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Initial Nano ESP32 support
* inst/+arduinoio/+config/config_nano_esp32.m: new file * inst/+arduinoio/boardTypeString.m: add nano esp id * inst/+arduinoio/lib/OctaveCoreLibrary.cpp, inst/+arduinoio/lib/OctaveServoLibrary.cpp: add mods for nano esp
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‎inst/+arduinoio/+config/config_nano_esp32.m

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## Copyright (C) 2023 John Donoghue <john.donoghue@ieee.org>
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##
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## This program is free software: you can redistribute it and/or modify it
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## under the terms of the GNU General Public License as published by
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## the Free Software Foundation, either version 3 of the License, or
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## (at your option) any later version.
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##
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## This program is distributed in the hope that it will be useful, but
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## WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with this program. If not, see
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## <https://www.gnu.org/licenses/>.
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## -*- texinfo -*-
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## @deftypefn {} {@var{retval} =} config_nano_esp32 (@var{initdata})
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## Private function for setting allowed modes of nano esp32 board pins
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## @end deftypefn
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function retval = config_nano_esp32 (initdata)
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retval = [];
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# default board info - must be provided
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# will be filled in on connection
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retval.board = "nano_esp32";
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retval.mcu = '';
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retval.voltref = 33;
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retval.libs = {};
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retval.port = "";
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# info expected to be provided by config.
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retval.description = 'Arduino Nano ESP32 Board';
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# pin config
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retval.pins = {};
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retval.pins{end+1} = arduinoio.config.pin_info("D0", 0, { 'digital' , 'uart_rx'});
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retval.pins{end+1} = arduinoio.config.pin_info("D1", 1, { 'digital' , 'uart_tx'});
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retval.pins{end+1} = arduinoio.config.pin_info("D2", 2, { 'digital', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D3", 3, { 'digital', 'pwm', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D4", 4, { 'digital', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D5", 5, { 'digital', 'pwm', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D6", 6, { 'digital', 'pwm', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D7", 7, { 'digital', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D8", 8, { 'digital', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D9", 9, { 'digital', 'pwm', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D10", 10, { 'digital', 'pwm', 'spi0_ss', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D11", 11, { 'digital', 'pwm', 'spi0_mosi', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D12", 12, { 'digital', 'pwm', 'spi0_miso', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D13", 13, { 'digital', 'pwm', 'spi0_sck', 'led', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D14", 14, { 'digital', 'pwm', 'led_r', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D15", 15, { 'digital', 'pwm', 'led_g', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("D16", 16, { 'digital', 'pwm', 'led_b', 'interrupt' });
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retval.pins{end+1} = arduinoio.config.pin_info("A0", 17, { 'analog' });
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retval.pins{end+1} = arduinoio.config.pin_info("A1", 18, { 'analog' });
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retval.pins{end+1} = arduinoio.config.pin_info("A2", 19, { 'analog' });
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retval.pins{end+1} = arduinoio.config.pin_info("A3", 20, { 'analog' });
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retval.pins{end+1} = arduinoio.config.pin_info("A4", 21, { 'digital', 'analog', 'i2c_sda' });
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retval.pins{end+1} = arduinoio.config.pin_info("A5", 22, { 'digital', 'analog', 'i2c_scl' });
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retval.pins{end+1} = arduinoio.config.pin_info("A6", 23, { 'analog' });
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retval.pins{end+1} = arduinoio.config.pin_info("A7", 24, { 'analog' });
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endfunction

‎inst/+arduinoio/boardTypeString.m

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retval = "raspi_pico";
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case 101
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retval = "nano_rp2040_connect";
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case 102
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retval = "nano_esp32";
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case 111
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retval = "esp32_dev";
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case 112

‎inst/+arduinoio/lib/OctaveCoreLibrary.cpp

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#include "settings.h"
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#include "OctaveCoreLibrary.h"
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#ifdef ARDUINO_ARCH_ESP32
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#if defined(ARDUINO_ARCH_ESP32) && ! defined(ARDUINO_NANO_ESP32)
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// contains analogWrite
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#include <ESP32Servo.h>
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#endif
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#ifndef ARDUINO_ARCH_MBED
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#error "Expected mbed architechture"
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#endif
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#elif defined(ARDUINO_NANO_ESP32)
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#define BOARD_ID 102
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#define BOARD_VOLTAGE 33
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#elif defined(ARDUINO_ESP32_DEV)
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#define BOARD_ID 111
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#define BOARD_VOLTAGE 33

‎inst/+arduinoio/lib/OctaveServoLibrary.cpp

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// NOTE: if cant fint servo.h, you probally dont have the Servo library installed
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// go to Sketch -> Include Library -> Manage Libraries, and select 'Servo'
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// For ESP boards, it bwill need to be ESP32Servo
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# ifdef ARDUINO_ARCH_ESP32
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# if defined(ARDUINO_ARCH_ESP32) && ! defined(ARDUINO_NANO_ESP32)
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#include <ESP32Servo.h>
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# else
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#include <Servo.h>

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