Getting Started With Bluetooth Low Energy: Tool... May 2026

: Affordable, widely available, and supports dual-mode Bluetooth.

a heartbeat or battery-level example to your development board. Open nRF Connect on your phone to scan for the device. Connect and explore the GATT table to see the UUIDs. Subscribe to notifications to see data update in real-time. Getting Started with Bluetooth Low Energy: Tool...

: The "Central" (Phone) scans; the "Peripheral" (Sensor) advertises. Getting Started with Bluetooth Low Energy: Tool...

: Use this in tandem with a sniffer to see raw data packets, timing, and connection handshakes. Getting Started with Bluetooth Low Energy: Tool...

: Defines how data is structured and exchanged (Services and Characteristics).