Thinknode M3 support against master (#8630)

* Add variant_shutdown() as a week function in main-nrf52.cpp * Add Status LED module * Add Thinknode M3 support * Catch case of BLE disabled * Update src/modules/StatusLEDModule.cpp Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> * Update src/modules/StatusLEDModule.cpp Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> * Update variants/nrf52840/ELECROW-ThinkNode-M3/rfswitch.h Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> * Remove unused pin * M3 pairing LED only active for 30 seconds after state change * Thinknode M3 shutdown work --------- Co-authored-by: Ben Meadors <benmmeadors@gmail.com> Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-12-13 22:32:27 +00:00 · 2025-11-24 16:35:54 -06:00
parent 1bfa9ed4c4
commit ed4a798c60
14 changed files with 471 additions and 5 deletions
--- a/boards/ThinkNode-M3.json
+++ b/boards/ThinkNode-M3.json
@@ -0,0 +1,53 @@
+{
+  "build": {
+    "arduino": {
+      "ldscript": "nrf52840_s140_v6.ld"
+    },
+    "core": "nRF5",
+    "cpu": "cortex-m4",
+    "extra_flags": "-DNRF52840_XXAA",
+    "f_cpu": "64000000L",
+    "hwids": [
+      ["0x239A", "0x4405"],
+      ["0x239A", "0x0029"],
+      ["0x239A", "0x002A"]
+    ],
+    "usb_product": "elecrow_eink",
+    "mcu": "nrf52840",
+    "variant": "ELECROW-ThinkNode-M3",
+    "variants_dir": "variants",
+    "bsp": {
+      "name": "adafruit"
+    },
+    "softdevice": {
+      "sd_flags": "-DS140",
+      "sd_name": "s140",
+      "sd_version": "6.1.1",
+      "sd_fwid": "0x00B6"
+    },
+    "bootloader": {
+      "settings_addr": "0xFF000"
+    }
+  },
+  "connectivity": ["bluetooth"],
+  "debug": {
+    "jlink_device": "nRF52840_xxAA",
+    "onboard_tools": ["jlink"],
+    "svd_path": "nrf52840.svd",
+    "openocd_target": "nrf52840-mdk-rs"
+  },
+  "frameworks": ["arduino"],
+  "name": "elecrow nrf",
+  "upload": {
+    "maximum_ram_size": 248832,
+    "maximum_size": 815104,
+    "speed": 115200,
+    "protocol": "nrfutil",
+    "protocols": ["jlink", "nrfjprog", "nrfutil", "stlink"],
+    "use_1200bps_touch": true,
+    "require_upload_port": true,
+    "wait_for_upload_port": true
+  },
+  "url": "",
+  "vendor": "ELECROW"
+}
--- a/src/configuration.h
+++ b/src/configuration.h
@@ -396,6 +396,13 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define HAS_RGB_LED
 #endif

+#ifndef LED_STATE_OFF
+#define LED_STATE_OFF 0
+#endif
+#ifndef LED_STATE_ON
+#define LED_STATE_ON 1
+#endif
+
 // default mapping of pins
 #if defined(PIN_BUTTON2) && !defined(CANCEL_BUTTON_PIN)
 #define ALT_BUTTON_PIN PIN_BUTTON2
--- a/src/modules/Modules.cpp
+++ b/src/modules/Modules.cpp
@@ -13,6 +13,8 @@
 #include "input/TrackballInterruptImpl1.h"
 #endif

+#include "modules/StatusLEDModule.h"
+
 #if !MESHTASTIC_EXCLUDE_I2C
 #include "input/cardKbI2cImpl.h"
 #endif
@@ -119,6 +121,10 @@ void setupModules()
        buzzerFeedbackThread = new BuzzerFeedbackThread();
    }
 #endif
+#if defined(LED_CHARGE) || defined(LED_PAIRING)
+    statusLEDModule = new StatusLEDModule();
+#endif
+
 #if !MESHTASTIC_EXCLUDE_ADMIN
    adminModule = new AdminModule();
 #endif
--- a/src/modules/SerialModule.cpp
+++ b/src/modules/SerialModule.cpp
@@ -64,7 +64,7 @@ SerialModule *serialModule;
 SerialModuleRadio *serialModuleRadio;

 #if defined(TTGO_T_ECHO) || defined(CANARYONE) || defined(MESHLINK) || defined(ELECROW_ThinkNode_M1) ||                          \
-    defined(ELECROW_ThinkNode_M5) || defined(HELTEC_MESH_SOLAR) || defined(T_ECHO_LITE)
+    defined(ELECROW_ThinkNode_M5) || defined(HELTEC_MESH_SOLAR) || defined(T_ECHO_LITE) || defined(ELECROW_ThinkNode_M3)
 SerialModule::SerialModule() : StreamAPI(&Serial), concurrency::OSThread("Serial")
 {
    api_type = TYPE_SERIAL;
@@ -204,7 +204,7 @@ int32_t SerialModule::runOnce()
                Serial.setTimeout(moduleConfig.serial.timeout > 0 ? moduleConfig.serial.timeout : TIMEOUT);
            }
 #elif !defined(TTGO_T_ECHO) && !defined(T_ECHO_LITE) && !defined(CANARYONE) && !defined(MESHLINK) &&                             \
-    !defined(ELECROW_ThinkNode_M1) && !defined(ELECROW_ThinkNode_M5)
+    !defined(ELECROW_ThinkNode_M1) && !defined(ELECROW_ThinkNode_M3) && !defined(ELECROW_ThinkNode_M5)
            if (moduleConfig.serial.rxd && moduleConfig.serial.txd) {
 #ifdef ARCH_RP2040
                Serial2.setFIFOSize(RX_BUFFER);
@@ -261,7 +261,7 @@ int32_t SerialModule::runOnce()
            }

 #if !defined(TTGO_T_ECHO) && !defined(T_ECHO_LITE) && !defined(CANARYONE) && !defined(MESHLINK) &&                               \
-    !defined(ELECROW_ThinkNode_M1) && !defined(ELECROW_ThinkNode_M5)
+    !defined(ELECROW_ThinkNode_M1) && !defined(ELECROW_ThinkNode_M3) && !defined(ELECROW_ThinkNode_M5)
            else if ((moduleConfig.serial.mode == meshtastic_ModuleConfig_SerialConfig_Serial_Mode_WS85)) {
                processWXSerial();

@@ -536,7 +536,8 @@ ParsedLine parseLine(const char *line)
 void SerialModule::processWXSerial()
 {
 #if !defined(TTGO_T_ECHO) && !defined(T_ECHO_LITE) && !defined(CANARYONE) && !defined(CONFIG_IDF_TARGET_ESP32C6) &&              \
-    !defined(MESHLINK) && !defined(ELECROW_ThinkNode_M1) && !defined(ELECROW_ThinkNode_M5) && !defined(ARCH_STM32WL)
+    !defined(MESHLINK) && !defined(ELECROW_ThinkNode_M1) && !defined(ELECROW_ThinkNode_M3) && !defined(ELECROW_ThinkNode_M5) &&  \
+    !defined(ARCH_STM32WL)
    static unsigned int lastAveraged = 0;
    static unsigned int averageIntervalMillis = 300000; // 5 minutes hard coded.
    static double dir_sum_sin = 0;
--- a/src/modules/StatusLEDModule.cpp
+++ b/src/modules/StatusLEDModule.cpp
@@ -0,0 +1,94 @@
+#include "StatusLEDModule.h"
+#include "MeshService.h"
+#include "configuration.h"
+#include <Arduino.h>
+
+/*
+StatusLEDModule manages the device's status LEDs, updating their states based on power and Bluetooth status.
+It reflects charging, charged, discharging, and Bluetooth connection states using the appropriate LEDs.
+*/
+StatusLEDModule *statusLEDModule;
+
+StatusLEDModule::StatusLEDModule() : concurrency::OSThread("StatusLEDModule")
+{
+    bluetoothStatusObserver.observe(&bluetoothStatus->onNewStatus);
+    powerStatusObserver.observe(&powerStatus->onNewStatus);
+}
+
+int StatusLEDModule::handleStatusUpdate(const meshtastic::Status *arg)
+{
+    switch (arg->getStatusType()) {
+    case STATUS_TYPE_POWER: {
+        meshtastic::PowerStatus *powerStatus = (meshtastic::PowerStatus *)arg;
+        if (powerStatus->getHasUSB()) {
+            power_state = charging;
+            if (powerStatus->getBatteryChargePercent() >= 100) {
+                power_state = charged;
+            }
+        } else {
+            power_state = discharging;
+        }
+        break;
+    }
+    case STATUS_TYPE_BLUETOOTH: {
+        meshtastic::BluetoothStatus *bluetoothStatus = (meshtastic::BluetoothStatus *)arg;
+        switch (bluetoothStatus->getConnectionState()) {
+        case meshtastic::BluetoothStatus::ConnectionState::DISCONNECTED: {
+            ble_state = unpaired;
+            PAIRING_LED_starttime = millis();
+            break;
+        }
+        case meshtastic::BluetoothStatus::ConnectionState::PAIRING: {
+            ble_state = pairing;
+            PAIRING_LED_starttime = millis();
+            break;
+        }
+        case meshtastic::BluetoothStatus::ConnectionState::CONNECTED: {
+            ble_state = connected;
+            PAIRING_LED_starttime = millis();
+            break;
+        }
+        }
+
+        break;
+    }
+    }
+    return 0;
+};
+
+int32_t StatusLEDModule::runOnce()
+{
+
+    if (power_state == charging) {
+        CHARGE_LED_state = !CHARGE_LED_state;
+    } else if (power_state == charged) {
+        CHARGE_LED_state = LED_STATE_ON;
+    } else {
+        CHARGE_LED_state = LED_STATE_OFF;
+    }
+
+    if (!config.bluetooth.enabled || PAIRING_LED_starttime + 30 * 1000 < millis()) {
+        PAIRING_LED_state = LED_STATE_OFF;
+    } else if (ble_state == unpaired) {
+        if (slowTrack) {
+            PAIRING_LED_state = !PAIRING_LED_state;
+            slowTrack = false;
+        } else {
+            slowTrack = true;
+        }
+    } else if (ble_state == pairing) {
+        PAIRING_LED_state = !PAIRING_LED_state;
+    } else {
+        PAIRING_LED_state = LED_STATE_ON;
+    }
+
+#ifdef LED_CHARGE
+    digitalWrite(LED_CHARGE, CHARGE_LED_state);
+#endif
+    // digitalWrite(green_LED_PIN, LED_STATE_OFF);
+#ifdef LED_PAIRING
+    digitalWrite(LED_PAIRING, PAIRING_LED_state);
+#endif
+
+    return (my_interval);
+}
--- a/src/modules/StatusLEDModule.h
+++ b/src/modules/StatusLEDModule.h
@@ -0,0 +1,44 @@
+#pragma once
+
+#include "BluetoothStatus.h"
+#include "MeshModule.h"
+#include "PowerStatus.h"
+#include "concurrency/OSThread.h"
+#include "configuration.h"
+#include <Arduino.h>
+#include <functional>
+
+class StatusLEDModule : private concurrency::OSThread
+{
+    bool slowTrack = false;
+
+  public:
+    StatusLEDModule();
+
+    int handleStatusUpdate(const meshtastic::Status *);
+
+  protected:
+    unsigned int my_interval = 1000; // interval in millisconds
+    virtual int32_t runOnce() override;
+
+    CallbackObserver<StatusLEDModule, const meshtastic::Status *> bluetoothStatusObserver =
+        CallbackObserver<StatusLEDModule, const meshtastic::Status *>(this, &StatusLEDModule::handleStatusUpdate);
+    CallbackObserver<StatusLEDModule, const meshtastic::Status *> powerStatusObserver =
+        CallbackObserver<StatusLEDModule, const meshtastic::Status *>(this, &StatusLEDModule::handleStatusUpdate);
+
+  private:
+    bool CHARGE_LED_state = LED_STATE_OFF;
+    bool PAIRING_LED_state = LED_STATE_OFF;
+
+    uint32_t PAIRING_LED_starttime = 0;
+
+    enum PowerState { discharging, charging, charged };
+
+    PowerState power_state = discharging;
+
+    enum BLEState { unpaired, pairing, connected };
+
+    BLEState ble_state = unpaired;
+};
+
+extern StatusLEDModule *statusLEDModule;
--- a/src/modules/Telemetry/Sensor/AHT10.cpp
+++ b/src/modules/Telemetry/Sensor/AHT10.cpp
@@ -35,7 +35,7 @@ bool AHT10Sensor::getMetrics(meshtastic_Telemetry *measurement)
    // prefer other sensors like bmp280, bmp3xx
    if (!measurement->variant.environment_metrics.has_temperature) {
        measurement->variant.environment_metrics.has_temperature = true;
-        measurement->variant.environment_metrics.temperature = temp.temperature;
+        measurement->variant.environment_metrics.temperature = temp.temperature + AHT10_TEMP_OFFSET;
    }

    if (!measurement->variant.environment_metrics.has_relative_humidity) {
--- a/src/modules/Telemetry/Sensor/AHT10.h
+++ b/src/modules/Telemetry/Sensor/AHT10.h
@@ -6,6 +6,10 @@

 #if !MESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR && __has_include(<Adafruit_AHTX0.h>)

+#ifndef AHT10_TEMP_OFFSET
+#define AHT10_TEMP_OFFSET 0
+#endif
+
 #include "../mesh/generated/meshtastic/telemetry.pb.h"
 #include "TelemetrySensor.h"
 #include <Adafruit_AHTX0.h>
--- a/src/platform/nrf52/architecture.h
+++ b/src/platform/nrf52/architecture.h
@@ -68,6 +68,8 @@
 #define HW_VENDOR meshtastic_HardwareModel_T_ECHO_LITE
 #elif defined(ELECROW_ThinkNode_M1)
 #define HW_VENDOR meshtastic_HardwareModel_THINKNODE_M1
+#elif defined(ELECROW_ThinkNode_M3)
+#define HW_VENDOR meshtastic_HardwareModel_THINKNODE_M3
 #elif defined(ELECROW_ThinkNode_M6)
 #define HW_VENDOR meshtastic_HardwareModel_THINKNODE_M6
 #elif defined(NANO_G2_ULTRA)
@@ -130,7 +132,9 @@

 #endif

+#ifdef PIN_LED1
 #define LED_PIN PIN_LED1 // LED1 on nrf52840-DK
+#endif

 #ifdef PIN_BUTTON1
 #define BUTTON_PIN PIN_BUTTON1
--- a/src/platform/nrf52/main-nrf52.cpp
+++ b/src/platform/nrf52/main-nrf52.cpp
@@ -30,6 +30,11 @@
 #include "BQ25713.h"
 #endif

+// Weak empty variant initialization function.
+// May be redefined by variant files.
+void variant_shutdown() __attribute__((weak));
+void variant_shutdown() {}
+
 static nrfx_wdt_t nrfx_wdt = NRFX_WDT_INSTANCE(0);
 static nrfx_wdt_channel_id nrfx_wdt_channel_id_nrf52_main;

@@ -391,6 +396,7 @@ void cpuDeepSleep(uint32_t msecToWake)
        NRF_GPIO->DIRCLR = (1 << pin);
    }
 #endif
+    variant_shutdown();

    // Sleepy trackers or sensors can low power "sleep"
    // Don't enter this if we're sleeping portMAX_DELAY, since that's a shutdown event
--- a/variants/nrf52840/ELECROW-ThinkNode-M3/platformio.ini
+++ b/variants/nrf52840/ELECROW-ThinkNode-M3/platformio.ini
@@ -0,0 +1,17 @@
+[env:thinknode_m3]
+extends = nrf52840_base
+board = ThinkNode-M3
+board_check = true
+debug_tool = jlink
+build_flags = 
+  ${nrf52840_base.build_flags} 
+  -Ivariants/nrf52840/ELECROW-ThinkNode-M3
+  -DELECROW_ThinkNode_M3
+  -DGPS_POWER_TOGGLE
+  -D CONFIG_NFCT_PINS_AS_GPIOS=1
+  -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m4/fpv4-sp-d16-hard"
+build_src_filter = ${nrf52_base.build_src_filter} +<../variants/nrf52840/ELECROW-ThinkNode-M3>
+lib_deps = 
+  ${nrf52840_base.lib_deps}
+  khoih-prog/nRF52_PWM@^1.0.1
+  lewisxhe/PCF8563_Library@^1.0.1
--- a/variants/nrf52840/ELECROW-ThinkNode-M3/rfswitch.h
+++ b/variants/nrf52840/ELECROW-ThinkNode-M3/rfswitch.h
@@ -0,0 +1,15 @@
+#include "RadioLib.h"
+#include "nrf.h"
+
+// set RF switch configuration for ELECROW ThinkNode M3
+// ELECROW ThinkNode M3 uses DIO5 and DIO6 for RF switching
+
+static const uint32_t rfswitch_dio_pins[] = {RADIOLIB_LR11X0_DIO5, RADIOLIB_LR11X0_DIO6, RADIOLIB_NC, RADIOLIB_NC, RADIOLIB_NC};
+
+static const Module::RfSwitchMode_t rfswitch_table[] = {
+    // mode                  DIO5  DIO6
+    {LR11x0::MODE_STBY, {LOW, LOW}},  {LR11x0::MODE_RX, {HIGH, LOW}},
+    {LR11x0::MODE_TX, {HIGH, HIGH}},  {LR11x0::MODE_TX_HP, {LOW, HIGH}},
+    {LR11x0::MODE_TX_HF, {LOW, LOW}}, {LR11x0::MODE_GNSS, {LOW, LOW}},
+    {LR11x0::MODE_WIFI, {LOW, LOW}},  END_OF_MODE_TABLE,
+};
--- a/variants/nrf52840/ELECROW-ThinkNode-M3/variant.cpp
+++ b/variants/nrf52840/ELECROW-ThinkNode-M3/variant.cpp
@@ -0,0 +1,93 @@
+/*
+  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 "meshUtils.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()
+{
+    pinMode(KEY_POWER, OUTPUT);
+    digitalWrite(KEY_POWER, HIGH);
+    pinMode(RGB_POWER, OUTPUT);
+    digitalWrite(RGB_POWER, HIGH);
+    pinMode(green_LED_PIN, OUTPUT);
+    digitalWrite(green_LED_PIN, LED_STATE_OFF);
+    pinMode(LED_BLUE, OUTPUT);
+    pinMode(PIN_POWER_USB, INPUT);
+    pinMode(PIN_POWER_DONE, INPUT);
+    pinMode(PIN_POWER_CHRG, INPUT);
+    pinMode(BUTTON_PIN, INPUT_PULLUP);
+    pinMode(EEPROM_POWER, OUTPUT);
+    digitalWrite(EEPROM_POWER, HIGH);
+    pinMode(PIN_EN1, OUTPUT);
+    digitalWrite(PIN_EN1, HIGH);
+    pinMode(PIN_EN2, OUTPUT);
+    digitalWrite(PIN_EN2, HIGH);
+    pinMode(ACC_POWER, OUTPUT);
+    digitalWrite(ACC_POWER, LOW);
+    pinMode(DHT_POWER, OUTPUT);
+    digitalWrite(DHT_POWER, HIGH);
+    pinMode(Battery_POWER, OUTPUT);
+    digitalWrite(Battery_POWER, HIGH);
+    pinMode(GPS_POWER, OUTPUT);
+    digitalWrite(GPS_POWER, HIGH);
+}
+
+// called from main-nrf52.cpp during the cpuDeepSleep() function
+void variant_shutdown()
+{
+    digitalWrite(EEPROM_POWER, LOW);
+    digitalWrite(KEY_POWER, LOW);
+
+    for (int pin = 0; pin < 48; pin++) {
+        if (pin == PIN_POWER_USB || pin == BUTTON_PIN || pin == PIN_EN1 || pin == PIN_EN2 || pin == DHT_POWER ||
+            pin == ACC_POWER || pin == Battery_POWER || pin == GPS_POWER || pin == LR1110_SPI_MISO_PIN ||
+            pin == LR1110_SPI_MOSI_PIN || pin == LR1110_SPI_SCK_PIN || pin == LR1110_SPI_NSS_PIN || pin == LR1110_BUSY_PIN ||
+            pin == LR1110_NRESET_PIN || pin == LR1110_IRQ_PIN || pin == GPS_TX_PIN || pin == GPS_RX_PIN || pin == green_LED_PIN ||
+            pin == red_LED_PIN || pin == LED_BLUE) {
+            continue;
+        }
+        pinMode(pin, OUTPUT);
+        digitalWrite(pin, LOW);
+        if (pin >= 32) {
+            NRF_P1->DIRCLR = (1 << (pin - 32));
+        } else {
+            NRF_GPIO->DIRCLR = (1 << pin);
+        }
+    }
+
+    nrf_gpio_cfg_input(BUTTON_PIN, NRF_GPIO_PIN_PULLUP); // Configure the pin to be woken up as an input
+    nrf_gpio_pin_sense_t sense1 = NRF_GPIO_PIN_SENSE_LOW;
+    nrf_gpio_cfg_sense_set(BUTTON_PIN, sense1);
+
+    nrf_gpio_cfg_input(PIN_POWER_USB, NRF_GPIO_PIN_PULLDOWN); // Configure the pin to be woken up as an input
+    nrf_gpio_pin_sense_t sense2 = NRF_GPIO_PIN_SENSE_HIGH;
+    nrf_gpio_cfg_sense_set(PIN_POWER_USB, sense2);
+}
--- a/variants/nrf52840/ELECROW-ThinkNode-M3/variant.h
+++ b/variants/nrf52840/ELECROW-ThinkNode-M3/variant.h
@@ -0,0 +1,122 @@
+/*
+  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_ELECROW_EINK_V1_0_
+#define _VARIANT_ELECROW_EINK_V1_0_
+
+#ifdef __cplusplus
+extern "C" {
+#endif // __cplusplus
+
+#include "WVariant.h"
+
+#define VARIANT_MCK (64000000ul)
+#define USE_LFXO // Board uses 32khz crystal for LF
+
+#define ELECROW_ThinkNode_M3 1
+// Number of pins defined in PinDescription array
+#define PINS_COUNT (48)
+#define NUM_DIGITAL_PINS (48)
+#define NUM_ANALOG_INPUTS (1)
+#define NUM_ANALOG_OUTPUTS (0)
+
+// Power Pin
+#define NRF_APM
+#define GPS_POWER 14
+#define PIN_POWER_USB 31
+#define EXT_PWR_DETECT PIN_POWER_USB
+#define PIN_POWER_DONE 24
+#define PIN_POWER_CHRG 32
+#define KEY_POWER 16
+#define ACC_POWER 2
+#define DHT_POWER 3
+#define Battery_POWER 17
+#define RGB_POWER 29
+#define EEPROM_POWER 7
+
+// LED
+#define red_LED_PIN 33
+#define LED_POWER red_LED_PIN
+#define LED_CHARGE LED_POWER // Signals the Status LED Module to handle this LED
+#define green_LED_PIN 35
+#define LED_BLUE 37
+#define LED_PAIRING LED_BLUE // Signals the Status LED Module to handle this LED
+
+#define LED_BUILTIN -1
+#define LED_STATE_ON LOW
+#define LED_STATE_OFF HIGH
+
+// BUZZER
+#define PIN_BUZZER 23
+#define PIN_EN1 36
+#define PIN_EN2 34
+/*Wire Interfaces*/
+#define WIRE_INTERFACES_COUNT 1
+#define PIN_WIRE_SDA 26
+#define PIN_WIRE_SCL 27
+
+// Temperature correction for sensor
+#define AHT10_TEMP_OFFSET -5.0
+
+/*GPS pins*/
+#define HAS_GPS 1
+#define GPS_BAUDRATE 9600
+#define PIN_GPS_RESET 25
+#define PIN_GPS_STANDBY 21
+#define GPS_TX_PIN 20
+#define GPS_RX_PIN 22
+#define GPS_THREAD_INTERVAL 50
+#define PIN_SERIAL1_RX GPS_TX_PIN
+#define PIN_SERIAL1_TX GPS_RX_PIN
+// Button
+#define BUTTON_PIN 12
+#define BUTTON_PIN_ALT (0 + 12)
+// Battery
+#define BATTERY_PIN 5
+#define BATTERY_SENSE_RESOLUTION_BITS 12
+#define BATTERY_SENSE_RESOLUTION 4096.0
+#undef AREF_VOLTAGE
+#define AREF_VOLTAGE 2.4
+#define VBAT_AR_INTERNAL AR_INTERNAL_2_4
+#define ADC_MULTIPLIER (1.75)
+/*SPI Interfaces*/
+#define SPI_INTERFACES_COUNT 1
+#define PIN_SPI_MISO (32 + 15) // P1.15 47
+#define PIN_SPI_MOSI (32 + 14) // P1.14 46
+#define PIN_SPI_SCK (32 + 13)  // P1.13 45
+#define PIN_SPI_NSS (32 + 12)  // P1.12 44
+/*LORA Interfaces*/
+#define USE_LR1110
+#define LR1110_IRQ_PIN 40
+#define LR1110_NRESET_PIN 42
+#define LR1110_BUSY_PIN 43
+#define LR1110_SPI_NSS_PIN 44
+#define LR1110_SPI_SCK_PIN 45
+#define LR1110_SPI_MOSI_PIN 46
+#define LR1110_SPI_MISO_PIN 47
+#define LR11X0_DIO3_TCXO_VOLTAGE 3.3
+#define LR11X0_DIO_AS_RF_SWITCH
+
+// PCF8563 RTC Module
+#define PCF8563_RTC 0x51
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif