mirror of
https://github.com/RIOT-OS/RIOT.git
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112 lines
3.8 KiB
C
112 lines
3.8 KiB
C
/*
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* Copyright (C) 2022 Gunar Schorcht
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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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#pragma once
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/**
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* @ingroup boards_esp32c3_devkit
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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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/**
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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 GPIO20 /**< Arduino pin 0 (RxD) */
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#define ARDUINO_PIN_1 GPIO21 /**< Arduino pin 1 (TxD) */
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#define ARDUINO_PIN_2 GPIO0 /**< Arduino pin 2 */
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#define ARDUINO_PIN_3 GPIO1 /**< Arduino pin 3 (PWM) */
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#define ARDUINO_PIN_4 GPIO9 /**< Arduino pin 4 (BOOT / BTN0) */
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#define ARDUINO_PIN_5 GPIO3 /**< Arduino pin 5 (PWM) */
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#define ARDUINO_PIN_6 GPIO8 /**< Arduino pin 6 (RGB-LED) */
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/* Arduino pins D7 ... D9 are not available */
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#define ARDUINO_PIN_10 GPIO10 /**< Arduino pin 10 (CS0 / PWM) */
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#define ARDUINO_PIN_11 GPIO7 /**< Arduino pin 11 (MOSI / PWM) */
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#define ARDUINO_PIN_12 GPIO2 /**< Arduino pin 12 (MISO) */
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#define ARDUINO_PIN_13 GPIO6 /**< Arduino pin 13 (SCK) */
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/* analog pins as digital pins: */
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#define ARDUINO_PIN_14 GPIO0 /**< Arduino pin 14 (A0) */
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#define ARDUINO_PIN_15 GPIO1 /**< Arduino pin 15 (A1) */
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#define ARDUINO_PIN_16 GPIO2 /**< Arduino pin 16 (A2) */
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#define ARDUINO_PIN_17 GPIO3 /**< Arduino pin 17 (A3) */
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#define ARDUINO_PIN_18 GPIO5 /**< Arduino pin 18 (A4 / SDA) */
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#define ARDUINO_PIN_19 GPIO4 /**< Arduino pin 19 (A5 / SCL) */
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#define ARDUINO_PIN_LAST 19 /**< Last Arduino pin index */
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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 /**< 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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#define ARDUINO_PIN_A4 ARDUINO_PIN_18 /**< Arduino pin A4 */
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#define ARDUINO_PIN_A5 ARDUINO_PIN_19 /**< Arduino pin A5 */
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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) /**< 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_A4 ADC_LINE(4) /**< ADC line for Arduino pin A4 */
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#define ARDUINO_A5 ADC_LINE(5) /**< ADC line for Arduino pin A5 */
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#define ARDUINO_ANALOG_PIN_LAST 5 /**< Last Arduino analog pin index */
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/** @} */
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/**
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* @name Mapping of Arduino pins to RIOT PWM dev and channel pairs
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* @{
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*/
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#define ARDUINO_PIN_3_PWM_DEV PWM_DEV(0) /**< PWM device for Arduino pin 3 */
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#define ARDUINO_PIN_3_PWM_CHAN 0 /**< PWM channel for Arduino pin 3 */
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#define ARDUINO_PIN_5_PWM_DEV PWM_DEV(0) /**< PWM device for Arduino pin 5 */
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#define ARDUINO_PIN_5_PWM_CHAN 1 /**< PWM channel for Arduino pin 5 */
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#ifndef MODULE_PERIPH_SPI
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#define ARDUINO_PIN_10_PWM_DEV PWM_DEV(1) /**< PWM device for Arduino pin 10 */
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#define ARDUINO_PIN_10_PWM_CHAN 0 /**< PWM channel for Arduino pin 10 */
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#define ARDUINO_PIN_11_PWM_DEV PWM_DEV(1) /**< PWM device for Arduino pin 11 */
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#define ARDUINO_PIN_11_PWM_CHAN 1 /**< PWM channel for Arduino pin 11 */
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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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