added variant rak3401

variants/rak3401/RAK3401Board.cpp

@@ -0,0 +1,37 @@
+#include <Arduino.h>
+#include <Wire.h>
+
+#include "RAK3401Board.h"
+
+void RAK3401Board::begin() {
+  NRF52BoardDCDC::begin();
+  pinMode(PIN_VBAT_READ, INPUT);
+#ifdef PIN_USER_BTN
+  pinMode(PIN_USER_BTN, INPUT_PULLUP);
+#endif
+
+#ifdef PIN_USER_BTN_ANA
+  pinMode(PIN_USER_BTN_ANA, INPUT_PULLUP);
+#endif
+
+#if defined(PIN_BOARD_SDA) && defined(PIN_BOARD_SCL)
+  Wire.setPins(PIN_BOARD_SDA, PIN_BOARD_SCL);
+#endif
+
+  Wire.begin();
+
+  // Enable 3.3V periphery power rail (GPS, IO Module, etc.)
+  pinMode(PIN_3V3_EN, OUTPUT);
+  digitalWrite(PIN_3V3_EN, HIGH);
+
+  pinMode(SX126X_POWER_EN, OUTPUT);
+  digitalWrite(SX126X_POWER_EN, HIGH);
+  delay(10);   // give sx1262 some time to power up
+
+#ifdef P_LORA_PA_EN
+  // Initialize RAK13302 1W LoRa transceiver module PA control pin
+  pinMode(P_LORA_PA_EN, OUTPUT);
+  digitalWrite(P_LORA_PA_EN, LOW);  // Start with PA disabled
+  delay(10);  // Allow PA module to initialize
+#endif
+}

variants/rak3401/RAK3401Board.h

@@ -0,0 +1,81 @@
+#pragma once
+
+#include <MeshCore.h>
+#include <Arduino.h>
+#include <helpers/NRF52Board.h>
+
+// LoRa radio module pins for RAK3401 with RAK13302 (uses SPI1)
+#define  P_LORA_DIO_1   10
+#define  P_LORA_NSS     26
+#define  P_LORA_RESET   4
+#define  P_LORA_BUSY    9
+#define  P_LORA_SCLK    3   // SPI1_SCK
+#define  P_LORA_MISO    29  // SPI1_MISO
+#define  P_LORA_MOSI    30  // SPI1_MOSI
+#define  SX126X_POWER_EN  21
+
+//#define PIN_GPS_SDA       13  //GPS SDA pin (output option)
+//#define PIN_GPS_SCL       14  //GPS SCL pin (output option)
+//#define PIN_GPS_TX        16  //GPS TX pin
+//#define PIN_GPS_RX        15  //GPS RX pin
+#define PIN_GPS_1PPS      17  //GPS PPS pin
+#define GPS_BAUD_RATE   9600
+#define GPS_ADDRESS   0x42  //i2c address for GPS
+
+// RAK13302 1W LoRa transceiver module PA control (WisBlock IO slot)
+// The RAK13302 mounts to the IO slot and has an ANT_SW (antenna switch) pin that controls the PA
+// This pin must be controlled during transmission to enable the 1W power amplifier
+//
+// According to RAK13302 datasheet: ANT_SW connects to IO3 on the IO slot
+// RAK19007 base board pin mapping: IO3 = pin 31 (also available as AIN1/A1 for analog input)
+//
+// Default: Pin 31 (IO3) - ANT_SW pin from RAK13302 datasheet
+// Override by defining P_LORA_PA_EN in platformio.ini if needed
+#ifndef P_LORA_PA_EN
+  #define P_LORA_PA_EN  31  // ANT_SW pin from RAK13302 datasheet (IO3, pin 31 on RAK19007)
+#endif
+
+#define SX126X_DIO2_AS_RF_SWITCH  true
+#define SX126X_DIO3_TCXO_VOLTAGE   1.8
+
+// built-ins
+#define  PIN_VBAT_READ    5
+#define  ADC_MULTIPLIER   (3 * 1.73 * 1.187 * 1000)
+
+// 3.3V periphery enable (GPS, IO Module, etc.)
+#define PIN_3V3_EN (34)
+#define WB_IO2 PIN_3V3_EN
+
+class RAK3401Board : public NRF52BoardDCDC, public NRF52BoardOTA {
+public:
+  RAK3401Board() : NRF52BoardOTA("RAK3401_OTA") {}
+  void begin();
+
+  #define BATTERY_SAMPLES 8
+
+  uint16_t getBattMilliVolts() override {
+    analogReadResolution(12);
+
+    uint32_t raw = 0;
+    for (int i = 0; i < BATTERY_SAMPLES; i++) {
+      raw += analogRead(PIN_VBAT_READ);
+    }
+    raw = raw / BATTERY_SAMPLES;
+
+    return (ADC_MULTIPLIER * raw) / 4096;
+  }
+
+  const char* getManufacturerName() const override {
+    return "RAK 3401";
+  }
+
+#ifdef P_LORA_PA_EN
+  void onBeforeTransmit() override {
+    digitalWrite(P_LORA_PA_EN, HIGH);  // Enable PA before transmission
+  }
+
+  void onAfterTransmit() override {
+    digitalWrite(P_LORA_PA_EN, LOW);   // Disable PA after transmission to save power
+  }
+#endif
+};

variants/rak3401/platformio.ini

@@ -0,0 +1,135 @@
+[rak3401]
+extends = nrf52_base
+board = rak4631
+board_check = true
+build_flags = ${nrf52_base.build_flags}
+  ${sensor_base.build_flags}
+  -I variants/rak3401
+  -D RAK_4631
+  -D RAK_3401
+  -D RAK13302
+  -D RAK_BOARD
+  -D PIN_BOARD_SCL=14
+  -D PIN_BOARD_SDA=13
+  -D PIN_GPS_TX=PIN_SERIAL1_RX
+  -D PIN_GPS_RX=PIN_SERIAL1_TX
+  -D PIN_GPS_EN=-1
+  -D PIN_OLED_RESET=-1
+  -D RADIO_CLASS=CustomSX1262
+  -D WRAPPER_CLASS=CustomSX1262Wrapper
+  -D LORA_TX_POWER=22
+  -D SX126X_CURRENT_LIMIT=140
+  -D SX126X_RX_BOOSTED_GAIN=1
+build_src_filter = ${nrf52_base.build_src_filter}
+  +<../variants/rak3401>
+  +<helpers/sensors>
+  +<helpers/ui/SSD1306Display.cpp>
+  +<helpers/ui/MomentaryButton.cpp>
+lib_deps =
+  ${nrf52_base.lib_deps}
+  ${sensor_base.lib_deps}
+  adafruit/Adafruit SSD1306 @ ^2.5.13
+  sparkfun/SparkFun u-blox GNSS Arduino Library@^2.2.27
+
+[env:RAK_3401_repeater]
+extends = rak3401
+build_flags =
+  ${rak3401.build_flags}
+  -D DISPLAY_CLASS=SSD1306Display
+  -D ADVERT_NAME='"RAK3401 1W Repeater"'
+  -D ADVERT_LAT=0.0
+  -D ADVERT_LON=0.0
+  -D ADMIN_PASSWORD='"password"'
+  -D MAX_NEIGHBOURS=50
+  ;-D MESH_PACKET_LOGGING=1
+  ;-D MESH_DEBUG=1
+build_src_filter = ${rak3401.build_src_filter}
+  +<helpers/ui/SSD1306Display.cpp>
+  +<../examples/simple_repeater>
+
+[env:RAK_3401_room_server]
+extends = rak3401
+build_flags =
+  ${rak3401.build_flags}
+  -D DISPLAY_CLASS=SSD1306Display
+  -D ADVERT_NAME='"Test Room"'
+  -D ADVERT_LAT=0.0
+  -D ADVERT_LON=0.0
+  -D ADMIN_PASSWORD='"password"'
+  -D ROOM_PASSWORD='"hello"'
+  ;-D MESH_PACKET_LOGGING=1
+  ;-D MESH_DEBUG=1
+build_src_filter = ${rak3401.build_src_filter}
+  +<helpers/ui/SSD1306Display.cpp>
+  +<../examples/simple_room_server>
+
+[env:RAK_3401_companion_radio_usb]
+extends = rak3401
+board_build.ldscript = boards/nrf52840_s140_v6_extrafs.ld
+board_upload.maximum_size = 712704
+build_flags =
+  ${rak3401.build_flags}
+  -I examples/companion_radio/ui-new
+  -D DISPLAY_CLASS=SSD1306Display
+  -D MAX_CONTACTS=350
+  -D MAX_GROUP_CHANNELS=40
+; NOTE: DO NOT ENABLE -->  -D MESH_PACKET_LOGGING=1
+; NOTE: DO NOT ENABLE -->  -D MESH_DEBUG=1
+build_src_filter = ${rak3401.build_src_filter}
+  +<../examples/companion_radio/*.cpp>
+  +<../examples/companion_radio/ui-new/*.cpp>
+lib_deps =
+  ${rak3401.lib_deps}
+  densaugeo/base64 @ ~1.4.0
+
+[env:RAK_3401_companion_radio_ble]
+extends = rak3401
+board_build.ldscript = boards/nrf52840_s140_v6_extrafs.ld
+board_upload.maximum_size = 712704
+build_flags =
+  ${rak3401.build_flags}
+  -I examples/companion_radio/ui-new
+  -D DISPLAY_CLASS=SSD1306Display
+  -D MAX_CONTACTS=350
+  -D MAX_GROUP_CHANNELS=40
+  -D BLE_PIN_CODE=123456
+  -D BLE_DEBUG_LOGGING=1
+  -D OFFLINE_QUEUE_SIZE=256
+  ;-D MESH_PACKET_LOGGING=1
+  ;-D MESH_DEBUG=1
+build_src_filter = ${rak3401.build_src_filter}
+  +<helpers/nrf52/SerialBLEInterface.cpp>
+  +<../examples/companion_radio/*.cpp>
+  +<../examples/companion_radio/ui-new/*.cpp>
+lib_deps =
+  ${rak3401.lib_deps}
+  densaugeo/base64 @ ~1.4.0
+
+[env:RAK_3401_terminal_chat]
+extends = rak3401
+build_flags =
+  ${rak3401.build_flags}
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=1
+  ;-D MESH_PACKET_LOGGING=1
+  ;-D MESH_DEBUG=1
+build_src_filter = ${rak3401.build_src_filter}
+  +<../examples/simple_secure_chat/main.cpp>
+lib_deps =
+  ${rak3401.lib_deps}
+  densaugeo/base64 @ ~1.4.0
+
+[env:RAK_3401_sensor]
+extends = rak3401
+build_flags =
+  ${rak3401.build_flags}
+  -D DISPLAY_CLASS=SSD1306Display
+  -D ADVERT_NAME='"RAK3401 Sensor"'
+  -D ADVERT_LAT=0.0
+  -D ADVERT_LON=0.0
+  -D ADMIN_PASSWORD='"password"'
+  ;-D MESH_PACKET_LOGGING=1
+  ;-D MESH_DEBUG=1
+build_src_filter = ${rak3401.build_src_filter}
+  +<helpers/ui/SSD1306Display.cpp>
+  +<../examples/simple_sensor>

variants/rak3401/target.cpp

@@ -0,0 +1,66 @@
+#include <Arduino.h>
+#include "target.h"
+#include <helpers/ArduinoHelpers.h>
+
+RAK3401Board board;
+
+#ifndef PIN_USER_BTN
+  #define PIN_USER_BTN (-1)
+#endif
+
+#ifdef DISPLAY_CLASS
+  DISPLAY_CLASS display;
+  MomentaryButton user_btn(PIN_USER_BTN, 1000, true, true);
+
+  #if defined(PIN_USER_BTN_ANA)
+  MomentaryButton analog_btn(PIN_USER_BTN_ANA, 1000, 20);
+  #endif
+#endif
+
+// RAK3401 uses SPI1 for the RAK13302 LoRa module
+// Note: nRF52 doesn't have a separate SPI1 object, so we use SPI but configure it with SPI1 pins
+RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY, SPI);
+
+WRAPPER_CLASS radio_driver(radio, board);
+
+VolatileRTCClock fallback_clock;
+AutoDiscoverRTCClock rtc_clock(fallback_clock);
+
+#if ENV_INCLUDE_GPS
+  #include <helpers/sensors/MicroNMEALocationProvider.h>
+  MicroNMEALocationProvider nmea = MicroNMEALocationProvider(Serial1);
+  EnvironmentSensorManager sensors = EnvironmentSensorManager(nmea);
+#else
+  EnvironmentSensorManager sensors;
+#endif
+
+bool radio_init() {
+  rtc_clock.begin(Wire);
+
+  // Configure SPI with SPI1 pins for RAK13302
+  // nRF52 uses the same SPI peripheral but with different pin assignments
+  SPI.setPins(P_LORA_MISO, P_LORA_SCLK, P_LORA_MOSI);
+  SPI.begin();
+
+  return radio.std_init(&SPI);
+}
+
+uint32_t radio_get_rng_seed() {
+  return radio.random(0x7FFFFFFF);
+}
+
+void radio_set_params(float freq, float bw, uint8_t sf, uint8_t cr) {
+  radio.setFrequency(freq);
+  radio.setSpreadingFactor(sf);
+  radio.setBandwidth(bw);
+  radio.setCodingRate(cr);
+}
+
+void radio_set_tx_power(uint8_t dbm) {
+  radio.setOutputPower(dbm);
+}
+
+mesh::LocalIdentity radio_new_identity() {
+  RadioNoiseListener rng(radio);
+  return mesh::LocalIdentity(&rng);  // create new random identity
+}

variants/rak3401/target.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#define RADIOLIB_STATIC_ONLY 1
+#include <RadioLib.h>
+#include <helpers/radiolib/RadioLibWrappers.h>
+#include <RAK3401Board.h>
+#include <helpers/radiolib/CustomSX1262Wrapper.h>
+#include <helpers/AutoDiscoverRTCClock.h>
+#include <helpers/sensors/EnvironmentSensorManager.h>
+
+#ifdef DISPLAY_CLASS
+  #include <helpers/ui/SSD1306Display.h>
+  extern DISPLAY_CLASS display;
+  #include <helpers/ui/MomentaryButton.h>
+  extern MomentaryButton user_btn;
+  #if defined(PIN_USER_BTN_ANA)
+  extern MomentaryButton analog_btn;
+  #endif
+#endif
+
+extern RAK3401Board board;
+extern WRAPPER_CLASS radio_driver;
+extern AutoDiscoverRTCClock rtc_clock;
+extern EnvironmentSensorManager sensors;
+
+bool radio_init();
+uint32_t radio_get_rng_seed();
+void radio_set_params(float freq, float bw, uint8_t sf, uint8_t cr);
+void radio_set_tx_power(uint8_t dbm);
+mesh::LocalIdentity radio_new_identity();

variants/rak3401/variant.cpp

@@ -0,0 +1,43 @@
+/*
+  Copyright (c) 2014-2015 Arduino LLC.  All right reserved.
+  Copyright (c) 2016 Sandeep Mistry All right reserved.
+  Copyright (c) 2018, Adafruit Industries (adafruit.com)
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+  This library 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 Lesser General Public License for more details.
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#include "variant.h"
+#include "nrf.h"
+#include "wiring_constants.h"
+#include "wiring_digital.h"
+
+const uint32_t g_ADigitalPinMap[] = {
+    // P0
+    0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+
+    // P1
+    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47};
+
+void initVariant()
+{
+    // LED1 & LED2
+    pinMode(PIN_LED1, OUTPUT);
+    ledOff(PIN_LED1);
+
+    pinMode(PIN_LED2, OUTPUT);
+    ledOff(PIN_LED2);
+
+    // 3V3 Power Rail
+    pinMode(PIN_3V3_EN, OUTPUT);
+    digitalWrite(PIN_3V3_EN, HIGH);
+}

variants/rak3401/variant.h

@@ -0,0 +1,207 @@
+/*
+  Copyright (c) 2014-2015 Arduino LLC.  All right reserved.
+  Copyright (c) 2016 Sandeep Mistry All right reserved.
+  Copyright (c) 2018, Adafruit Industries (adafruit.com)
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+  This library 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 Lesser General Public License for more details.
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#ifndef _VARIANT_RAK3401_
+#define _VARIANT_RAK3401_
+
+#define RAK4630
+
+/** Master clock frequency */
+#define VARIANT_MCK (64000000ul)
+
+#define USE_LFXO // Board uses 32khz crystal for LF
+// define USE_LFRC    // Board uses RC for LF
+
+/*----------------------------------------------------------------------------
+ *        Headers
+ *----------------------------------------------------------------------------*/
+
+#include "WVariant.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif // __cplusplus
+
+// Number of pins defined in PinDescription array
+#define PINS_COUNT (48)
+#define NUM_DIGITAL_PINS (48)
+#define NUM_ANALOG_INPUTS (6)
+#define NUM_ANALOG_OUTPUTS (0)
+
+// LEDs
+#define PIN_LED1 (35)
+#define PIN_LED2 (36)
+
+#define LED_BUILTIN PIN_LED1
+#define LED_CONN PIN_LED2
+
+#define LED_GREEN PIN_LED1
+#define LED_BLUE PIN_LED2
+
+#define LED_STATE_ON 1 // State when LED is litted
+
+/*
+ * Analog pins
+ */
+#define PIN_A0 (5)
+#define PIN_A1 (31)
+#define PIN_A2 (28)
+#define PIN_A3 (29)
+#define PIN_A4 (30)
+#define PIN_A5 (31)
+#define PIN_A6 (0xff)
+#define PIN_A7 (0xff)
+
+static const uint8_t A0 = PIN_A0;
+static const uint8_t A1 = PIN_A1;
+static const uint8_t A2 = PIN_A2;
+static const uint8_t A3 = PIN_A3;
+static const uint8_t A4 = PIN_A4;
+static const uint8_t A5 = PIN_A5;
+static const uint8_t A6 = PIN_A6;
+static const uint8_t A7 = PIN_A7;
+#define ADC_RESOLUTION 14
+
+// Other pins
+#define WB_I2C1_SDA (13) // SENSOR_SLOT IO_SLOT
+#define WB_I2C1_SCL (14) // SENSOR_SLOT IO_SLOT
+
+#define PIN_AREF (2)
+#define PIN_NFC1 (9)
+#define WB_IO5 PIN_NFC1
+#define WB_IO4 (4)
+#define PIN_NFC2 (10)
+
+static const uint8_t AREF = PIN_AREF;
+
+/*
+ * Serial interfaces
+ */
+#define PIN_SERIAL1_RX (15)
+#define PIN_SERIAL1_TX (16)
+
+// Connected to Jlink CDC
+#define PIN_SERIAL2_RX (8)
+#define PIN_SERIAL2_TX (6)
+
+/*
+ * SPI Interfaces
+ */
+#define SPI_INTERFACES_COUNT 2
+
+#define PIN_SPI_MISO (45)
+#define PIN_SPI_MOSI (44)
+#define PIN_SPI_SCK (43)
+
+// SPI1 pins for RAK13302 1W LoRa module
+#define PIN_SPI1_MISO (29) // (0 + 29)
+#define PIN_SPI1_MOSI (30) // (0 + 30)
+#define PIN_SPI1_SCK (3)   // (0 + 3)
+
+static const uint8_t SS = 42;
+static const uint8_t MOSI = PIN_SPI_MOSI;
+static const uint8_t MISO = PIN_SPI_MISO;
+static const uint8_t SCK = PIN_SPI_SCK;
+
+/*
+ * Wire Interfaces
+ */
+#define WIRE_INTERFACES_COUNT 1
+
+#define PIN_WIRE_SDA (WB_I2C1_SDA)
+#define PIN_WIRE_SCL (WB_I2C1_SCL)
+
+// QSPI Pins
+#define PIN_QSPI_SCK 3
+#define PIN_QSPI_CS 26
+#define PIN_QSPI_IO0 30
+#define PIN_QSPI_IO1 29
+#define PIN_QSPI_IO2 28
+#define PIN_QSPI_IO3 2
+
+// On-board QSPI Flash
+#define EXTERNAL_FLASH_DEVICES IS25LP080D
+#define EXTERNAL_FLASH_USE_QSPI
+
+// RAK13302 1W LoRa transceiver module (uses SPI1)
+// LoRa radio module pins for RAK3401 with RAK13302
+#define  P_LORA_DIO_1   10
+#define  P_LORA_NSS     26
+#define  P_LORA_RESET   4
+#define  P_LORA_BUSY    9
+#define  P_LORA_SCLK    PIN_SPI1_SCK  // 3
+#define  P_LORA_MISO    PIN_SPI1_MISO  // 29
+#define  P_LORA_MOSI    PIN_SPI1_MOSI  // 30
+#define  SX126X_POWER_EN  21
+
+// RAK13302 1W LoRa transceiver module PA control (WisBlock IO slot)
+// The RAK13302 mounts to the IO slot and has an ANT_SW (antenna switch) pin that controls the PA
+// This pin must be controlled during transmission to enable the 1W power amplifier
+//
+// According to RAK13302 datasheet: ANT_SW connects to IO3 on the IO slot
+// RAK19007 base board pin mapping: IO3 = pin 31 (also available as AIN1/A1 for analog input)
+//
+// Default: Pin 31 (IO3) - ANT_SW pin from RAK13302 datasheet
+// Override by defining P_LORA_PA_EN in platformio.ini if needed
+#ifndef P_LORA_PA_EN
+  #define P_LORA_PA_EN  31  // ANT_SW pin from RAK13302 datasheet (IO3, pin 31 on RAK19007)
+#endif
+
+#define SX126X_DIO2_AS_RF_SWITCH  true
+#define SX126X_DIO3_TCXO_VOLTAGE   1.8
+
+// enables 3.3V periphery like GPS or IO Module
+// Do not toggle this for GPS power savings
+#define PIN_3V3_EN (34)
+#define WB_IO2 PIN_3V3_EN
+
+// RAK1910 GPS module
+// If using the wisblock GPS module and pluged into Port A on WisBlock base
+// IO1 is hooked to PPS (pin 12 on header) = gpio 17
+// IO2 is hooked to GPS RESET = gpio 34, but it can not be used to this because IO2 is ALSO used to control 3V3_S power (1 is on).
+// Therefore must be 1 to keep peripherals powered
+// Power is on the controllable 3V3_S rail
+#define PIN_GPS_PPS (17) // Pulse per second input from the GPS
+
+#define GPS_RX_PIN PIN_SERIAL1_RX
+#define GPS_TX_PIN PIN_SERIAL1_TX
+
+// Battery
+// The battery sense is hooked to pin A0 (5)
+#define BATTERY_PIN PIN_A0
+// and has 12 bit resolution
+#define BATTERY_SENSE_RESOLUTION_BITS 12
+#define BATTERY_SENSE_RESOLUTION 4096.0
+#undef AREF_VOLTAGE
+#define AREF_VOLTAGE 3.0
+#define VBAT_AR_INTERNAL AR_INTERNAL_3_0
+#define ADC_MULTIPLIER 1.73
+
+#define HAS_RTC 1
+
+#define RAK_4631 1
+
+#ifdef __cplusplus
+}
+#endif
+
+/*----------------------------------------------------------------------------
+ *        Arduino objects - C++ only
+ *----------------------------------------------------------------------------*/
+
+#endif