In just 100 seconds, learn how Arduino works - from its microcontroller and architecture to how it's programmed and used in real-world projects. A fast, simple intro to one of the most powerful tools ...

Outputting data from a microcontroller over a serial port is convenient and easy, but formatting, visualizing, and analyzing the data can be tedious and frustrating. [Alex Spataru] knows this all ...

After some research, it was determined that it would be relatively simple to have an Arduino convert incoming serial data into a parallel output to the printer.

A quick strong DIY output buffer for an Arduino (or other) pulse generator? I am not sure why pulse generator buffers are so fascinating at the moment.