fix: ignore ttyAMA0 serial interface

hardwareInterface.py

@@ -15,6 +15,9 @@ class hardwareInterface():
         ports = []
         self.addToTrace('Available serial ports:')
         for n, (port, desc, hwid) in enumerate(sorted(comports()), 1):
+            if (port=="/dev/ttyAMA0"):
+                self.addToTrace("ignoring /dev/ttyAMA0, because this is not an USB serial port")
+            else:
                 self.addToTrace('{:2}: {:20} {!r}'.format(n, port, desc))
                 ports.append(port)
         if (len(ports)<1):