I'm trying to connect my Raspberry Pi 3B to an Arduino that has an HC-05 bluetooth chip to send commands. I have successfully paired between the HC-05 and the Pi using bluetoothctl: Device 98:7B:F3:57:76:34 Name: BT05 Alias: BT05 Paired: yes Trusted: yes Blocked: no Connected: yes LegacyPairing: no ...