2 Hardware Setup

The keyfob software includes a special feature for automatically detecting old Sub-GHz and Bluetooth Low Energy base stations. Depending on the type of base station, the software utilizes the corresponding Radio Frequency (RF) mode for communication.

Figure 2-1. Hardware Setup

The software contains all the services for a simple keyfob function, such as interrupt services for the buttons, communication type detection, as well as key pairing functions. It also contains the appropriate software for a Bluetooth Low Energy base station.