but you can build your own secure access with an Arduino. Just be warned: this one is a bit more complicated than the others on this list. You'll need the sensor module R305 to read your fingerprint ...

This stemmed from a review of a friend’s circuit design that used the UART in the ... for those rolling their own boards out of an Arduino-based prototype, but it will work in any situation ...

We could see this coming in handy for prototyping where you don’t want to add a header to your final design ... That one is a full Arduino, but the circuit board has no substrate.

The kit comes with Arduino Mega, which will serve as the brain, along with ESP8266 Wi-Fi Shield for remote control, a motor ...