If you’re building your first plotter, or you just like thinking in right angles, you’d probably consider a Cartesian design ...

Update 30.01.2026: added 3mf files for Arduino nano. There is a version with colored red and black lines next to the power rails (Arduino nano board only). Update 27.01.2026: breadboard for Arduino ...

Modbus is a Serial Communication protocol which was discovered by Modicon in 1979 and it is used for transmitting data over serial lines between the industrial electronic devices. RS-485 Modbus uses ...

Before starting this project, you must know that spinning propellers are very dangerous for your eyes and people around. When using the benchtest indoor, you must wear large protective glasses, and ...