We thought that connecting an Arduino to a Raspberry Pi was overkill ... [Jan] uses the PHP serial class to communicate between the RPi and Arduino (dead link; Internet Archive).

There are plenty of fun and easy Arduino ... between the two platforms is connectivity. Not only does the Raspberry Pi sport more I/O pins than the Arduino, but it has a good range of ...

For years, there has been a clear distinction between the Arduino and Raspberry Pi boards ... Then there are the pins that double as communication pins. On the Nano, you can access one UART ...

Such is the case with the working transputer that [Amen] has built using a Raspberry Pi Pico. For a thorough ... each transputer chip has four serial communication links for connecting to other ...