SCK) */
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/* analog pins as digital pin */
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#define ARDUINO_PIN_14 GPIO32 /**< Arduino pin 14 (A0) */
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#define ARDUINO_PIN_15 GPIO35 /**< Arduino pin 15 (A1), input only! */
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#define ARDUINO_PIN_16 GPIO36 /**< Arduino pin 16 (A2), input only! */
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#define ARDUINO_PIN_17 GPIO39 /**< Arduino pin 17 (A3), input only! */
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/* Arduino I2C pins */
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#if MODULE_OLIMEX_ESP32_GATEWAY
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# define ARDUINO_PIN_18 GPIO17 /**< Arduino pin 18 (SDA) */
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# define ARDUINO_PIN_19 GPIO16 /**< Arduino pin 19 (SCL) */
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#else /* ESP32-EVB */
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# define ARDUINO_PIN_18 GPIO13 /**< Arduino pin 18 (SDA) */
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# define ARDUINO_PIN_19 GPIO16 /**< Arduino pin 19 (SCL) */
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#endif
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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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#if MODULE_OLIMEX_ESP32_GATEWAY
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# define ARDUINO_PIN_A0 ARDUINO_PIN_14 /**< Arduino pin A0 */
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# define ARDUINO_PIN_A1 ARDUINO_PIN_15 /**< Arduino pin A1 */
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# define ARDUINO_PIN_A2 ARDUINO_PIN_16 /**< Arduino pin A2 */
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# define ARDUINO_PIN_A3 ARDUINO_PIN_17 /**< Arduino pin A3 */
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#endif
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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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#if MODULE_OLIMEX_ESP32_GATEWAY
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# define ARDUINO_A0 ADC_LINE(0) /**< ADC line for Arduino pin A0 */
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# define ARDUINO_A1 ADC_LINE(1) /**< ADC line for Arduino pin A1 */
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# define ARDUINO_A2 ADC_LINE(2) /**< ADC line for Arduino pin A2 */
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# define ARDUINO_A3 ADC_LINE(3) /**< ADC line for Arduino pin A3 */
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# define ARDUINO_ANALOG_PIN_LAST 3 /**< Last Arduino analog pin index */
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#endif
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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/** @} */
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