He used an Arduino, and multiplexed RGB LEDs with some digital potentiometers to create a color mixing keypad. Since we couldn’t fit the complete 4×4 keypad into a standard 2 gang wall box, we ...

[Andrea] just sent us this great student hack he made for his room. He’s constructed an Arduino keypad door lock — without using any proper fastening hardware! The entire buil ...

2) Display information to LCDs controlled by your Arduino. 3) Be programmed to act as an extensive combination lock 4) Offer commands, such as ENTER, LOAD, CLEAR, etc.

DIY Arduino smart lock with voice recognition access 1:19 pm July 18, 2022 By Julian Horsey Arduino enthusiasts, makers and those of you looking to learn more about electronics.

Why it made the cut: Kwikset’s keypad door lock can’t be controlled remotely, but it’s still an excellent choice for those not sold on a smart home. If you’re interested in living the ...