In order to install the firmware, first pick your door opener control protocol, then pick your ratgdo control board version. No programming or other software required.
Choose your GDO Control Protocol:
Choose your ratgdo control board:
If you can't connect to your ratgdo board make sure you have the right driver installed for the type of board you have.
- ratgdo v2.5i uses a CH340 USB to Serial chipset. [driver download]
- Most D1 Minis use an FTDI USB to Serial chipset. [driver download]
Watch the driver and firmware installation [video on YouTube].