Build festive decorations using Arduino and Raspberry Pi with these five creative holiday projects and video tutorials ...

Description: $2 for pcb Prototype, for more information visit: Download the codes here Arduino simple shield potentiometer ...

Once you’ve ground the beans and tamped the grounds just so, pulling the perfect shot of espresso comes down to timing. Ideally, the extraction should last 20-30 seconds, from the first dark drips to ...

The LED, or light-emitting diode, is very unlikely to fail, and if it does, it goes out slowly over the years. Instead, it's the other electrical bits in LED bulbs that fail and cut off the bulb's ...