removed now redundant code(GPS lines in loop func).

src/multi-tracker.cpp

@@ -223,23 +223,6 @@ void setup(void) {
 void loop() {
   unsigned long currentTime = millis();  // Get the current time
 
-  // GPS Data Handling
-  if (gpsSerial.available() > 0) {       // Check if data is available from the GPS module
-    gps.encode(gpsSerial.read());        // Decode the GPS data
-    if (gps.location.isValid()) {        // Check if GPS location data is valid
-      //double latitude = gps.location.lat();  // Get latitude
-      //double longitude = gps.location.lng(); // Get longitude
-      msg_out.latitude = gps.location.lat();
-      msg_out.longitude = gps.location.lat();
-      Serial.print("Lat: ");                 // Output latitude for debugging
-      Serial.println(msg_out.latitude, 6);           // Print latitude with 6 decimal places
-      Serial.print("Lon: ");                 // Output longitude for debugging
-      Serial.println(msg_out.longitude, 6);          // Print longitude with 6 decimal places
-    } else {
-      Serial.println("Waiting for valid GPS data...");  // GPS signal lost or invalid
-    }
-  }
-
   // Magnetometer Readings
   sensors_event_t event;               // Create an event to store magnetometer readings
   lis2mdl.getEvent(&event);            // Get magnetic field data
@@ -390,6 +373,21 @@ void sendGPSData() {
   // - Use the LoRa library to send the data to the paired device
   // Example: LoRa.beginPacket(); LoRa.print(latitude); LoRa.print(longitude); LoRa.endPacket(); 
 
+    //Don't waste cpu cycles if no new gps data.
+    if(GPS_GetCoordinates() == NoReply){
+        return;
+    }
+
+    for(db = RF9X_MIN_DB; db <= RF9X_MAX_DB; db++) {
+    Radio_SendMsg(&msg_out);
+    if(Radio_CheckForMsg(&msg_in) == Ok) {
+      break;
+    }
+    else{
+      Serial.print("TX Power set to:");
+      Serial.println(db);
+    }
+  } 
 }
 
 // Future function to receive GPS data from the other device via LoRa - See adafruit LORA code examples