His build uses an Arduino Mega with a BlueSMiRF Silver Bluetooth board that actively searches for his phone and initiates a connection if in range. Doors are unlocked directly through a 2 ...
An Arduino mini pro provides the brains. A FT-232 USB to serial board is used to program the Arduino. A standard Bluetooth module has to have HID firmware installed. [Dastardly] makes a homemad ...
Factor in the low prices of Arduino boards, and it’s clear why they ... boards that ship with additional features like Wi-Fi and Bluetooth support. You’ve also got the Mega models that ...