- serial_line.printf("m 0\n");
- serial_line.set_channel(AltosPreferences.channel());
- serial_line.printf("p\n");
+ serial_line.set_channel(AltosPreferences.channel(device.getSerial()));
+ serial_line.set_callsign(AltosPreferences.callsign());
+ serial_line.printf("p\nE 0\n");
+ serial_line.flush_input();