Add Minewsemi ME25LS01 variant

boards/minewsemi_me25ls01.json

@@ -0,0 +1,59 @@
+{
+  "build": {
+    "arduino": {
+      "ldscript": "nrf52840_s140_v7.ld"
+    },
+    "core": "nRF5",
+    "cpu": "cortex-m4",
+    "extra_flags": "-DARDUINO_WIO_WM1110 -DNRF52840_XXAA",
+    "f_cpu": "64000000L",
+    "hwids": [
+      ["0x239A", "0x8029"],
+      ["0x239A", "0x0029"],
+      ["0x239A", "0x002A"],
+      ["0x239A", "0x802A"]
+    ],
+    "usb_product": "me25ls01-BOOT",
+    "mcu": "nrf52840",
+    "variant": "minewsemi_me25ls01",
+    "bsp": {
+      "name": "adafruit"
+    },
+    "softdevice": {
+      "sd_flags": "-DS140",
+      "sd_name": "s140",
+      "sd_version": "7.3.0",
+      "sd_fwid": "0x0123"
+    },
+    "bootloader": {
+      "settings_addr": "0xFF000"
+    }
+  },
+  "connectivity": ["bluetooth"],
+  "debug": {
+    "jlink_device": "nRF52840_xxAA",
+    "svd_path": "nrf52840.svd",
+    "openocd_target": "nrf52.cfg"
+  },
+  "frameworks": ["arduino"],
+  "name": "Minewsemi ME25LS01",
+  "upload": {
+    "maximum_ram_size": 248832,
+    "maximum_size": 815104,
+    "speed": 115200,
+    "protocol": "nrfutil",
+    "protocols": [
+      "jlink",
+      "nrfjprog",
+      "nrfutil",
+      "stlink",
+      "cmsis-dap",
+      "blackmagic"
+    ],
+    "use_1200bps_touch": true,
+    "require_upload_port": true,
+    "wait_for_upload_port": true
+  },
+  "url": "https://en.minewsemi.com/lora-module/lr1110-nrf52840-me25LS01",
+  "vendor": "MINEWSEMI"
+}

src/helpers/nrf52/MinewsemiME25LS01Board.cpp

@@ -0,0 +1,92 @@
+#include <Arduino.h>
+#include "MinewsemiME25LS01Board.h"
+#include <Wire.h>
+
+#include <bluefruit.h>
+
+void MinewsemiME25LS01Board::begin() {
+  // for future use, sub-classes SHOULD call this from their begin()
+  startup_reason = BD_STARTUP_NORMAL;
+  btn_prev_state = HIGH;
+
+  sd_power_mode_set(NRF_POWER_MODE_LOWPWR);
+
+#ifdef BUTTON_PIN
+  // pinMode(BATTERY_PIN, INPUT);
+  pinMode(BUTTON_PIN, INPUT);
+  pinMode(LED_PIN, OUTPUT);
+#endif
+
+#if defined(PIN_BOARD_SDA) && defined(PIN_BOARD_SCL)
+  Wire.setPins(PIN_BOARD_SDA, PIN_BOARD_SCL);
+#endif
+
+  Wire.begin();
+  
+#ifdef P_LORA_TX_LED
+  pinMode(P_LORA_TX_LED, OUTPUT);
+  digitalWrite(P_LORA_TX_LED, LOW);
+#endif
+
+  delay(10);   // give sx1262 some time to power up
+}
+
+#if 0
+static BLEDfu bledfu;
+
+static void connect_callback(uint16_t conn_handle) {
+  (void)conn_handle;
+  MESH_DEBUG_PRINTLN("BLE client connected");
+}
+
+static void disconnect_callback(uint16_t conn_handle, uint8_t reason) {
+  (void)conn_handle;
+  (void)reason;
+
+  MESH_DEBUG_PRINTLN("BLE client disconnected");
+}
+
+
+bool TrackerT1000eBoard::startOTAUpdate(const char* id, char reply[]) {
+  // Config the peripheral connection with maximum bandwidth
+  // more SRAM required by SoftDevice
+  // Note: All config***() function must be called before begin()
+  Bluefruit.configPrphBandwidth(BANDWIDTH_MAX);
+  Bluefruit.configPrphConn(92, BLE_GAP_EVENT_LENGTH_MIN, 16, 16);
+
+  Bluefruit.begin(1, 0);
+  // Set max power. Accepted values are: -40, -30, -20, -16, -12, -8, -4, 0, 4
+  Bluefruit.setTxPower(4);
+  // Set the BLE device name
+  Bluefruit.setName("T1000E_OTA");
+
+  Bluefruit.Periph.setConnectCallback(connect_callback);
+  Bluefruit.Periph.setDisconnectCallback(disconnect_callback);
+
+  // To be consistent OTA DFU should be added first if it exists
+  bledfu.begin();
+
+  // Set up and start advertising
+  // Advertising packet
+  Bluefruit.Advertising.addFlags(BLE_GAP_ADV_FLAGS_LE_ONLY_GENERAL_DISC_MODE);
+  Bluefruit.Advertising.addTxPower();
+  Bluefruit.Advertising.addName();
+
+  /* Start Advertising
+    - Enable auto advertising if disconnected
+    - Interval:  fast mode = 20 ms, slow mode = 152.5 ms
+    - Timeout for fast mode is 30 seconds
+    - Start(timeout) with timeout = 0 will advertise forever (until connected)
+
+    For recommended advertising interval
+    https://developer.apple.com/library/content/qa/qa1931/_index.html
+  */
+  Bluefruit.Advertising.restartOnDisconnect(true);
+  Bluefruit.Advertising.setInterval(32, 244); // in unit of 0.625 ms
+  Bluefruit.Advertising.setFastTimeout(30);   // number of seconds in fast mode
+  Bluefruit.Advertising.start(0);             // 0 = Don't stop advertising after n seconds
+
+  strcpy(reply, "OK - started");
+  return true;
+}
+#endif

src/helpers/nrf52/MinewsemiME25LS01Board.h

@@ -0,0 +1,112 @@
+#pragma once
+
+#include <MeshCore.h>
+#include <Arduino.h>
+
+// LoRa and SPI pins
+
+#define  P_LORA_DIO_1   (32 + 12)  // P1.12
+#define  P_LORA_NSS     (32 + 13)  // P1.13
+#define  P_LORA_RESET   (32 + 11)  // P1.11
+#define  P_LORA_BUSY    (32 + 10)  // P1.10
+#define  P_LORA_SCLK    (32 + 15)  // P1.15
+#define  P_LORA_MISO    (0 + 29)   // P0.29
+#define  P_LORA_MOSI    (0 + 2)    // P0.2
+ 
+#define LR11X0_DIO_AS_RF_SWITCH  true
+#define LR11X0_DIO3_TCXO_VOLTAGE   1.6
+
+// built-ins
+//#define  PIN_VBAT_READ    5
+//#define  ADC_MULTIPLIER   (3 * 1.73 * 1000)
+
+class MinewsemiME25LS01Board : public mesh::MainBoard {
+protected:
+  uint8_t startup_reason;
+  uint8_t btn_prev_state;
+
+public:
+  void begin();
+
+  uint16_t getBattMilliVolts() override {
+  #ifdef BATTERY_PIN
+   #ifdef PIN_3V3_EN
+    digitalWrite(PIN_3V3_EN, HIGH);
+   #endif
+    analogReference(AR_INTERNAL_3_0);
+    analogReadResolution(12);
+    delay(10);
+    float volts = (analogRead(BATTERY_PIN) * ADC_MULTIPLIER * AREF_VOLTAGE) / 4096;
+   #ifdef PIN_3V3_EN
+    digitalWrite(PIN_3V3_EN, LOW);
+   #endif
+
+    analogReference(AR_DEFAULT);  // put back to default
+    analogReadResolution(10);
+
+    return volts * 1000;
+  #else
+    return 0;
+  #endif
+  }
+
+  uint8_t getStartupReason() const override { return startup_reason; }
+
+  const char* getManufacturerName() const override {
+    return "m25ls01";
+  }
+
+  int buttonStateChanged() {
+  #ifdef BUTTON_PIN
+    uint8_t v = digitalRead(BUTTON_PIN);
+    if (v != btn_prev_state) {
+      btn_prev_state = v;
+      return (v == LOW) ? 1 : -1;
+    }
+  #endif
+    return 0;
+  }
+
+  void powerOff() override {
+    #ifdef HAS_GPS
+        digitalWrite(GPS_VRTC_EN, LOW);
+        digitalWrite(GPS_RESET, LOW);
+        digitalWrite(GPS_SLEEP_INT, LOW);
+        digitalWrite(GPS_RTC_INT, LOW);
+        pinMode(GPS_RESETB, OUTPUT);
+        digitalWrite(GPS_RESETB, LOW);
+    #endif
+    
+    #ifdef BUZZER_EN
+        digitalWrite(BUZZER_EN, LOW);
+    #endif
+    
+    #ifdef PIN_3V3_EN
+        digitalWrite(PIN_3V3_EN, LOW);
+    #endif
+
+    #ifdef LED_PIN
+    digitalWrite(LED_PIN, LOW);
+    #endif
+    #ifdef BUTTON_PIN
+    nrf_gpio_cfg_sense_input(digitalPinToInterrupt(BUTTON_PIN), NRF_GPIO_PIN_PULLUP, NRF_GPIO_PIN_SENSE_HIGH);
+    #endif
+    sd_power_system_off();
+  }
+
+  #if defined(P_LORA_TX_LED)
+  void onBeforeTransmit() override {
+    digitalWrite(P_LORA_TX_LED, HIGH);// turn TX LED on
+  }
+  void onAfterTransmit() override {
+    digitalWrite(P_LORA_TX_LED, LOW); // turn TX LED off
+  }
+#endif
+
+
+  void reboot() override {
+    NVIC_SystemReset();
+  }
+
+//  bool startOTAUpdate(const char* id, char reply[]) override;
+};

variants/minewsemi_me25ls01/NullDisplayDriver.h

@@ -0,0 +1,24 @@
+#pragma once
+
+#include <helpers/ui/DisplayDriver.h>
+
+class NullDisplayDriver : public DisplayDriver {
+public:
+  NullDisplayDriver() : DisplayDriver(128, 64) { }
+  bool begin() { return false; }   // not present
+
+  bool isOn() override { return false; }
+  void turnOn() override { }
+  void turnOff() override { }
+  void clear() override { }
+  void startFrame(Color bkg = DARK) override { }
+  void setTextSize(int sz) override { }
+  void setColor(Color c) override { }
+  void setCursor(int x, int y) override { }
+  void print(const char* str) override { }
+  void fillRect(int x, int y, int w, int h) override { }
+  void drawRect(int x, int y, int w, int h) override { }
+  void drawXbm(int x, int y, const uint8_t* bits, int w, int h) override { }
+  uint16_t getTextWidth(const char* str) override { return 0; }
+  void endFrame() { }
+};

variants/minewsemi_me25ls01/platformio.ini

@@ -0,0 +1,184 @@
+; ----------------- NRF52 me25ls01---------------------
+[nrf52840_me25ls01]
+extends = nrf52_base
+platform_packages = framework-arduinoadafruitnrf52
+build_flags = ${nrf52_base.build_flags}
+  -I src/helpers/nrf52
+  -I lib/nrf52/s140_nrf52_7.3.0_API/include
+  -I lib/nrf52/s140_nrf52_7.3.0_API/include/nrf52
+lib_ignore =
+  BluetoothOTA
+  lvgl
+  lib5b4
+lib_deps =
+  ${nrf52_base.lib_deps}
+  rweather/Crypto @ ^0.4.0
+
+[me25ls01]
+extends = nrf52840_me25ls01
+board = minewsemi_me25ls01
+board_build.ldscript = boards/nrf52840_s140_v7.ld
+build_flags = ${nrf52840_me25ls01.build_flags}
+  -I variants/minewsemi_me25ls01
+  -D me25ls01
+  -D PIN_USER_BTN=27
+  -D USER_BTN_PRESSED=HIGH
+  -D PIN_STATUS_LED=39
+  -D P_LORA_TX_LED=22
+  -D RADIO_CLASS=CustomLR1110
+  -D WRAPPER_CLASS=CustomLR1110Wrapper
+  -D LORA_TX_POWER=22
+  -D ENV_INCLUDE_GPS=0
+  -D ENV_INCLUDE_AHTX0=1
+  -D ENV_INCLUDE_BME280=1
+  -D ENV_INCLUDE_INA3221=1
+  -D ENV_INCLUDE_INA219=1
+build_src_filter = ${nrf52840_me25ls01.build_src_filter}
+  +<helpers/*.cpp>
+  +<helpers/nrf52/MinewsemiME25LS01Board.cpp>  
+  +<../variants/minewsemi_me25ls01>
+  +<helpers/sensors>
+debug_tool = jlink
+upload_protocol = nrfutil
+lib_deps = ${nrf52840_me25ls01.lib_deps}
+  densaugeo/base64 @ ~1.4.0
+  stevemarple/MicroNMEA @ ^2.0.6
+  end2endzone/NonBlockingRTTTL@^1.3.0
+  adafruit/Adafruit SSD1306 @ ^2.5.13
+  adafruit/Adafruit INA3221 Library @ ^1.0.1
+  adafruit/Adafruit INA219 @ ^1.2.3
+  adafruit/Adafruit AHTX0 @ ^2.0.5
+  adafruit/Adafruit BME280 Library @ ^2.3.0  
+
+[env:Minewsemi_me25ls01_companion_radio_ble]
+extends = me25ls01
+build_flags = ${me25ls01.build_flags}
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=8
+  -D BLE_PIN_CODE=123456
+;  -D BLE_DEBUG_LOGGING=1
+  -D MESH_PACKET_LOGGING=1
+  -D MESH_DEBUG=1
+  -D OFFLINE_QUEUE_SIZE=256
+  -D RX_BOOSTED_GAIN=true
+  -D RF_SWITCH_TABLE
+  -D DISPLAY_CLASS=NullDisplayDriver
+  ;-D PIN_BUZZER=25
+  ;-D PIN_BUZZER_EN=37      
+build_src_filter = ${me25ls01.build_src_filter}
+  +<helpers/nrf52/SerialBLEInterface.cpp>
+  ;+<helpers/ui/buzzer.cpp>
+  +<../examples/companion_radio/*.cpp>
+lib_deps = ${me25ls01.lib_deps}
+  adafruit/RTClib @ ^2.1.3
+ 
+
+[env:Minewsemi_me25ls01_repeater]
+extends = me25ls01
+build_flags = ${me25ls01.build_flags}
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=8
+  -D BLE_PIN_CODE=123456
+;  -D BLE_DEBUG_LOGGING=1
+  -D MESH_PACKET_LOGGING=1
+  -D MESH_DEBUG=1
+  -D OFFLINE_QUEUE_SIZE=256
+  -D RX_BOOSTED_GAIN=true
+  -D RF_SWITCH_TABLE
+  -D ADVERT_NAME='"ME25LS01 Repeater"'
+  -D ADVERT_LAT=0.0
+  -D ADVERT_LON=0.0
+  -D ADMIN_PASSWORD='"password"'
+  -D MAX_NEIGHBOURS=8
+  -D DISPLAY_CLASS=NullDisplayDriver
+build_src_filter = ${me25ls01.build_src_filter}
+  ;+<helpers/nrf52/SerialBLEInterface.cpp>
+  ;+<helpers/ui/buzzer.cpp>
+  ;+<../examples/companion_radio/*.cpp>
+  +<../examples/simple_repeater>
+lib_deps = ${me25ls01.lib_deps}
+  adafruit/RTClib @ ^2.1.3
+
+
+
+[env:Minewsemi_me25ls01_room_server]
+extends = me25ls01
+build_flags = ${me25ls01.build_flags}
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=8
+;  -D BLE_PIN_CODE=123456
+;  -D BLE_DEBUG_LOGGING=1
+;  -D MESH_PACKET_LOGGING=1
+;  -D MESH_DEBUG=1
+  -D OFFLINE_QUEUE_SIZE=256
+  -D RX_BOOSTED_GAIN=true
+  -D RF_SWITCH_TABLE
+  -D ADVERT_NAME='"ME25LS01 Room"'
+  -D ADVERT_LAT=0.0
+  -D ADVERT_LON=0.0
+  -D ADMIN_PASSWORD='"password"'
+  -D ROOM_PASSWORD='"hello"'
+  -D MAX_NEIGHBOURS=8
+  -D DISPLAY_CLASS=NullDisplayDriver
+build_src_filter = ${me25ls01.build_src_filter}
+  ;+<helpers/nrf52/SerialBLEInterface.cpp>
+  ;+<helpers/ui/buzzer.cpp>
+  ;+<../examples/companion_radio/*.cpp>
+  ;+<../examples/simple_repeater>
+  +<../examples/simple_room_server>
+lib_deps = ${me25ls01.lib_deps}
+  adafruit/RTClib @ ^2.1.3
+
+[env:Minewsemi_me25ls01_terminal_chat]
+extends = me25ls01
+build_flags = ${me25ls01.build_flags}
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=8
+  -D BLE_PIN_CODE=123456
+;  -D BLE_DEBUG_LOGGING=1
+  -D MESH_PACKET_LOGGING=1
+  -D MESH_DEBUG=1
+  -D OFFLINE_QUEUE_SIZE=256
+  -D RX_BOOSTED_GAIN=true
+  -D RF_SWITCH_TABLE
+  -D ADVERT_NAME='"ME25LS01 Chat"'
+  -D ADVERT_LAT=0.0
+  -D ADVERT_LON=0.0
+  -D ADMIN_PASSWORD='"password"'
+  -D ROOM_PASSWORD='"hello"'
+  -D MAX_NEIGHBOURS=8
+  -D DISPLAY_CLASS=NullDisplayDriver
+build_src_filter = ${me25ls01.build_src_filter}
+  ;+<helpers/nrf52/SerialBLEInterface.cpp>
+  ;+<helpers/ui/buzzer.cpp>
+  ;+<../examples/companion_radio/*.cpp>
+  ;+<../examples/simple_repeater>
+  ;+<../examples/simple_room_server>
+  +<../examples/simple_secure_chat/main.cpp>
+lib_deps = ${me25ls01.lib_deps}
+  adafruit/RTClib @ ^2.1.3
+
+[env:Minewsemi_me25ls01_companion_radio_usb]
+extends = me25ls01
+build_flags = ${me25ls01.build_flags}
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=8
+  ;-D BLE_PIN_CODE=123456
+;  -D BLE_DEBUG_LOGGING=1
+  -D MESH_PACKET_LOGGING=1
+  -D MESH_DEBUG=1
+  -D OFFLINE_QUEUE_SIZE=256
+  -D RX_BOOSTED_GAIN=true
+  -D RF_SWITCH_TABLE
+  -D DISPLAY_CLASS=NullDisplayDriver
+build_src_filter = ${me25ls01.build_src_filter}
+  +<helpers/nrf52/*.cpp>
+  ;+<helpers/nrf52/SerialBLEInterface.cpp>
+  ;+<helpers/ui/buzzer.cpp>
+  ;+<../examples/companion_radio/*.cpp>
+  ;+<../examples/simple_repeater>
+  ;+<../examples/simple_room_server>
+  +<../examples/companion_radio>
+lib_deps = ${me25ls01.lib_deps}
+  adafruit/RTClib @ ^2.1.3
+

variants/minewsemi_me25ls01/target.cpp

@@ -0,0 +1,209 @@
+#include <Arduino.h>
+//#include "t1000e_sensors.h"
+#include "target.h"
+#include <helpers/sensors/MicroNMEALocationProvider.h>
+
+MinewsemiME25LS01Board board;
+
+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 rtc_clock;
+MicroNMEALocationProvider nmea = MicroNMEALocationProvider(Serial1, &rtc_clock);
+//T1000SensorManager sensors = T1000SensorManager(nmea);
+me25ls01SensorManager sensors = me25ls01SensorManager(nmea);
+
+#ifdef DISPLAY_CLASS
+  NullDisplayDriver display;
+#endif
+
+#ifndef LORA_CR
+  #define LORA_CR      5
+#endif
+
+#ifdef RF_SWITCH_TABLE
+static const uint32_t rfswitch_dios[Module::RFSWITCH_MAX_PINS] = {
+  RADIOLIB_LR11X0_DIO5,
+  RADIOLIB_LR11X0_DIO6,
+  RADIOLIB_LR11X0_DIO7,
+  RADIOLIB_LR11X0_DIO8, 
+  RADIOLIB_NC
+};
+
+static const Module::RfSwitchMode_t rfswitch_table[] = {
+  // mode                 DIO5  DIO6  DIO7  DIO8
+  { LR11x0::MODE_STBY,   {LOW,  LOW,  LOW,  LOW  }},  
+  { LR11x0::MODE_RX,     {HIGH, LOW,  LOW,  HIGH }},
+  { LR11x0::MODE_TX,     {HIGH, HIGH, LOW,  HIGH }},
+  { LR11x0::MODE_TX_HP,  {LOW,  HIGH, LOW,  HIGH }},
+  { LR11x0::MODE_TX_HF,  {LOW,  LOW,  LOW,  LOW  }}, 
+  { LR11x0::MODE_GNSS,   {LOW,  LOW,  HIGH, LOW  }},
+  { LR11x0::MODE_WIFI,   {LOW,  LOW,  LOW,  LOW  }},  
+  END_OF_MODE_TABLE,
+};
+#endif
+
+bool radio_init() {
+  //rtc_clock.begin(Wire);
+  
+#ifdef LR11X0_DIO3_TCXO_VOLTAGE
+  float tcxo = LR11X0_DIO3_TCXO_VOLTAGE;
+#else
+  float tcxo = 1.6f;
+#endif
+
+  SPI.setPins(P_LORA_MISO, P_LORA_SCLK, P_LORA_MOSI);
+  SPI.begin();
+  int status = radio.begin(LORA_FREQ, LORA_BW, LORA_SF, LORA_CR, RADIOLIB_LR11X0_LORA_SYNC_WORD_PRIVATE, LORA_TX_POWER, 16, tcxo);
+  if (status != RADIOLIB_ERR_NONE) {
+    Serial.print("ERROR: radio init failed: ");
+    Serial.println(status);
+    return false;  // fail
+  }
+  
+  radio.setCRC(1);
+
+#ifdef RF_SWITCH_TABLE
+  radio.setRfSwitchTable(rfswitch_dios, rfswitch_table);
+#endif
+#ifdef RX_BOOSTED_GAIN
+  radio.setRxBoostedGainMode(RX_BOOSTED_GAIN);
+#endif
+
+  return true;  // success
+}
+
+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
+}
+
+void me25ls01SensorManager::start_gps() {
+  gps_active = false;
+  //_nmea->begin();
+  // this init sequence should be better 
+  // comes from seeed examples and deals with all gps pins
+  // pinMode(GPS_EN, OUTPUT);
+  // digitalWrite(GPS_EN, HIGH);
+  // delay(10);
+  // pinMode(GPS_VRTC_EN, OUTPUT);
+  // digitalWrite(GPS_VRTC_EN, HIGH);
+  // delay(10);
+       
+  // pinMode(GPS_RESET, OUTPUT);
+  // digitalWrite(GPS_RESET, HIGH);
+  // delay(10);
+  // digitalWrite(GPS_RESET, LOW);
+       
+  // pinMode(GPS_SLEEP_INT, OUTPUT);
+  // digitalWrite(GPS_SLEEP_INT, HIGH);
+  // pinMode(GPS_RTC_INT, OUTPUT);
+  // digitalWrite(GPS_RTC_INT, LOW);
+  // pinMode(GPS_RESETB, INPUT_PULLUP);
+}
+
+void me25ls01SensorManager::sleep_gps() {
+  gps_active = false;
+  // digitalWrite(GPS_VRTC_EN, HIGH);
+  // digitalWrite(GPS_EN, LOW);
+  // digitalWrite(GPS_RESET, HIGH);
+  // digitalWrite(GPS_SLEEP_INT, HIGH);
+  // digitalWrite(GPS_RTC_INT, LOW);
+  // pinMode(GPS_RESETB, OUTPUT);
+  // digitalWrite(GPS_RESETB, LOW);
+  //_nmea->stop();
+}
+
+void me25ls01SensorManager::stop_gps() {
+  gps_active = false;
+  // digitalWrite(GPS_VRTC_EN, LOW);
+  // digitalWrite(GPS_EN, LOW);
+  // digitalWrite(GPS_RESET, HIGH);
+  // digitalWrite(GPS_SLEEP_INT, HIGH);
+  // digitalWrite(GPS_RTC_INT, LOW);
+  // pinMode(GPS_RESETB, OUTPUT);
+  // digitalWrite(GPS_RESETB, LOW);
+  // //_nmea->stop();
+}
+
+
+bool me25ls01SensorManager::begin() {
+  // init GPS
+  Serial1.begin(115200);
+
+  // make sure gps pin are off
+  // digitalWrite(GPS_VRTC_EN, LOW);
+  // digitalWrite(GPS_RESET, LOW);
+  // digitalWrite(GPS_SLEEP_INT, LOW);
+  // digitalWrite(GPS_RTC_INT, LOW);
+  // pinMode(GPS_RESETB, OUTPUT);
+  // digitalWrite(GPS_RESETB, LOW);
+
+  return true;
+}
+
+bool me25ls01SensorManager::querySensors(uint8_t requester_permissions, CayenneLPP& telemetry) {
+  if (requester_permissions & TELEM_PERM_LOCATION) {   // does requester have permission?
+    //telemetry.addGPS(TELEM_CHANNEL_SELF, node_lat, node_lon, node_altitude);
+  }
+  if (requester_permissions & TELEM_PERM_ENVIRONMENT) {
+    //telemetry.addLuminosity(TELEM_CHANNEL_SELF, t1000e_get_light());
+    //telemetry.addTemperature(TELEM_CHANNEL_SELF, t1000e_get_temperature());
+  }
+  return true;
+}
+
+void me25ls01SensorManager::loop() {
+  static long next_gps_update = 0;
+
+  //_nmea->loop();
+
+  // if (millis() > next_gps_update) {
+  //   if (_nmea->isValid()) {
+  //     node_lat = ((double)_nmea->getLatitude())/1000000.;
+  //     node_lon = ((double)_nmea->getLongitude())/1000000.;
+  //     node_altitude = ((double)_nmea->getAltitude()) / 1000.0;
+  //     //Serial.printf("lat %f lon %f\r\n", _lat, _lon);
+  //   }
+  //   next_gps_update = millis() + 1000;
+  //}
+}
+
+int me25ls01SensorManager::getNumSettings() const { return 1; }  // just one supported: "gps" (power switch)
+
+const char* me25ls01SensorManager::getSettingName(int i) const {
+  return i == 0 ? "gps" : NULL;
+}
+const char* me25ls01SensorManager::getSettingValue(int i) const {
+  if (i == 0) {
+    return gps_active ? "1" : "0";
+  }
+  return NULL;
+}
+bool me25ls01SensorManager::setSettingValue(const char* name, const char* value) {
+  if (strcmp(name, "gps") == 0) {
+    // if (strcmp(value, "0") == 0) {
+    //   sleep_gps(); // sleep for faster fix !
+    // } else {
+    //   start_gps();
+    // }
+    return true;
+  }
+  return false;  // not supported
+}

variants/minewsemi_me25ls01/target.h

@@ -0,0 +1,46 @@
+#pragma once
+
+#define RADIOLIB_STATIC_ONLY 1
+#include <RadioLib.h>
+#include <helpers/RadioLibWrappers.h>
+#include <helpers/nrf52/MinewsemiME25LS01Board.h>
+#include <helpers/CustomLR1110Wrapper.h>
+#include <helpers/ArduinoHelpers.h>
+#include <helpers/SensorManager.h>
+#include <helpers/sensors/LocationProvider.h>
+#ifdef DISPLAY_CLASS
+  #include "NullDisplayDriver.h"
+#endif
+
+class me25ls01SensorManager: public SensorManager {
+  bool gps_active = false;
+  LocationProvider * _nmea;
+
+  void start_gps();
+  void sleep_gps();
+  void stop_gps();
+public:
+  me25ls01SensorManager(LocationProvider &nmea): _nmea(&nmea) { }
+  bool begin() override;
+  bool querySensors(uint8_t requester_permissions, CayenneLPP& telemetry) override;
+  void loop() override;
+  int getNumSettings() const override;
+  const char* getSettingName(int i) const override;
+  const char* getSettingValue(int i) const override;
+  bool setSettingValue(const char* name, const char* value) override;
+};
+
+#ifdef DISPLAY_CLASS
+  extern NullDisplayDriver display;
+#endif
+
+extern MinewsemiME25LS01Board board;
+extern WRAPPER_CLASS radio_driver;
+extern VolatileRTCClock rtc_clock;
+extern me25ls01SensorManager 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/minewsemi_me25ls01/variant.cpp

@@ -0,0 +1,98 @@
+/*
+ * variant.cpp
+ * Copyright (C) 2023 Seeed K.K.
+ * MIT License
+ */
+
+#include "variant.h"
+#include "wiring_constants.h"
+#include "wiring_digital.h"
+
+const uint32_t g_ADigitalPinMap[PINS_COUNT + 1] =
+{
+  0,  // P0.00
+  1,  // P0.01
+  2,  // P0.02, AIN0 BATTERY_PIN
+  3,  // P0.03
+  4,  // P0.04, SENSOR_EN
+  5,  // P0.05, EXT_PWR_DETEC
+  6,  // P0.06, PIN_BUTTON1
+  7,  // P0.07, LORA_BUSY
+  8,  // P0.08, GPS_VRTC_EN
+  9,  // P0.09
+  10, // P0.10
+  11, // P0.11, PIN_SPI_SCK
+  12, // P0.12, PIN_SPI_NSS
+  13, // P0.13, PIN_SERIAL1_TX
+  14, // P0.14, PIN_SERIAL1_RX
+  15, // P0.15, GPS_RTC_INT
+  16, // P0.16, PIN_SERIAL2_TX
+  17, // P0.17, PIN_SERIAL2_RX
+  18, // P0.18
+  19, // P0.19
+  20, // P0.20
+  21, // P0.21
+  22, // P0.22
+  23, // P0.23
+  24, // P0.24, LED_GREEN
+  25, // P0.25, BUZZER_PIN
+  26, // P0.26, PIN_WIRE_SDA
+  27, // P0.27, PIN_WIRE_SCL
+  28, // P0.28
+  29, // P0.29, AIN5, LUX_SENSOR
+  30, // P0.30
+  31, // P0.31, AIN7, TEMP_SENSOR
+  32, // P1.00
+  33, // P1.01, LORA_DIO_1
+  34, // P1.02
+  35, // P1.03, EXT_CHRG_DETECT
+  36, // P1.04
+  37, // P1.05, LR1110_EN
+  38, // P1.06, 3V3_EN PWR TO SENSORS
+  39, // P1.07, PIN_3V3_ACC_EN
+  40, // P1.08, PIN_SPI_MISO
+  41, // P1.09, PIN_SPI_MOSI
+  42, // P1.10, LORA_RESET
+  43, // P1.11, GPS_EN
+  44, // P1.12, GPS_SLEEP_INT
+  45, // P1.13
+  46, // P1.14, GPS_RESETB
+  47, // P1.15, PIN_GPS_RESET
+  255,  // NRFX_SPIM_PIN_NOT_USED
+};
+
+void initVariant()
+{
+  // All pins output HIGH by default.
+  // https://github.com/Seeed-Studio/Adafruit_nRF52_Arduino/blob/fab7d30a997a1dfeef9d1d59bfb549adda73815a/cores/nRF5/wiring.c#L65-L69
+
+  pinMode(BATTERY_PIN, INPUT);
+  pinMode(EXT_CHRG_DETECT, INPUT);
+  pinMode(EXT_PWR_DETECT, INPUT);
+  // pinMode(GPS_RESETB, INPUT);
+  pinMode(PIN_BUTTON1, INPUT);
+
+  pinMode(PIN_3V3_EN, OUTPUT);
+  pinMode(PIN_3V3_ACC_EN, OUTPUT);
+  // pinMode(BUZZER_EN, OUTPUT);
+  // pinMode(SENSOR_EN, OUTPUT);
+  // pinMode(GPS_EN, OUTPUT);
+  // pinMode(GPS_RESET, OUTPUT);
+  // pinMode(GPS_VRTC_EN, OUTPUT);
+  // pinMode(GPS_SLEEP_INT, OUTPUT);
+  // pinMode(GPS_RTC_INT, OUTPUT);
+  pinMode(LED_PIN, OUTPUT);
+  pinMode(P_LORA_TX_LED, OUTPUT);
+
+  // digitalWrite(PIN_3V3_EN, LOW);
+  // digitalWrite(PIN_3V3_ACC_EN, LOW);
+  // digitalWrite(BUZZER_EN, LOW);
+  // digitalWrite(SENSOR_EN, LOW);
+  // digitalWrite(GPS_EN, LOW);
+  // digitalWrite(GPS_RESET, LOW);
+  // digitalWrite(GPS_VRTC_EN, LOW);
+  // digitalWrite(GPS_SLEEP_INT, HIGH);
+  // digitalWrite(GPS_RTC_INT, LOW);
+  digitalWrite(LED_PIN, HIGH);
+  digitalWrite(P_LORA_TX_LED, LOW);
+}

variants/minewsemi_me25ls01/variant.h

@@ -0,0 +1,147 @@
+/*
+ * variant.h
+ * Copyright (C) 2023 Seeed K.K.
+ * MIT License
+ */
+
+#pragma once
+
+#include "WVariant.h"
+
+////////////////////////////////////////////////////////////////////////////////
+// Low frequency clock source
+
+#define USE_LFXO    // 32.768 kHz crystal oscillator
+#define VARIANT_MCK (64000000ul)
+// #define USE_LFRC    // 32.768 kHz RC oscillator
+
+////////////////////////////////////////////////////////////////////////////////
+// Power
+
+#define NRF_APM                                 // detect usb power
+#define PIN_3V3_EN              (32 + 5)            // P1.6 Power to Sensors
+#define PIN_3V3_ACC_EN          -1
+
+#define BATTERY_PIN             (-1)             // P0.2/AIN0
+#define BATTERY_IMMUTABLE
+#define ADC_MULTIPLIER          (2.0F)
+
+#define EXT_CHRG_DETECT         (-1)            // P1.3
+#define EXT_PWR_DETECT          (-1)             // P0.5
+
+#define ADC_RESOLUTION          (14)
+#define BATTERY_SENSE_RES       (12)
+
+#define AREF_VOLTAGE            (3.0)
+
+////////////////////////////////////////////////////////////////////////////////
+// Number of pins
+
+#define PINS_COUNT              (48)
+#define NUM_DIGITAL_PINS        (48)
+#define NUM_ANALOG_INPUTS       (6)
+#define NUM_ANALOG_OUTPUTS      (0)
+
+////////////////////////////////////////////////////////////////////////////////
+// UART pin definition
+
+#define PIN_SERIAL1_RX          (14)             // P0.14 - checked
+#define PIN_SERIAL1_TX          (13)             // P0.13 - checked
+
+#define PIN_SERIAL2_RX          (17)             // P0.17 - checked
+#define PIN_SERIAL2_TX          (16)             // P0.16 - checked
+
+////////////////////////////////////////////////////////////////////////////////
+// I2C pin definition
+
+#define HAS_WIRE                (1)     // checked
+#define WIRE_INTERFACES_COUNT   (1)     // checked
+
+#define PIN_WIRE_SDA            (15)             // P0.26 - checked
+#define PIN_WIRE_SCL            (17)             // P0.27 - checked
+#define I2C_NO_RESCAN
+// #define HAS_QMA6100P
+// #define QMA_6100P_INT_PIN       (-1)             // P1.2
+
+////////////////////////////////////////////////////////////////////////////////
+// SPI pin definition
+
+#define SPI_INTERFACES_COUNT    (1)
+
+#define PIN_SPI_MISO            (0 + 29)            // P0.29
+#define PIN_SPI_MOSI            (0 + 2)             // P0.2
+#define PIN_SPI_SCK             (32 + 15)           // P1.15
+#define PIN_SPI_NSS             (32 + 13)           // P1.13
+
+////////////////////////////////////////////////////////////////////////////////
+// Builtin LEDs
+
+#define LED_BUILTIN             (-1)
+#define LED_RED                (32 + 5)            // P1.5
+#define LED_BLUE               (32 + 7)            // P1.7 
+#define LED_PIN                 LED_BLUE
+#define P_LORA_TX_LED           LED_RED
+
+#define LED_STATE_ON            HIGH
+
+////////////////////////////////////////////////////////////////////////////////
+// Builtin buttons
+
+#define PIN_BUTTON1             (0 + 27)             // P0.6
+#define BUTTON_PIN              PIN_BUTTON1
+
+////////////////////////////////////////////////////////////////////////////////
+// LR1110
+
+#define LORA_DIO_1              (32 + 12)           // P1.12
+#define LORA_DIO_2              (32 + 10)           // P1.10 
+#define LORA_NSS                (PIN_SPI_NSS)       // P1.13
+#define LORA_RESET              (32 + 11)           // P1.11 
+#define LORA_BUSY               (32 + 10)           // P1.10
+#define LORA_SCLK               (PIN_SPI_SCK)       // P1.15
+#define LORA_MISO               (PIN_SPI_MISO)      // P0.29
+#define LORA_MOSI               (PIN_SPI_MOSI)      // P0.2
+#define LORA_CS                 PIN_SPI_NSS         // P1.13
+ 
+#define LR11X0_DIO_AS_RF_SWITCH    true
+#define LR11X0_DIO3_TCXO_VOLTAGE   1.6
+
+#define LR1110_IRQ_PIN LORA_DIO_1
+#define LR1110_NRESET_PIN LORA_RESET
+#define LR1110_BUSY_PIN LORA_DIO_2
+#define LR1110_SPI_NSS_PIN LORA_CS
+#define LR1110_SPI_SCK_PIN LORA_SCLK
+#define LR1110_SPI_MOSI_PIN LORA_MOSI
+#define LR1110_SPI_MISO_PIN LORA_MISO
+////////////////////////////////////////////////////////////////////////////////
+// GPS
+
+//#define HAS_GPS                 0
+#define GPS_RX_PIN              PIN_SERIAL1_RX
+#define GPS_TX_PIN              PIN_SERIAL1_TX
+
+#define GPS_EN                  (-1)            // P1.11
+#define GPS_RESET               (-1)            // P1.15
+
+#define GPS_VRTC_EN             (-1)             // P0.8
+#define GPS_SLEEP_INT           (-1)            // P1.12
+#define GPS_RTC_INT             (-1)            // P0.15
+#define GPS_RESETB              (-1)            // P1.14
+
+////////////////////////////////////////////////////////////////////////////////
+// Temp+Lux Sensor
+
+#define SENSOR_EN               (-1)             // P0.4
+#define TEMP_SENSOR             (-1)            // P0.31/AIN7
+#define LUX_SENSOR              (-1)            // P0.29/AIN5
+
+////////////////////////////////////////////////////////////////////////////////
+// Accelerometer (I2C addr : ??? )
+
+#define PIN_3V3_ACC_EN          (-1)            // P1.7
+
+////////////////////////////////////////////////////////////////////////////////
+// Buzzer
+
+#define BUZZER_EN               (-1)            // P1.5
+#define BUZZER_PIN              (0 + 25)            // P0.25