meshtastic-firmware/src/configuration.h

/*

TTGO T-BEAM Tracker for The Things Network

Copyright (C) 2018 by Xose Pérez <xose dot perez at gmail dot com>

This code requires LMIC library by Matthijs Kooijman
https://github.com/matthijskooijman/arduino-lmic

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

*/

#pragma once

#include <Arduino.h>
// -----------------------------------------------------------------------------
// Version
// -----------------------------------------------------------------------------

#define APP_NAME                "Meshtastic"

// If app version is not specified we assume we are not being invoked by the build script
#ifndef APP_VERSION
#define APP_VERSION             "0.0.0" // this def normally comes from build-all.sh
#endif


// -----------------------------------------------------------------------------
// Configuration
// -----------------------------------------------------------------------------

// Select which board is being used. If the outside build environment has sent a choice, just use that
#if !defined(T_BEAM_V10) && !defined(HELTEC_LORA32)
//#define T_BEAM_V10  // AKA Rev1 (second board released)
#define HELTEC_LORA32

#define HW_VERSION_US // We encode the hardware freq range in the hw version string, so sw update can eventually install the correct build
#endif

// If we are using the JTAG port for debugging, some pins must be left free for that (and things like GPS have to be disabled)
// we don't support jtag on the ttgo - access to gpio 12 is a PITA
#ifdef HELTEC_LORA32
//#define USE_JTAG
#endif

#define DEBUG_PORT              Serial      // Serial debug port
#define SERIAL_BAUD             115200      // Serial debug baud rate

#define REQUIRE_RADIO           true        // If true, we will fail to start if the radio is not found


// -----------------------------------------------------------------------------
// DEBUG
// -----------------------------------------------------------------------------

#ifdef DEBUG_PORT
#define DEBUG_MSG(...) DEBUG_PORT.printf( __VA_ARGS__ )
#else
#define DEBUG_MSG(...)
#endif

// -----------------------------------------------------------------------------
// OLED
// -----------------------------------------------------------------------------

#define SSD1306_ADDRESS 0x3C

// -----------------------------------------------------------------------------
// GPS
// -----------------------------------------------------------------------------

#define GPS_SERIAL_NUM  1
#define GPS_BAUDRATE    9600

#if defined(T_BEAM_V10)
#define GPS_RX_PIN      34
#ifdef USE_JTAG
#define GPS_TX_PIN      -1 
#else
#define GPS_TX_PIN      12
#endif
#endif

// -----------------------------------------------------------------------------
// LoRa SPI
// -----------------------------------------------------------------------------

#define SCK_GPIO        5
#define MISO_GPIO       19
#define MOSI_GPIO       27
#define NSS_GPIO        18

#if defined(T_BEAM_V10)
#define HW_VENDOR       "TTGO"

#define BICOLOR_DISPLAY // we have yellow at the top 16 lines

#define I2C_SDA         21
#define I2C_SCL         22

#define BUTTON_PIN      38

#ifndef USE_JTAG
#define RESET_GPIO      14
#endif
#define DIO0_GPIO       26
#define DIO1_GPIO       33 // Note: not really used on this board
#define DIO2_GPIO       32 // Note: not really used on this board

// Leave undefined to disable our PMU IRQ handler 
#define PMU_IRQ         35

#elif defined(HELTEC_LORA32)
#define HW_VENDOR       "Heltec"

#ifndef USE_JTAG // gpio15 is TDO for JTAG, so no I2C on this board while doing jtag
#define I2C_SDA         4
#define I2C_SCL         15
#endif

#define RESET_OLED      16

#define VEXT_ENABLE     21 // active low, powers the oled display and the lora antenna boost
#define LED_PIN         25
#define BUTTON_PIN      0

#ifndef USE_JTAG
#define RESET_GPIO      14
#endif
#define DIO0_GPIO       26
#define DIO1_GPIO       35 
#define DIO2_GPIO       34 
#endif


// -----------------------------------------------------------------------------
// AXP192 (Rev1-specific options)
// -----------------------------------------------------------------------------

// #define AXP192_SLAVE_ADDRESS  0x34 // Now defined in axp20x.h
#define GPS_POWER_CTRL_CH     3
#define LORA_POWER_CTRL_CH    2