add presets to onscreen menu for easy testing.

Co-authored-by: thebentern <9000580+thebentern@users.noreply.github.com>

bin/org.meshtastic.meshtasticd.metainfo.xml

@@ -87,6 +87,12 @@
   </screenshots>
 
   <releases>
+    <release version="2.7.16" date="2025-11-19">
+      <url type="details">https://github.com/meshtastic/firmware/releases?q=tag%3Av2.7.16</url>
+    </release>
+    <release version="2.7.15" date="2025-11-13">
+      <url type="details">https://github.com/meshtastic/firmware/releases?q=tag%3Av2.7.15</url>
+    </release>
     <release version="2.7.14" date="2025-11-03">
       <url type="details">https://github.com/meshtastic/firmware/releases?q=tag%3Av2.7.14</url>
     </release>

debian/changelog

@@ -1,3 +1,15 @@
+meshtasticd (2.7.16.0) unstable; urgency=medium
+
+  * Version 2.7.16
+
+ -- GitHub Actions <github-actions[bot]@users.noreply.github.com>  Wed, 19 Nov 2025 16:12:32 +0000
+
+meshtasticd (2.7.15.0) unstable; urgency=medium
+
+  * Version 2.7.15
+
+ -- GitHub Actions <github-actions[bot]@users.noreply.github.com>  Thu, 13 Nov 2025 12:31:57 +0000
+
 meshtasticd (2.7.14.0) unstable; urgency=medium
 
   * Version 2.7.14

src/DisplayFormatters.cpp

@@ -34,6 +34,9 @@ const char *DisplayFormatters::getModemPresetDisplayName(meshtastic_Config_LoRaC
     case meshtastic_Config_LoRaConfig_ModemPreset_LONG_MODERATE:
         return useShortName ? "LongM" : "LongMod";
         break;
+    case meshtastic_Config_LoRaConfig_ModemPreset_LITE_FAST:
+        return useShortName ? "LiteF" : "LiteFast";
+        break;
     default:
         return useShortName ? "Custom" : "Invalid";
         break;

src/Power.cpp

@@ -194,7 +194,7 @@ static HasBatteryLevel *batteryLevel; // Default to NULL for no battery level se
 
 #ifdef BATTERY_PIN
 
-static void adcEnable()
+void battery_adcEnable()
 {
 #ifdef ADC_CTRL // enable adc voltage divider when we need to read
 #ifdef ADC_USE_PULLUP
@@ -214,7 +214,7 @@ static void adcEnable()
 #endif
 }
 
-static void adcDisable()
+static void battery_adcDisable()
 {
 #ifdef ADC_CTRL // disable adc voltage divider when we need to read
 #ifdef ADC_USE_PULLUP
@@ -320,7 +320,7 @@ class AnalogBatteryLevel : public HasBatteryLevel
             uint32_t raw = 0;
             float scaled = 0;
 
-            adcEnable();
+            battery_adcEnable();
 #ifdef ARCH_ESP32 // ADC block for espressif platforms
             raw = espAdcRead();
             scaled = esp_adc_cal_raw_to_voltage(raw, adc_characs);
@@ -332,7 +332,7 @@ class AnalogBatteryLevel : public HasBatteryLevel
             raw = raw / BATTERY_SENSE_SAMPLES;
             scaled = operativeAdcMultiplier * ((1000 * AREF_VOLTAGE) / pow(2, BATTERY_SENSE_RESOLUTION_BITS)) * raw;
 #endif
-            adcDisable();
+            battery_adcDisable();
 
             if (!initial_read_done) {
                 // Flush the smoothing filter with an ADC reading, if the reading is plausibly correct
@@ -906,13 +906,8 @@ void Power::readPowerStatus()
             low_voltage_counter++;
             LOG_DEBUG("Low voltage counter: %d/10", low_voltage_counter);
             if (low_voltage_counter > 10) {
-#ifdef ARCH_NRF52
-                // We can't trigger deep sleep on NRF52, it's freezing the board
-                LOG_DEBUG("Low voltage detected, but not trigger deep sleep");
-#else
                 LOG_INFO("Low voltage detected, trigger deep sleep");
                 powerFSM.trigger(EVENT_LOW_BATTERY);
-#endif
             }
         } else {
             low_voltage_counter = 0;
@@ -1552,4 +1547,4 @@ bool Power::meshSolarInit()
 {
     return false;
 }
-#endif
+#endif

src/airtime.cpp

@@ -133,11 +133,12 @@ bool AirTime::isTxAllowedChannelUtil(bool polite)
 
 bool AirTime::isTxAllowedAirUtil()
 {
-    if (!config.lora.override_duty_cycle && myRegion->dutyCycle < 100) {
-        if (utilizationTXPercent() < myRegion->dutyCycle * polite_duty_cycle_percent / 100) {
+    float effectiveDutyCycle = getEffectiveDutyCycle();
+    if (!config.lora.override_duty_cycle && effectiveDutyCycle < 100) {
+        if (utilizationTXPercent() < effectiveDutyCycle * polite_duty_cycle_percent / 100) {
             return true;
         } else {
-            LOG_WARN("TX air util. >%f%%. Skip send", myRegion->dutyCycle * polite_duty_cycle_percent / 100);
+            LOG_WARN("TX air util. >%f%%. Skip send", effectiveDutyCycle * polite_duty_cycle_percent / 100);
             return false;
         }
     }

src/gps/GPS.cpp

@@ -240,6 +240,9 @@ GPS_RESPONSE GPS::getACK(const char *message, uint32_t waitMillis)
             buffer[bytesRead] = b;
             bytesRead++;
             if ((bytesRead == 767) || (b == '\r')) {
+#ifdef GPS_DEBUG
+                LOG_DEBUG(debugmsg.c_str());
+#endif
                 if (strnstr((char *)buffer, message, bytesRead) != nullptr) {
 #ifdef GPS_DEBUG
                     LOG_DEBUG("Found: %s", message); // Log the found message
@@ -247,9 +250,6 @@ GPS_RESPONSE GPS::getACK(const char *message, uint32_t waitMillis)
                     return GNSS_RESPONSE_OK;
                 } else {
                     bytesRead = 0;
-#ifdef GPS_DEBUG
-                    LOG_DEBUG(debugmsg.c_str());
-#endif
                 }
             }
         }
@@ -1275,6 +1275,24 @@ GnssModel_t GPS::probe(int serialSpeed)
         memset(&ublox_info, 0, sizeof(ublox_info));
         delay(100);
 
+#if defined(PIN_GPS_RESET) && PIN_GPS_RESET != -1
+        digitalWrite(PIN_GPS_RESET, GPS_RESET_MODE); // assert for 10ms
+        delay(10);
+        digitalWrite(PIN_GPS_RESET, !GPS_RESET_MODE);
+
+        // attempt to detect the chip based on boot messages
+        std::vector<ChipInfo> passive_detect = {
+            {"AG3335", "$PAIR021,AG3335", GNSS_MODEL_AG3335},
+            {"AG3352", "$PAIR021,AG3352", GNSS_MODEL_AG3352},
+            {"RYS3520", "$PAIR021,REYAX_RYS3520_V2", GNSS_MODEL_AG3352},
+            {"UC6580", "UC6580", GNSS_MODEL_UC6580},
+            // as L76K is sort of a last ditch effort, we won't attempt to detect it by startup messages for now.
+            /*{"L76K", "SW=URANUS", GNSS_MODEL_MTK}*/};
+        GnssModel_t detectedDriver = getProbeResponse(500, passive_detect, serialSpeed);
+        if (detectedDriver != GNSS_MODEL_UNKNOWN) {
+            return detectedDriver;
+        }
+#endif
         // Close all NMEA sentences, valid for L76K, ATGM336H (and likely other AT6558 devices)
         _serial_gps->write("$PCAS03,0,0,0,0,0,0,0,0,0,0,,,0,0*02\r\n");
         delay(20);
@@ -1473,12 +1491,12 @@ GnssModel_t GPS::getProbeResponse(unsigned long timeout, const std::vector<ChipI
             }
 
             if (c == ',' || (responseLen >= 2 && response[responseLen - 2] == '\r' && response[responseLen - 1] == '\n')) {
-#ifdef GPS_DEBUG
-                LOG_DEBUG(response);
-#endif
                 // check if we can see our chips
                 for (const auto &chipInfo : responseMap) {
                     if (strstr(response, chipInfo.detectionString.c_str()) != nullptr) {
+#ifdef GPS_DEBUG
+                        LOG_DEBUG(response);
+#endif
                         LOG_INFO("%s detected", chipInfo.chipName.c_str());
                         delete[] response; // Cleanup before return
                         return chipInfo.driver;
@@ -1486,6 +1504,9 @@ GnssModel_t GPS::getProbeResponse(unsigned long timeout, const std::vector<ChipI
                 }
             }
             if (responseLen >= 2 && response[responseLen - 2] == '\r' && response[responseLen - 1] == '\n') {
+#ifdef GPS_DEBUG
+                LOG_DEBUG(response);
+#endif
                 // Reset the response buffer for the next potential message
                 responseLen = 0;
                 response[0] = '\0';
@@ -1572,8 +1593,6 @@ GPS *GPS::createGps()
 
 #ifdef PIN_GPS_RESET
     pinMode(PIN_GPS_RESET, OUTPUT);
-    digitalWrite(PIN_GPS_RESET, GPS_RESET_MODE); // assert for 10ms
-    delay(10);
     digitalWrite(PIN_GPS_RESET, !GPS_RESET_MODE);
 #endif
 

src/gps/RTC.cpp

@@ -310,7 +310,7 @@ RTCSetResult perhapsSetRTC(RTCQuality q, struct tm &t)
 #ifdef BUILD_EPOCH
     if (tv.tv_sec < BUILD_EPOCH) {
         if (Throttle::isWithinTimespanMs(lastTimeValidationWarning, TIME_VALIDATION_WARNING_INTERVAL_MS) == false) {
-            LOG_WARN("Ignore time (%ld) before build epoch (%ld)!", printableEpoch, BUILD_EPOCH);
+            LOG_WARN("Ignore time (%lu) before build epoch (%lu)!", printableEpoch, BUILD_EPOCH);
             lastTimeValidationWarning = millis();
         }
         return RTCSetResultInvalidTime;
@@ -319,7 +319,7 @@ RTCSetResult perhapsSetRTC(RTCQuality q, struct tm &t)
             // Calculate max allowed time safely to avoid overflow in logging
             uint64_t maxAllowedTime = (uint64_t)BUILD_EPOCH + FORTY_YEARS;
             uint32_t maxAllowedPrintable = (maxAllowedTime > UINT32_MAX) ? UINT32_MAX : (uint32_t)maxAllowedTime;
-            LOG_WARN("Ignore time (%ld) too far in the future (build epoch: %ld, max allowed: %ld)!", printableEpoch,
+            LOG_WARN("Ignore time (%lu) too far in the future (build epoch: %lu, max allowed: %lu)!", printableEpoch,
                      (uint32_t)BUILD_EPOCH, maxAllowedPrintable);
             lastTimeValidationWarning = millis();
         }

src/graphics/draw/ClockRenderer.cpp

@@ -194,17 +194,12 @@ void drawDigitalClockFrame(OLEDDisplay *display, OLEDDisplayUiState *state, int1
     graphics::drawCommonHeader(display, x, y, titleStr, true, true);
     int line = 0;
 
-#ifdef T_WATCH_S3
-    if (nimbleBluetooth && nimbleBluetooth->isConnected()) {
-        graphics::ClockRenderer::drawBluetoothConnectedIcon(display, display->getWidth() - 18, display->getHeight() - 14);
-    }
-#endif
-
     uint32_t rtc_sec = getValidTime(RTCQuality::RTCQualityDevice, true); // Display local timezone
     char timeString[16];
     int hour = 0;
     int minute = 0;
     int second = 0;
+
     if (rtc_sec > 0) {
         long hms = rtc_sec % SEC_PER_DAY;
         hms = (hms + SEC_PER_DAY) % SEC_PER_DAY;
@@ -215,11 +210,11 @@ void drawDigitalClockFrame(OLEDDisplay *display, OLEDDisplayUiState *state, int1
     }
 
     bool isPM = hour >= 12;
-    // hour = hour > 12 ? hour - 12 : hour;
     if (config.display.use_12h_clock) {
         hour %= 12;
-        if (hour == 0)
+        if (hour == 0) {
             hour = 12;
+        }
         snprintf(timeString, sizeof(timeString), "%d:%02d", hour, minute);
     } else {
         snprintf(timeString, sizeof(timeString), "%02d:%02d", hour, minute);
@@ -229,24 +224,56 @@ void drawDigitalClockFrame(OLEDDisplay *display, OLEDDisplayUiState *state, int1
     char secondString[8];
     snprintf(secondString, sizeof(secondString), "%02d", second);
 
-#ifdef T_WATCH_S3
-    float scale = 1.5;
-#elif defined(CHATTER_2)
-    float scale = 1.1;
-#else
-    float scale = 0.75;
-    if (isHighResolution) {
-        scale = 1.5;
-    }
-#endif
+    static bool scaleInitialized = false;
+    static float scale = 0.75f;
+    static float segmentWidth = SEGMENT_WIDTH * 0.75f;
+    static float segmentHeight = SEGMENT_HEIGHT * 0.75f;
 
-    uint16_t segmentWidth = SEGMENT_WIDTH * scale;
-    uint16_t segmentHeight = SEGMENT_HEIGHT * scale;
+    if (!scaleInitialized) {
+        float screenwidth_target_ratio = 0.80f; // Target 80% of display width (adjustable)
+        float max_scale = 3.5f;                 // Safety limit to avoid runaway scaling
+        float step = 0.05f;                     // Step increment per iteration
+
+        float target_width = display->getWidth() * screenwidth_target_ratio;
+        float target_height =
+            display->getHeight() -
+            (isHighResolution
+                 ? 46
+                 : 33); // Be careful adjusting this number, we have to account for header and the text under the time
+
+        float calculated_width_size = 0.0f;
+        float calculated_height_size = 0.0f;
+
+        while (true) {
+            segmentWidth = SEGMENT_WIDTH * scale;
+            segmentHeight = SEGMENT_HEIGHT * scale;
+
+            calculated_width_size = segmentHeight + ((segmentWidth + (segmentHeight * 2) + 4) * 4);
+            calculated_height_size = segmentHeight + ((segmentHeight + (segmentHeight * 2) + 4) * 2);
+
+            if (calculated_width_size >= target_width || calculated_height_size >= target_height || scale >= max_scale) {
+                break;
+            }
+
+            scale += step;
+        }
+
+        // If we overshot width, back off one step and recompute segment sizes
+        if (calculated_width_size > target_width || calculated_height_size > target_height) {
+            scale -= step;
+            segmentWidth = SEGMENT_WIDTH * scale;
+            segmentHeight = SEGMENT_HEIGHT * scale;
+        }
+
+        scaleInitialized = true;
+    }
+
+    size_t len = strlen(timeString);
 
     // calculate hours:minutes string width
-    uint16_t timeStringWidth = strlen(timeString) * 5;
+    uint16_t timeStringWidth = len * 5; // base spacing between characters
 
-    for (uint8_t i = 0; i < strlen(timeString); i++) {
+    for (size_t i = 0; i < len; i++) {
         char character = timeString[i];
 
         if (character == ':') {
@@ -257,19 +284,21 @@ void drawDigitalClockFrame(OLEDDisplay *display, OLEDDisplayUiState *state, int1
     }
 
     uint16_t hourMinuteTextX = (display->getWidth() / 2) - (timeStringWidth / 2);
-
     uint16_t startingHourMinuteTextX = hourMinuteTextX;
 
-    uint16_t hourMinuteTextY = (display->getHeight() / 2) - (((segmentWidth * 2) + (segmentHeight * 3) + 8) / 2);
+    uint16_t hourMinuteTextY = (display->getHeight() / 2) - (((segmentWidth * 2) + (segmentHeight * 3) + 8) / 2) + 2;
 
     // iterate over characters in hours:minutes string and draw segmented characters
-    for (uint8_t i = 0; i < strlen(timeString); i++) {
+    for (size_t i = 0; i < len; i++) {
         char character = timeString[i];
 
         if (character == ':') {
             drawSegmentedDisplayColon(display, hourMinuteTextX, hourMinuteTextY, scale);
 
             hourMinuteTextX += segmentHeight + 6;
+            if (scale >= 2.0f) {
+                hourMinuteTextX += (uint16_t)(4.5f * scale);
+            }
         } else {
             drawSegmentedDisplayCharacter(display, hourMinuteTextX, hourMinuteTextY, character - '0', scale);
 
@@ -279,38 +308,29 @@ void drawDigitalClockFrame(OLEDDisplay *display, OLEDDisplayUiState *state, int1
         hourMinuteTextX += 5;
     }
 
-    // draw seconds string
+    // draw seconds string + AM/PM
     display->setFont(FONT_SMALL);
     int xOffset = (isHighResolution) ? 0 : -1;
     if (hour >= 10) {
         xOffset += (isHighResolution) ? 32 : 18;
     }
-    int yOffset = (isHighResolution) ? 3 : 1;
-#ifdef SENSECAP_INDICATOR
-    yOffset -= 3;
-#endif
-#ifdef T_DECK
-    yOffset -= 5;
-#endif
+
     if (config.display.use_12h_clock) {
-        display->drawString(startingHourMinuteTextX + xOffset, (display->getHeight() - hourMinuteTextY) - yOffset - 2,
-                            isPM ? "pm" : "am");
+        display->drawString(startingHourMinuteTextX + xOffset, (display->getHeight() - hourMinuteTextY) - 1, isPM ? "pm" : "am");
     }
 
 #ifndef USE_EINK
     xOffset = (isHighResolution) ? 18 : 10;
-    display->drawString(startingHourMinuteTextX + timeStringWidth - xOffset, (display->getHeight() - hourMinuteTextY) - yOffset,
+    if (scale >= 2.0f) {
+        xOffset -= (int)(4.5f * scale);
+    }
+    display->drawString(startingHourMinuteTextX + timeStringWidth - xOffset, (display->getHeight() - hourMinuteTextY) - 1,
                         secondString);
 #endif
 
     graphics::drawCommonFooter(display, x, y);
 }
 
-void drawBluetoothConnectedIcon(OLEDDisplay *display, int16_t x, int16_t y)
-{
-    display->drawFastImage(x, y, 18, 14, bluetoothConnectedIcon);
-}
-
 // Draw an analog clock
 void drawAnalogClockFrame(OLEDDisplay *display, OLEDDisplayUiState *state, int16_t x, int16_t y)
 {
@@ -321,11 +341,6 @@ void drawAnalogClockFrame(OLEDDisplay *display, OLEDDisplayUiState *state, int16
     graphics::drawCommonHeader(display, x, y, titleStr, true, true);
     int line = 0;
 
-#ifdef T_WATCH_S3
-    if (nimbleBluetooth && nimbleBluetooth->isConnected()) {
-        drawBluetoothConnectedIcon(display, display->getWidth() - 18, display->getHeight() - 14);
-    }
-#endif
     // clock face center coordinates
     int16_t centerX = display->getWidth() / 2;
     int16_t centerY = display->getHeight() / 2;

src/graphics/draw/ClockRenderer.h

@@ -24,7 +24,6 @@ void drawVerticalSegment(OLEDDisplay *display, int x, int y, int width, int heig
 
 // UI elements for clock displays
 // void drawWatchFaceToggleButton(OLEDDisplay *display, int16_t x, int16_t y, bool digitalMode = true, float scale = 1);
-void drawBluetoothConnectedIcon(OLEDDisplay *display, int16_t x, int16_t y);
 
 } // namespace ClockRenderer
 

src/graphics/draw/MenuHandler.cpp

@@ -102,7 +102,8 @@ void menuHandler::LoraRegionPicker(uint32_t duration)
                                          "KZ_433",
                                          "KZ_863",
                                          "NP_865",
-                                         "BR_902"};
+                                         "BR_902",
+                                         "EU_866"};
     BannerOverlayOptions bannerOptions;
 #if defined(M5STACK_UNITC6L)
     bannerOptions.message = "LoRa Region";
@@ -111,7 +112,7 @@ void menuHandler::LoraRegionPicker(uint32_t duration)
 #endif
     bannerOptions.durationMs = duration;
     bannerOptions.optionsArrayPtr = optionsArray;
-    bannerOptions.optionsCount = 27;
+    bannerOptions.optionsCount = 28;
     bannerOptions.InitialSelected = 0;
     bannerOptions.bannerCallback = [](int selected) -> void {
         if (selected != 0 && config.lora.region != _meshtastic_Config_LoRaConfig_RegionCode(selected)) {
@@ -141,7 +142,7 @@ void menuHandler::LoraRegionPicker(uint32_t duration)
             }
             config.lora.tx_enabled = true;
             initRegion();
-            if (myRegion->dutyCycle < 100) {
+            if (getEffectiveDutyCycle() < 100) {
                 config.lora.ignore_mqtt = true; // Ignore MQTT by default if region has a duty cycle limit
             }
 
@@ -194,8 +195,8 @@ void menuHandler::DeviceRolePicker()
 
 void menuHandler::RadioPresetPicker()
 {
-    static const char *optionsArray[] = {"Back",       "LongSlow",  "LongModerate", "LongFast",  "MediumSlow",
-                                         "MediumFast", "ShortSlow", "ShortFast",    "ShortTurbo"};
+    static const char *optionsArray[] = {"Back",       "LongSlow",  "LongModerate", "LongFast",   "MediumSlow",
+                                         "MediumFast", "ShortSlow", "ShortFast",    "ShortTurbo", "LiteFast"};
     enum optionsNumbers {
         Back = 0,
         radiopreset_LongSlow = 1,
@@ -205,12 +206,13 @@ void menuHandler::RadioPresetPicker()
         radiopreset_MediumFast = 5,
         radiopreset_ShortSlow = 6,
         radiopreset_ShortFast = 7,
-        radiopreset_ShortTurbo = 8
+        radiopreset_ShortTurbo = 8,
+        radiopreset_LiteFast = 9
     };
     BannerOverlayOptions bannerOptions;
     bannerOptions.message = "Radio Preset";
     bannerOptions.optionsArrayPtr = optionsArray;
-    bannerOptions.optionsCount = 9;
+    bannerOptions.optionsCount = 10;
     bannerOptions.bannerCallback = [](int selected) -> void {
         if (selected == Back) {
             menuHandler::menuQueue = menuHandler::lora_Menu;
@@ -232,6 +234,8 @@ void menuHandler::RadioPresetPicker()
             config.lora.modem_preset = meshtastic_Config_LoRaConfig_ModemPreset_SHORT_FAST;
         } else if (selected == radiopreset_ShortTurbo) {
             config.lora.modem_preset = meshtastic_Config_LoRaConfig_ModemPreset_SHORT_TURBO;
+        } else if (selected == radiopreset_LiteFast) {
+            config.lora.modem_preset = meshtastic_Config_LoRaConfig_ModemPreset_LITE_FAST;
         }
         service->reloadConfig(SEGMENT_CONFIG);
         rebootAtMsec = (millis() + DEFAULT_REBOOT_SECONDS * 1000);
@@ -581,11 +585,8 @@ void menuHandler::systemBaseMenu()
 
     optionsArray[options] = "Notifications";
     optionsEnumArray[options++] = Notifications;
-#if defined(ST7789_CS) || defined(ST7796_CS) || defined(USE_OLED) || defined(USE_SSD1306) || defined(USE_SH1106) ||              \
-    defined(USE_SH1107) || defined(HELTEC_MESH_NODE_T114) || defined(HELTEC_VISION_MASTER_T190) || HAS_TFT
     optionsArray[options] = "Display Options";
     optionsEnumArray[options++] = ScreenOptions;
-#endif
 
 #if defined(M5STACK_UNITC6L)
     optionsArray[options] = "Bluetooth";
@@ -785,17 +786,24 @@ void menuHandler::nodeNameLengthMenu()
 
 void menuHandler::resetNodeDBMenu()
 {
-    static const char *optionsArray[] = {"Back", "Confirm"};
+    static const char *optionsArray[] = {"Back", "Reset All", "Preserve Favorites"};
     BannerOverlayOptions bannerOptions;
     bannerOptions.message = "Confirm Reset NodeDB";
     bannerOptions.optionsArrayPtr = optionsArray;
-    bannerOptions.optionsCount = 2;
+    bannerOptions.optionsCount = 3;
     bannerOptions.bannerCallback = [](int selected) -> void {
-        if (selected == 1) {
+        if (selected == 1 || selected == 2) {
             disableBluetooth();
+            screen->setFrames(Screen::FOCUS_DEFAULT);
+        }
+        if (selected == 1) {
             LOG_INFO("Initiate node-db reset");
             nodeDB->resetNodes();
             rebootAtMsec = (millis() + DEFAULT_REBOOT_SECONDS * 1000);
+        } else if (selected == 2) {
+            LOG_INFO("Initiate node-db reset but keeping favorites");
+            nodeDB->resetNodes(1);
+            rebootAtMsec = (millis() + DEFAULT_REBOOT_SECONDS * 1000);
         }
     };
     screen->showOverlayBanner(bannerOptions);

src/mesh/MeshRadio.h

@@ -22,4 +22,11 @@ struct RegionInfo {
 extern const RegionInfo regions[];
 extern const RegionInfo *myRegion;
 
-extern void initRegion();
+extern void initRegion();
+
+/**
+ * Get the effective duty cycle for the current region based on device role.
+ * For EU_866, returns 10% for fixed devices (ROUTER, ROUTER_LATE) and 2.5% for mobile devices.
+ * For other regions, returns the standard duty cycle.
+ */
+extern float getEffectiveDutyCycle();

src/mesh/RadioInterface.cpp

@@ -187,6 +187,13 @@ const RegionInfo regions[] = {
     */
     RDEF(BR_902, 902.0f, 907.5f, 100, 0, 30, true, false, false),
 
+    /*
+        EU 866MHz RFID band (ETSI EN 302 208): 4 channels at 865.7/866.3/866.9/867.5 MHz
+        475 kHz gap between channels, 27 dBm, duty cycle 2.5% (mobile) or 10% (fixed)
+        https://www.etsi.org/deliver/etsi_en/302200_302299/302208/03.04.01_60/en_302208v030401p.pdf
+    */
+    RDEF(EU_866, 865.6375f, 867.5625f, 2.5, 0.475, 27, true, false, false),
+
     /*
        2.4 GHZ WLAN Band equivalent. Only for SX128x chips.
     */
@@ -219,6 +226,23 @@ void initRegion()
     myRegion = r;
 }
 
+/**
+ * Get duty cycle for current region. EU_866: 10% for routers, 2.5% for mobile.
+ */
+float getEffectiveDutyCycle()
+{
+    if (myRegion->code == meshtastic_Config_LoRaConfig_RegionCode_EU_866) {
+        if (config.device.role == meshtastic_Config_DeviceConfig_Role_ROUTER ||
+            config.device.role == meshtastic_Config_DeviceConfig_Role_ROUTER_LATE) {
+            return 10.0f;
+        } else {
+            return 2.5f;
+        }
+    }
+    // For all other regions, return the standard duty cycle
+    return myRegion->dutyCycle;
+}
+
 /**
  * ## LoRaWAN for North America
 
@@ -518,6 +542,11 @@ void RadioInterface::applyModemConfig()
                 cr = 8;
                 sf = 12;
                 break;
+            case meshtastic_Config_LoRaConfig_ModemPreset_LITE_FAST:
+                bw = 125;
+                cr = 5;
+                sf = 9;
+                break;
             }
         } else {
             sf = loraConfig.spread_factor;
@@ -551,6 +580,19 @@ void RadioInterface::applyModemConfig()
             // Set to default modem preset
             loraConfig.use_preset = true;
             loraConfig.modem_preset = meshtastic_Config_LoRaConfig_ModemPreset_LONG_FAST;
+        } else if (myRegion->code == meshtastic_Config_LoRaConfig_RegionCode_EU_866 && bw != 125) {
+            static const char *err_string = "EU_866 requires 125kHz bandwidth. Fall back to LiteFast preset";
+            LOG_ERROR(err_string);
+            RECORD_CRITICALERROR(meshtastic_CriticalErrorCode_INVALID_RADIO_SETTING);
+
+            meshtastic_ClientNotification *cn = clientNotificationPool.allocZeroed();
+            cn->level = meshtastic_LogRecord_Level_ERROR;
+            sprintf(cn->message, err_string);
+            service->sendClientNotification(cn);
+
+            // Set to LiteFast preset which is compliant
+            loraConfig.use_preset = true;
+            loraConfig.modem_preset = meshtastic_Config_LoRaConfig_ModemPreset_LITE_FAST;
         } else {
             validConfig = true;
         }
@@ -569,8 +611,9 @@ void RadioInterface::applyModemConfig()
     // Set final tx_power back onto config
     loraConfig.tx_power = (int8_t)power; // cppcheck-suppress assignmentAddressToInteger
 
-    // Calculate the number of channels
-    uint32_t numChannels = floor((myRegion->freqEnd - myRegion->freqStart) / (myRegion->spacing + (bw / 1000)));
+    // Calculate number of channels: spacing = gap between channels (0 for continuous spectrum)
+    float channelSpacing = myRegion->spacing + (bw / 1000);
+    uint32_t numChannels = round((myRegion->freqEnd - myRegion->freqStart + myRegion->spacing) / channelSpacing);
 
     // If user has manually specified a channel num, then use that, otherwise generate one by hashing the name
     const char *channelName = channels.getName(channels.getPrimaryIndex());
@@ -582,11 +625,8 @@ void RadioInterface::applyModemConfig()
         channel_num ==
         hash(DisplayFormatters::getModemPresetDisplayName(config.lora.modem_preset, false, config.lora.use_preset)) % numChannels;
 
-    // Old frequency selection formula
-    // float freq = myRegion->freqStart + ((((myRegion->freqEnd - myRegion->freqStart) / numChannels) / 2) * channel_num);
-
-    // New frequency selection formula
-    float freq = myRegion->freqStart + (bw / 2000) + (channel_num * (bw / 1000));
+    // Calculate frequency: freqStart is band edge, add half bandwidth to get first channel center
+    float freq = myRegion->freqStart + (bw / 2000) + (channel_num * channelSpacing);
 
     // override if we have a verbatim frequency
     if (loraConfig.override_frequency) {

src/mesh/Router.cpp

@@ -294,10 +294,11 @@ ErrorCode Router::send(meshtastic_MeshPacket *p)
     } // should have already been handled by sendLocal
 
     // Abort sending if we are violating the duty cycle
-    if (!config.lora.override_duty_cycle && myRegion->dutyCycle < 100) {
+    float effectiveDutyCycle = getEffectiveDutyCycle();
+    if (!config.lora.override_duty_cycle && effectiveDutyCycle < 100) {
         float hourlyTxPercent = airTime->utilizationTXPercent();
-        if (hourlyTxPercent > myRegion->dutyCycle) {
-            uint8_t silentMinutes = airTime->getSilentMinutes(hourlyTxPercent, myRegion->dutyCycle);
+        if (hourlyTxPercent > effectiveDutyCycle) {
+            uint8_t silentMinutes = airTime->getSilentMinutes(hourlyTxPercent, effectiveDutyCycle);
 
             LOG_WARN("Duty cycle limit exceeded. Aborting send for now, you can send again in %d mins", silentMinutes);
 

src/modules/AdminModule.cpp

@@ -793,7 +793,7 @@ void AdminModule::handleSetConfig(const meshtastic_Config &c)
             }
             config.lora.tx_enabled = true;
             initRegion();
-            if (myRegion->dutyCycle < 100) {
+            if (getEffectiveDutyCycle() < 100) {
                 config.lora.ignore_mqtt = true; // Ignore MQTT by default if region has a duty cycle limit
             }
             //  Compare the entire string, we are sure of the length as a topic has never been set

src/modules/NeighborInfoModule.cpp

@@ -34,7 +34,8 @@ void NeighborInfoModule::printNodeDBNeighbors()
     }
 }
 
-/* Send our initial owner announcement 35 seconds after we start (to give network time to setup) */
+/* Send our initial owner announcement 35 seconds after we start (to give
+ * network time to setup) */
 NeighborInfoModule::NeighborInfoModule()
     : ProtobufModule("neighborinfo", meshtastic_PortNum_NEIGHBORINFO_APP, &meshtastic_NeighborInfo_msg),
       concurrency::OSThread("NeighborInfo")
@@ -53,8 +54,8 @@ NeighborInfoModule::NeighborInfoModule()
 }
 
 /*
-Collect neighbor info from the nodeDB's history, capping at a maximum number of entries and max time
-Assumes that the neighborInfo packet has been allocated
+Collect neighbor info from the nodeDB's history, capping at a maximum number of
+entries and max time Assumes that the neighborInfo packet has been allocated
 @returns the number of entries collected
 */
 uint32_t NeighborInfoModule::collectNeighborInfo(meshtastic_NeighborInfo *neighborInfo)
@@ -71,8 +72,8 @@ uint32_t NeighborInfoModule::collectNeighborInfo(meshtastic_NeighborInfo *neighb
         if ((neighborInfo->neighbors_count < MAX_NUM_NEIGHBORS) && (nbr.node_id != my_node_id)) {
             neighborInfo->neighbors[neighborInfo->neighbors_count].node_id = nbr.node_id;
             neighborInfo->neighbors[neighborInfo->neighbors_count].snr = nbr.snr;
-            // Note: we don't set the last_rx_time and node_broadcast_intervals_secs here, because we don't want to send this over
-            // the mesh
+            // Note: we don't set the last_rx_time and node_broadcast_intervals_secs
+            // here, because we don't want to send this over the mesh
             neighborInfo->neighbors_count++;
         }
     }
@@ -88,8 +89,9 @@ void NeighborInfoModule::cleanUpNeighbors()
     uint32_t now = getTime();
     NodeNum my_node_id = nodeDB->getNodeNum();
     for (auto it = neighbors.rbegin(); it != neighbors.rend();) {
-        // We will remove a neighbor if we haven't heard from them in twice the broadcast interval
-        // cannot use isWithinTimespanMs() as it->last_rx_time is seconds since 1970
+        // We will remove a neighbor if we haven't heard from them in twice the
+        // broadcast interval cannot use isWithinTimespanMs() as it->last_rx_time is
+        // seconds since 1970
         if ((now - it->last_rx_time > it->node_broadcast_interval_secs * 2) && (it->node_id != my_node_id)) {
             LOG_DEBUG("Remove neighbor with node ID 0x%x", it->node_id);
             it = std::vector<meshtastic_Neighbor>::reverse_iterator(
@@ -132,25 +134,55 @@ int32_t NeighborInfoModule::runOnce()
     return Default::getConfiguredOrDefaultMs(moduleConfig.neighbor_info.update_interval, default_neighbor_info_broadcast_secs);
 }
 
+meshtastic_MeshPacket *NeighborInfoModule::allocReply()
+{
+    LOG_INFO("NeighborInfoRequested.");
+    if (lastSentReply && Throttle::isWithinTimespanMs(lastSentReply, 3 * 60 * 1000)) {
+        LOG_DEBUG("Skip Neighbors reply since we sent a reply <3min ago");
+        ignoreRequest = true; // Mark it as ignored for MeshModule
+        return nullptr;
+    }
+
+    meshtastic_NeighborInfo neighborInfo = meshtastic_NeighborInfo_init_zero;
+    collectNeighborInfo(&neighborInfo);
+
+    meshtastic_MeshPacket *reply = allocDataProtobuf(neighborInfo);
+
+    if (reply) {
+        lastSentReply = millis(); // Track when we sent this reply
+    }
+    return reply;
+}
+
 /*
 Collect a received neighbor info packet from another node
 Pass it to an upper client; do not persist this data on the mesh
 */
 bool NeighborInfoModule::handleReceivedProtobuf(const meshtastic_MeshPacket &mp, meshtastic_NeighborInfo *np)
 {
+    LOG_DEBUG("NeighborInfo: handleReceivedProtobuf");
     if (np) {
         printNeighborInfo("RECEIVED", np);
-        updateNeighbors(mp, np);
+        // Ignore dummy/interceptable packets: single neighbor with nodeId 0 and snr 0
+        if (np->neighbors_count != 1 || np->neighbors[0].node_id != 0 || np->neighbors[0].snr != 0.0f) {
+            LOG_DEBUG("  Updating neighbours");
+            updateNeighbors(mp, np);
+        } else {
+            LOG_DEBUG("  Ignoring dummy neighbor info packet (single neighbor with nodeId 0, snr 0)");
+        }
     } else if (mp.hop_start != 0 && mp.hop_start == mp.hop_limit) {
+        LOG_DEBUG("Get or create neighbor: %u with snr %f", mp.from, mp.rx_snr);
         // If the hopLimit is the same as hopStart, then it is a neighbor
-        getOrCreateNeighbor(mp.from, mp.from, 0, mp.rx_snr); // Set the broadcast interval to 0, as we don't know it
+        getOrCreateNeighbor(mp.from, mp.from, 0,
+                            mp.rx_snr); // Set the broadcast interval to 0, as we don't know it
     }
     // Allow others to handle this packet
     return false;
 }
 
 /*
-Copy the content of a current NeighborInfo packet into a new one and update the last_sent_by_id to our NodeNum
+Copy the content of a current NeighborInfo packet into a new one and update the
+last_sent_by_id to our NodeNum
 */
 void NeighborInfoModule::alterReceivedProtobuf(meshtastic_MeshPacket &p, meshtastic_NeighborInfo *n)
 {
@@ -168,8 +200,10 @@ void NeighborInfoModule::resetNeighbors()
 
 void NeighborInfoModule::updateNeighbors(const meshtastic_MeshPacket &mp, const meshtastic_NeighborInfo *np)
 {
-    // The last sent ID will be 0 if the packet is from the phone, which we don't count as
-    // an edge. So we assume that if it's zero, then this packet is from our node.
+    LOG_DEBUG("updateNeighbors");
+    // The last sent ID will be 0 if the packet is from the phone, which we don't
+    // count as an edge. So we assume that if it's zero, then this packet is from
+    // our node.
     if (mp.which_payload_variant == meshtastic_MeshPacket_decoded_tag && mp.from) {
         getOrCreateNeighbor(mp.from, np->last_sent_by_id, np->node_broadcast_interval_secs, mp.rx_snr);
     }
@@ -188,7 +222,8 @@ meshtastic_Neighbor *NeighborInfoModule::getOrCreateNeighbor(NodeNum originalSen
             // if found, update it
             neighbors[i].snr = snr;
             neighbors[i].last_rx_time = getTime();
-            // Only if this is the original sender, the broadcast interval corresponds to it
+            // Only if this is the original sender, the broadcast interval corresponds
+            // to it
             if (originalSender == n && node_broadcast_interval_secs != 0)
                 neighbors[i].node_broadcast_interval_secs = node_broadcast_interval_secs;
             return &neighbors[i];
@@ -200,10 +235,12 @@ meshtastic_Neighbor *NeighborInfoModule::getOrCreateNeighbor(NodeNum originalSen
     new_nbr.node_id = n;
     new_nbr.snr = snr;
     new_nbr.last_rx_time = getTime();
-    // Only if this is the original sender, the broadcast interval corresponds to it
+    // Only if this is the original sender, the broadcast interval corresponds to
+    // it
     if (originalSender == n && node_broadcast_interval_secs != 0)
         new_nbr.node_broadcast_interval_secs = node_broadcast_interval_secs;
-    else // Assume the same broadcast interval as us for the neighbor if we don't know it
+    else // Assume the same broadcast interval as us for the neighbor if we don't
+         // know it
         new_nbr.node_broadcast_interval_secs = moduleConfig.neighbor_info.update_interval;
 
     if (neighbors.size() < MAX_NUM_NEIGHBORS) {

src/modules/NeighborInfoModule.h

@@ -28,6 +28,10 @@ class NeighborInfoModule : public ProtobufModule<meshtastic_NeighborInfo>, priva
      */
     virtual bool handleReceivedProtobuf(const meshtastic_MeshPacket &mp, meshtastic_NeighborInfo *nb) override;
 
+    /* Messages can be received that have the want_response bit set.  If set, this callback will be invoked
+     * so that subclasses can (optionally) send a response back to the original sender.  */
+    virtual meshtastic_MeshPacket *allocReply() override;
+
     /*
      * Collect neighbor info from the nodeDB's history, capping at a maximum number of entries and max time
      * @return the number of entries collected
@@ -66,5 +70,8 @@ class NeighborInfoModule : public ProtobufModule<meshtastic_NeighborInfo>, priva
     /* These are for debugging only */
     void printNeighborInfo(const char *header, const meshtastic_NeighborInfo *np);
     void printNodeDBNeighbors();
+
+  private:
+    uint32_t lastSentReply = 0; // Last time we sent a position reply (used for reply throttling only)
 };
 extern NeighborInfoModule *neighborInfoModule;

src/mqtt/MQTT.cpp

@@ -51,6 +51,7 @@ constexpr int reconnectMax = 5;
 static uint8_t bytes[meshtastic_MqttClientProxyMessage_size + 30]; // 12 for channel name and 16 for nodeid
 
 static bool isMqttServerAddressPrivate = false;
+static bool isConnected = false;
 
 inline void onReceiveProto(char *topic, byte *payload, size_t length)
 {
@@ -320,8 +321,10 @@ bool connectPubSub(const PubSubConfig &config, PubSubClient &pubSub, Client &cli
     std::string nodeId = nodeDB->getNodeId();
     const bool connected = pubSub.connect(nodeId.c_str(), config.mqttUsername, config.mqttPassword);
     if (connected) {
+        isConnected = true;
         LOG_INFO("MQTT connected");
     } else {
+        isConnected = false;
         LOG_WARN("Failed to connect to MQTT server");
     }
     return connected;
@@ -507,6 +510,7 @@ bool MQTT::publish(const char *topic, const uint8_t *payload, size_t length, boo
 
 void MQTT::reconnect()
 {
+    isConnected = false;
     if (wantsLink()) {
         if (moduleConfig.mqtt.proxy_to_client_enabled) {
             LOG_INFO("MQTT connect via client proxy instead");
@@ -534,7 +538,7 @@ void MQTT::reconnect()
             runASAP = true;
             reconnectCount = 0;
             isMqttServerAddressPrivate = isPrivateIpAddress(clientConnection->remoteIP());
-
+            isConnected = true;
             publishNodeInfo();
             sendSubscriptions();
         } else {
@@ -688,7 +692,7 @@ void MQTT::publishNodeInfo()
 }
 void MQTT::publishQueuedMessages()
 {
-    if (mqttQueue.isEmpty())
+    if (mqttQueue.isEmpty() || !isConnected)
         return;
 
     LOG_DEBUG("Publish enqueued MQTT message");
@@ -895,4 +899,4 @@ void MQTT::perhapsReportToMap()
 
     // Update the last report time
     last_report_to_map = millis();
-}
+}

src/platform/nrf52/main-nrf52.cpp

@@ -14,6 +14,9 @@
 #include "error.h"
 #include "main.h"
 #include "meshUtils.h"
+#include "power.h"
+
+#include <hal/nrf_lpcomp.h>
 
 #ifdef BQ25703A_ADDR
 #include "BQ25713.h"
@@ -389,6 +392,23 @@ void cpuDeepSleep(uint32_t msecToWake)
         nrf_gpio_cfg_sense_set(BUTTON_PIN, sense);           // Apply SENSE to wake up the device from the deep sleep
 #endif
 
+#ifdef BATTERY_LPCOMP_INPUT
+        // Wake up if power rises again
+        nrf_lpcomp_config_t c;
+        c.reference = BATTERY_LPCOMP_THRESHOLD;
+        c.detection = NRF_LPCOMP_DETECT_UP;
+        c.hyst = NRF_LPCOMP_HYST_NOHYST;
+        nrf_lpcomp_configure(NRF_LPCOMP, &c);
+        nrf_lpcomp_input_select(NRF_LPCOMP, BATTERY_LPCOMP_INPUT);
+        nrf_lpcomp_enable(NRF_LPCOMP);
+
+        battery_adcEnable();
+
+        nrf_lpcomp_task_trigger(NRF_LPCOMP, NRF_LPCOMP_TASK_START);
+        while (!nrf_lpcomp_event_check(NRF_LPCOMP, NRF_LPCOMP_EVENT_READY))
+            ;
+#endif
+
         auto ok = sd_power_system_off();
         if (ok != NRF_SUCCESS) {
             LOG_ERROR("FIXME: Ignoring soft device (EasyDMA pending?) and forcing system-off!");
@@ -420,4 +440,4 @@ void enterDfuMode()
 #else
     enterUf2Dfu();
 #endif
-}
+}

src/platform/portduino/PortduinoGlue.cpp

@@ -146,6 +146,20 @@ void getMacAddr(uint8_t *dmac)
     }
 }
 
+std::string cleanupNameForAutoconf(std::string name)
+{
+    // Convert spaces -> dashes, lowercase
+
+    std::transform(name.begin(), name.end(), name.begin(), [](unsigned char c) {
+        if (c == ' ') {
+            return '-';
+        }
+        return (char)std::tolower(c);
+    });
+
+    return name;
+}
+
 /** apps run under portduino can optionally define a portduinoSetup() to
  * use portduino specific init code (such as gpioBind) to setup portduino on their host machine,
  * before running 'arduino' code.
@@ -218,6 +232,11 @@ void portduinoSetup()
     // If LoRa `Module: auto` (default in config.yaml),
     // attempt to auto config based on Product Strings
     if (portduino_config.lora_module == use_autoconf) {
+        bool found_hat = false;
+        bool found_rak_eeprom = false;
+        bool found_ch341 = false;
+
+        char hat_vendor[96] = {0};
         char autoconf_product[96] = {0};
         // Try CH341
         try {
@@ -227,21 +246,32 @@ void portduinoSetup()
             ch341Hal->getProductString(autoconf_product, 95);
             delete ch341Hal;
             std::cout << "autoconf: Found CH341 device " << autoconf_product << std::endl;
+
+            found_ch341 = true;
         } catch (...) {
             std::cout << "autoconf: Could not locate CH341 device" << std::endl;
         }
         // Try Pi HAT+
         if (strlen(autoconf_product) < 6) {
             std::cout << "autoconf: Looking for Pi HAT+..." << std::endl;
+            if (access("/proc/device-tree/hat/vendor", R_OK) == 0) {
+                std::ifstream hatVendorFile("/proc/device-tree/hat/vendor");
+                if (hatVendorFile.is_open()) {
+                    hatVendorFile.read(hat_vendor, 95);
+                    hatVendorFile.close();
+                }
+            }
             if (access("/proc/device-tree/hat/product", R_OK) == 0) {
                 std::ifstream hatProductFile("/proc/device-tree/hat/product");
                 if (hatProductFile.is_open()) {
                     hatProductFile.read(autoconf_product, 95);
                     hatProductFile.close();
                 }
-                std::cout << "autoconf: Found Pi HAT+ " << autoconf_product << " at /proc/device-tree/hat/product" << std::endl;
+                std::cout << "autoconf: Found Pi HAT+ " << hat_vendor << " " << autoconf_product << " at /proc/device-tree/hat"
+                          << std::endl;
+                found_hat = true;
             } else {
-                std::cout << "autoconf: Could not locate Pi HAT+ at /proc/device-tree/hat/product" << std::endl;
+                std::cout << "autoconf: Could not locate Pi HAT+ at /proc/device-tree/hat" << std::endl;
             }
         }
         // attempt to load autoconf data from an EEPROM on 0x50
@@ -297,6 +327,7 @@ void portduinoSetup()
                         autoconf_product[0] = 0x0;
                     } else {
                         std::cout << "autoconf: Found eeprom data " << autoconf_raw << std::endl;
+                        found_rak_eeprom = true;
                         if (mac_start != nullptr) {
                             std::cout << "autoconf: Found mac data " << mac_start << std::endl;
                             if (strlen(mac_start) == 12)
@@ -325,12 +356,29 @@ void portduinoSetup()
         if (strlen(autoconf_product) > 0) {
             // From configProducts map in PortduinoGlue.h
             std::string product_config = "";
-            try {
+
+            if (configProducts.find(autoconf_product) != configProducts.end()) {
                 product_config = configProducts.at(autoconf_product);
-            } catch (std::out_of_range &e) {
-                std::cerr << "autoconf: Unable to find config for " << autoconf_product << std::endl;
-                exit(EXIT_FAILURE);
+            } else {
+                if (found_hat) {
+                    product_config =
+                        cleanupNameForAutoconf("lora-hat-" + std::string(hat_vendor) + "-" + autoconf_product + ".yaml");
+                } else if (found_ch341) {
+                    product_config = cleanupNameForAutoconf("lora-usb-" + std::string(autoconf_product) + ".yaml");
+                }
+
+                // Don't try to automatically find config for a device with RAK eeprom.
+                if (found_rak_eeprom) {
+                    std::cerr << "autoconf: Found unknown RAK product " << autoconf_product << std::endl;
+                    exit(EXIT_FAILURE);
+                }
+                if (access((portduino_config.available_directory + product_config).c_str(), R_OK) != 0) {
+                    std::cerr << "autoconf: Unable to find config for " << autoconf_product << "(tried " << product_config << ")"
+                              << std::endl;
+                    exit(EXIT_FAILURE);
+                }
             }
+
             if (loadConfig((portduino_config.available_directory + product_config).c_str())) {
                 std::cout << "autoconf: Using " << product_config << " as config file for " << autoconf_product << std::endl;
             } else {

src/power.h

@@ -144,4 +144,6 @@ class Power : private concurrency::OSThread
 #endif
 };
 
+void battery_adcEnable();
+
 extern Power *power;

variants/nrf52840/heltec_mesh_node_t114/variant.h

@@ -210,6 +210,16 @@ No longer populated on PCB
 #define VBAT_AR_INTERNAL AR_INTERNAL_3_0
 #define ADC_MULTIPLIER (4.916F)
 
+// rf52840 AIN2 = Pin 4
+#define BATTERY_LPCOMP_INPUT NRF_LPCOMP_INPUT_2
+
+// We have AIN2 with a VBAT divider so AIN2 = VBAT * (100/490)
+// We have the device going deep sleep under 3.1V, which is AIN2 = 0.63V
+// So we can wake up when VBAT>=VDD is restored to 3.3V, where AIN2 = 0.67V
+// Ratio 0.67/3.3 = 0.20, so we can pick a bit higher, 2/8 VDD, which means
+// VBAT=4.04V
+#define BATTERY_LPCOMP_THRESHOLD NRF_LPCOMP_REF_SUPPLY_2_8
+
 #define HAS_RTC 0
 #ifdef __cplusplus
 }

variants/nrf52840/rak4631/variant.h

@@ -267,6 +267,20 @@ SO GPIO 39/TXEN MAY NOT BE DEFINED FOR SUCCESSFUL OPERATION OF THE SX1262 - TG
 #define VBAT_AR_INTERNAL AR_INTERNAL_3_0
 #define ADC_MULTIPLIER 1.73
 
+// RAK4630 AIN0 = nrf52840 AIN3 = Pin 5
+#define BATTERY_LPCOMP_INPUT NRF_LPCOMP_INPUT_3
+
+// We have AIN3 with a VBAT divider so AIN3 = VBAT * (1.5/2.5)
+// We have the device going deep sleep under 3.1V, which is AIN3 = 1.86V
+// So we can wake up when VBAT>=VDD is restored to 3.3V, where AIN3 = 1.98V
+// 1.98/3.3 = 6/10, but that's close to the VBAT divider, so we
+// pick 6/8VDD, which means VBAT=4.1V.
+// Reference:
+// VDD=3.3V AIN3=5/8*VDD=2.06V VBAT=1.66*AIN3=3.41V
+// VDD=3.3V AIN3=11/16*VDD=2.26V VBAT=1.66*AIN3=3.76V
+// VDD=3.3V AIN3=6/8*VDD=2.47V VBAT=1.66*AIN3=4.1V
+#define BATTERY_LPCOMP_THRESHOLD NRF_LPCOMP_REF_SUPPLY_11_16
+
 #define HAS_RTC 1
 
 #define HAS_ETHERNET 1

version.properties

@@ -1,4 +1,4 @@
 [VERSION]  
 major = 2
 minor = 7
-build = 14
+build = 16