Bump to .27

Fix formula to consider Bandwidth in kHz

src/configuration.h

@@ -145,7 +145,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 // #define DISABLE_NTP
 
 // Disable the welcome screen and allow 
-// #define DISABLE_WELCOME_UNSET
+#define DISABLE_WELCOME_UNSET
 
 // -----------------------------------------------------------------------------
 // OLED & Input

src/mesh/RadioInterface.cpp

@@ -35,8 +35,15 @@ const RegionInfo regions[] = {
         https://www.legislation.gov.uk/uksi/1999/930/schedule/6/part/III/made/data.xht?view=snippet&wrap=true
 
         audio_permitted = false per regulation
+
+        Special Note:
+        The link above describes LoRaWAN's band plan, stating a power limit of 16 dBm. This is their own suggested specification,
+        we do not need to follow it. The European Union regulations clearly state that the power limit for this frequency range is 500 mW, or 27 dBm.
+        It also states that we can use interference avoidance and spectrum access techniques to avoid a duty cycle.
+        (Please refer to section 4.21 in the following document)
+        https://ec.europa.eu/growth/tools-databases/tris/index.cfm/ro/search/?trisaction=search.detail&year=2021&num=528&dLang=EN
      */
-    RDEF(EU868, 869.4f, 869.65f, 10, 0, 16, false, false),
+    RDEF(EU868, 869.4f, 869.65f, 10, 0, 27, false, false),
 
     /*
         https://lora-alliance.org/wp-content/uploads/2020/11/lorawan_regional_parameters_v1.0.3reva_0.pdf
@@ -414,10 +421,15 @@ void RadioInterface::applyModemConfig()
     // 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());
     int channel_num = channelSettings.channel_num ? channelSettings.channel_num - 1 : hash(channelName) % numChannels;
-    float freq = myRegion->freqStart + ((((myRegion->freqEnd - myRegion->freqStart) / numChannels) / 2) * channel_num);
+
+    // 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));
 
     saveChannelNum(channel_num);
-    saveFreq(freq);
+    saveFreq(freq + config.lora.frequency_offset);
 
     DEBUG_MSG("Set radio: region=%s, name=%s, config=%u, ch=%d, power=%d\n", myRegion->name, channelName, loraConfig.modem_preset, channel_num, power);
     DEBUG_MSG("Radio myRegion->freqStart / myRegion->freqEnd: %f -> %f (%f mhz)\n", myRegion->freqStart, myRegion->freqEnd, myRegion->freqEnd - myRegion->freqStart);

src/modules/PositionModule.cpp

@@ -171,23 +171,26 @@ int32_t PositionModule::runOnce()
 
                 // Yes, this has a bunch of magic numbers. Sorry. This is to make the scale non-linear.
                 const float distanceTravelMath = 1203 / (sqrt(pow(myNodeInfo.bitrate, 1.5) / 1.1));
-                uint32_t distanceTravel =
+                uint32_t distanceTravelThreshold =
                     (distanceTravelMath >= distanceTravelMinimum) ? distanceTravelMath : distanceTravelMinimum;
 
                 // Yes, this has a bunch of magic numbers. Sorry.
                 uint32_t timeTravel =
                     ((1500 / myNodeInfo.bitrate) >= timeTravelMinimum) ? (1500 / myNodeInfo.bitrate) : timeTravelMinimum;
-
-                // If the distance traveled since the last update is greater than 100 meters
-                //   and it's been at least 60 seconds since the last update
-                if ((abs(distance) >= distanceTravel) && (now - lastGpsSend >= timeTravel * 1000)) {
+                // If the distance traveled since the last update is greater than distanceTravelMinimum meters
+                //   and it's been at least timeTravelMinimum seconds since the last update
+                if ((abs(distance) >= distanceTravelThreshold) && (now - lastGpsSend) >= (timeTravel * 1000)) {
                     bool requestReplies = currentGeneration != radioGeneration;
                     currentGeneration = radioGeneration;
 
-                    DEBUG_MSG("Sending smart pos@%x:6 to mesh (wantReplies=%d, dt=%d, tt=%d)\n", node2->position.pos_timestamp,
-                              requestReplies, distanceTravel, timeTravel);
+                    DEBUG_MSG("Sending smart pos@%x:6 to mesh (wantReplies=%d, d=%d, dtt=%d, tt=%d)\n", node2->position.pos_timestamp,
+                              requestReplies, distance, distanceTravelThreshold, timeTravel);
                     sendOurPosition(NODENUM_BROADCAST, requestReplies);
 
+                    // Set the current coords as our last ones, after we've compared distance with current and decided to send
+                    lastGpsLatitude = node->position.latitude_i;
+                    lastGpsLongitude = node->position.longitude_i;
+
                     /* Update lastGpsSend to now. This means if the device is stationary, then
                        getPref_position_broadcast_secs will still apply.
                     */

src/modules/Telemetry/EnvironmentTelemetry.cpp

@@ -196,11 +196,13 @@ void EnvironmentTelemetryModule::drawFrame(OLEDDisplay *display, OLEDDisplayUiSt
     }
     display->drawString(x, y += fontHeight(FONT_MEDIUM) - 2, "From: " + String(lastSender) + "(" + String(agoSecs) + "s)");
     display->drawString(x, y += fontHeight(FONT_SMALL) - 2,
-                        "Temp/Hum: " + last_temp + " / " +
-                            String(lastMeasurement.variant.environment_metrics.relative_humidity, 0) + "%");
+        "Temp/Hum: " + last_temp + " / " + String(lastMeasurement.variant.environment_metrics.relative_humidity, 0) + "%");
     if (lastMeasurement.variant.environment_metrics.barometric_pressure != 0)
         display->drawString(x, y += fontHeight(FONT_SMALL),
-                            "Press: " + String(lastMeasurement.variant.environment_metrics.barometric_pressure, 0) + "hPA");
+            "Press: " + String(lastMeasurement.variant.environment_metrics.barometric_pressure, 0) + "hPA");
+    if (lastMeasurement.variant.environment_metrics.voltage != 0)
+        display->drawString(x, y += fontHeight(FONT_SMALL),
+            "Volt/Cur: " + String(lastMeasurement.variant.environment_metrics.voltage, 0) + "V / " + String(lastMeasurement.variant.environment_metrics.current, 0) + "mA");
 }
 
 bool EnvironmentTelemetryModule::handleReceivedProtobuf(const MeshPacket &mp, Telemetry *t)

src/modules/esp32/RangeTestModule.h

@@ -28,7 +28,10 @@ class RangeTestModuleRadio : public SinglePortModule
     uint32_t lastRxID = 0;
 
   public:
-    RangeTestModuleRadio() : SinglePortModule("RangeTestModuleRadio", PortNum_TEXT_MESSAGE_APP) {}
+    RangeTestModuleRadio() : SinglePortModule("RangeTestModuleRadio", PortNum_TEXT_MESSAGE_APP)
+    {
+        loopbackOk = true; // Allow locally generated messages to loop back to the client
+    }
 
     /**
      * Send our payload into the mesh
@@ -50,7 +53,8 @@ class RangeTestModuleRadio : public SinglePortModule
 
     /** Called to handle a particular incoming message
 
-    @return ProcessMessage::STOP if you've guaranteed you've handled this message and no other handlers should be considered for it
+    @return ProcessMessage::STOP if you've guaranteed you've handled this message and no other handlers should be considered for
+    it
     */
     virtual ProcessMessage handleReceived(const MeshPacket &mp) override;
 };

version.properties

@@ -1,4 +1,4 @@
 [VERSION]  
 major = 1
 minor = 3
-build = 23
+build = 27