Improve log tracking event

examples/rf_packet_monitor.py

@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+import asyncio
+import argparse
+from meshcore import MeshCore
+from meshcore.events import EventType
+
+async def main():
+    parser = argparse.ArgumentParser(description='MeshCore RF Packet Monitor')
+    parser.add_argument('-p', '--port', required=True, help='Serial port path')
+    args = parser.parse_args()
+    
+    try:
+        # Connect to device
+        print(f"Connecting to {args.port}...")
+        mc = await MeshCore.create_serial(args.port, 115200)
+        
+        def handle_rf_packet(event):
+            packet = event.payload
+            if isinstance(packet, dict):
+                print(f"Raw RF packet received:")
+                if 'snr' in packet:
+                    print(f"  SNR: {packet['snr']:.1f} dB")
+                if 'rssi' in packet:
+                    print(f"  RSSI: {packet['rssi']} dBm")
+                if 'payload_length' in packet:
+                    print(f"  Payload length: {packet['payload_length']} bytes")
+                if 'payload' in packet:
+                    print(f"  Payload (hex): {packet['payload']}")
+            else:
+                print(f"RF packet received: {packet}")
+        
+        # Subscribe to RF log data
+        subscription = mc.subscribe(EventType.RX_LOG_DATA, handle_rf_packet)
+        
+        print("Waiting for log data (press Ctrl+C to exit)...")
+        try:
+            # Keep the script running to receive logs
+            while True:
+                await asyncio.sleep(1)
+        except KeyboardInterrupt:
+            print("\nExiting...")
+        
+        # Clean up
+        mc.unsubscribe(subscription)
+        await mc.disconnect()
+        
+    except Exception as e:
+        print(f"Error: {e}")
+
+if __name__ == '__main__':
+    asyncio.run(main())