A hackerspace is a place that generally needs to be accessed by a wide group of people, often at weird and unusual hours.

While searching for new products on AliExpress, I came across the SayoDevice OSU O3C, which looks very similar to other macro ...

You may or may not be reading this on a smartphone, but odds are that even if you aren’t, you own one. Well, possess one, anyway — it’s debatable if the locked-down, one-way relationships we have with ...

Abstract: Developing programming competencies is essential for systems, information science, computer science, and electrical engineering students. Engineering students usually face the complexity of ...

Abstract: This system presents the design and implementation of a password-based door lock system integrated with LED light control for enhanced security. The proposed system allows password entry ...

The PCB must be mounted floated, otherwise key presses don't work reliable. Connect pins 3 and 4 on connector P1 for 16-pin button mode. Smaller keypads with less pins may work, but are not tested.

The main purpose of this project is to reduce time of development :) Sometimes programming the hardware takes too much time during debugging, so one can emulate the output of the ADAFRUIT GFX library ...