So let’s say your using an Arduino in your project. You already have the hardware-based serial interface working with one portion of the project and need a second serial port for unrelated hardware.

When [Bill Porter] works on a project, he says that he typically writes his own NMEA standard communications protocols to fit the job at hand. While it makes things easy to troubleshoot, he admits ...

Editor’s note: Last fall, EEWeb announced its inaugural design contest, sponsored by Arduino and Altium, to develop an imaginative and innovative design project of a motor control system with the ...