The MultiCalculator is built around a Pro Mini and is programmable, even after the construction is finished, through a 6way female header at the back. The software is bilingual, the menu language can ...

Magnets (especially those ball magnets!) are endlessly fascinating, aren’t they? It’s almost dangerous to combine them with LEDs, because how are you supposed to get anything done with something like ...

This articles describes how you can use I2C (TWI) communication, Arduino and temperature sensors to measure 3 different temperatures. It can be very helpful when you want to measure the outside, ...