nRF 52840 Bluetooth Module: The Swiss Army Knife of 2.4 GHz Radios
nRF 52840 Bluetooth Module: A First Look The nRF 52840 Bluetooth module is a postage-stamp slab of Nordic silicon wrapped in a 3.5 mm QFN package, yet it crams a…
Indoor Positioning Beacon: The Lighthouse Inside Buildings
What Exactly Is an Indoor Positioning Beacon? An indoor positioning beacon is a coin-sized radio that coughs out a 2.4 GHz Bluetooth Low Energy packet once every second. It never…
Proximity Beacon: The Pocket-Sized Radar of Modern Life
What Is a Proximity Beacon? A proximity beacon is a thumb-sized Bluetooth Low Energy radio that coughs out a short packet once every second, sometimes faster, sometimes slower. It never…
Asset Tracking Beacon: The Silent Sentinel of Modern Logistics
What Exactly Is an Asset Tracking Beacon? An asset tracking beacon is a palm-sized, battery-powered radio that shouts its name once every second, once every minute, or once every hour—whatever…
Bluetooth 6.0: The Next Leap Forward in Wireless Connectivity
Bluetooth 6.0: A First Look at the Future In January 2024 the Bluetooth SIG quietly released version 6.0 of the core specification. On paper the jump from 5.4 looks incremental,…
Bluetooth Channel Deep Dive
What Exactly Is a Bluetooth Channel? When someone says “Bluetooth channel,” they usually mean one of the seventy-nine 1 MHz slices—or, in BLE, forty 2 MHz slices—that the protocol uses…
Bluetooth: Why Broadcast Channels Must Stay Apart
The Airwaves at 2.4 GHz Bluetooth lives in the 2.4 GHz Industrial, Scientific and Medical (ISM) band, a slice of spectrum shared by Wi-Fi, Zigbee, microwave ovens, baby monitors and…
Swapping Out the HC-05: A Practical Guide to Bluetooth Module Replacement
Bluetooth Module: When the HC-05 Needs a New Life The HC-05 has been the go-to Bluetooth module for hobbyists and small-scale manufacturers for years. Its simplicity and rock-solid UART bridge…
Applications of Bluetooth Module and Bluetooth WiFi Combo Module
Introduction to Bluetooth Module Bluetooth modules are essential components in wireless communication, enabling devices to connect and interact seamlessly. These modules are widely used in various applications due to their…
Programming a Bluetooth Module: A Comprehensive Guide
Introduction to Bluetooth Module Programming Bluetooth modules are versatile components that enable wireless communication between devices. They are widely used in various applications due to their reliability, low power consumption,…