Protocols & Profiles

Deep dives into BLE protocols, GATT, and standard profiles

7

7 guides in this series

1

GATT UUID & Descriptors (0x2902) Explained — BLE

Understanding the GATT data model in detail

4 min read

 2

BLE Security: Pairing, Bonding, and Encryption

Understanding BLE security mechanisms

4 min read

 3

BLE PHY Layer: 1M, 2M, and Coded PHY Explained

Choosing the right PHY for your application

4 min read

 4

BLE Beacons Explained: iBeacon, Eddystone, and AltBeacon

Comparing beacon protocols and use cases

4 min read

 5

BLE Direction Finding: AoA and AoD for Indoor Positioning

Angle of Arrival and Angle of Departure explained

3 min read

 6

BLE Extended Advertising: Larger Payloads and Multiple Sets

Using BLE 5.0 extended advertising for richer broadcast data

4 min read

 7

Bluetooth Channel Sounding: Sub-Meter Ranging

Phase-based and round-trip ranging in Bluetooth 6.0

4 min read