It also based on Android and Arduino platform both of which are free open source software. In this paper, a system called door locks automation system using Bluetooth-based Android Smartphone is ...

In these applications, it now becomes easy to control and/or read units wirelessly via Bluetooth technology. The Bluetooth I/O module OBI 411 implements wireless I/O functionality and is ideal for ...

Schlage adds Android support for its Bluetooth smart lock. by Shannon Liao. Aug 16, 2017 ... but it’s odd that Schlage’s own hub doesn’t support Alexa or other home automation solutions ...

As if that’s not enough, you can even arm your Home Assistant server with additional peripherals. A Bluetooth module is one such accessory, since many budget-friendly SBCs, NUCs, and even the ...

The Bluetooth module wants 3.3v logic levels so that is taken into account. The image above shows a buffer chip doing the conversion, but the Fritzing schematic on the post uses a voltage divider.