- Burn Raspian OS image to Raspberry Pi
- Update the
config.txt
by addingenable_uart=1
to the end of the file - Boot up the Raspberry Pi, login and enable agetty on the Arduboy Serial Port
$ sudo systemctl enable [email protected]
- Then start the service immediately
$ sudo systemctl start [email protected]
This will make the Pi automatically show a Linux login prompt on the Arduboy when it’s connected.
- Open up the terminal app in Ardutosh and connect the USB from the Arduboy to the Pi and the login prompt show display!