Bluetooth LE Shorter Connection Intervals: A Hands-On Guide with the nRF54L15
Learn how to implement Bluetooth LE shorter connection intervals for lower latency using the Nordic nRF54L15, with step-by-step configuration and testing.
Bluetooth® Low Energy Protocol
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Automating Bluetooth LE Packet Analysis with RFcreations blueSPY
Guide to automating Bluetooth LE packet capture and analysis using the RFcreations blueSPY sniffer for efficient debugging and testing workflows.
BLE Sniffer Basics + Comparison Guide (Updated 2026)
A BLE sniffer is one of the most crucial tools that every Bluetooth developer should have on hand.
Coded PHY: Bluetooth's Long-Range Feature
A complete guide to Bluetooth long-range mode (Coded PHY), covering how it works, S2 vs S8 configurations, packet format, implementation steps, and real-world smartphone support.
Mastering Bluetooth LE: A Guide to Peripherals and Centrals
A comprehensive guide to understanding Bluetooth LE peripheral and central roles, their key differences, design considerations, and how to choose the right role for your connected device.
Master BLE Sniffing: nRF52840 USB Dongle & Wireshark Guide
Learn how to capture and analyze Bluetooth LE advertising packets with the nRF52840 USB Dongle and Wireshark, including setup, display filters, coloring rules, and custom Wireshark profiles.
Bluetooth HID: An Introduction to Human Interface Devices with Bluetooth LE
Before Bluetooth keyboards and mice, engineers dealt with proprietary protocols and no standardization. From that chaos came USB HID. In this article, we look at how the original HID spec was extended for Bluetooth Low Energy.
Bluetooth Low Energy (BLE): A Complete Guide
Introduced in 2012, BLE provides wireless connectivity for IoT's most critical applications. This guide covers the basics of BLE, protocol architecture, GATT, GAP, and how to get started with development.
Tutorial: How To Design A Bluetooth LE GATT Server For Your Application
Learn how to design a Bluetooth LE GATT server in 4 steps. Covers attributes, services, characteristics, UUIDs, and a weather station example using Silicon Labs' GATT Configurator.
Bluetooth ATT and GATT Explained (Connection-Oriented Communication)
A deep dive into the ATT protocol and GATT profile layers that enable connection-oriented data transfer between Bluetooth LE devices, covering attributes, services, characteristics, and profiles.
The Bluetooth Low Energy Protocol Stack: Understanding the Layers
A beginner-friendly guide to the Bluetooth Low Energy protocol stack, covering the three subsystems (application, host, controller), GAP roles, Link Layer states, and the Physical Layer.
Maximum Data Size in a Bluetooth Advertising Packet
How much data can you actually send in a Bluetooth Low Energy advertising packet? In this post, we break down the advertising packet format, legacy vs. extended advertising PDUs, and the maximum payload sizes for each type.