--- title: "#bluetooth-low-energy articles | Hashnode" description: "Explore 44 articles tagged #bluetooth-low-energy on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/bluetooth-low-energy" --- Tag # #bluetooth-low-energy 44 posts · 1 followers [Bleuio](https://hashnode.com/@bleuio) · [4d ago](https://hashnode.com/posts/bluetooth-low-energy-ble-explained-from-the-basics-to-your-first-scan/6af33117a4c01239cf89c434) ### [Bluetooth Low Energy (BLE) Explained: From the Basics to Your First Scan](https://bleuio.hashnode.dev/bluetooth-low-energy-ble-explained-from-the-basics-to-your-first-scan?utm_source=hashnode&utm_medium=feed) Get started with Bluetooth Low Energy 10 min read · [bleuio.hashnode.dev](https://bleuio.hashnode.dev/bluetooth-low-energy-ble-explained-from-the-basics-to-your-first-scan?utm_source=hashnode&utm_medium=feed) [Subramanya M Rao](https://hashnode.com/@Subramanya11) · [Sep 2](https://hashnode.com/posts/how-we-built-a-production-ready-react-native-bluetooth-app/6a985e93d55090a0694fbadb) ### [How We Built a Production-Ready React Native Bluetooth App](https://subramanyarao.hashnode.dev/how-we-built-a-production-ready-react-native-bluetooth-app?utm_source=hashnode&utm_medium=feed) The engineering behind SKEEDAD: BLE packet reconstruction, five-sensor streaming, offline-first SQLite, Android background monitoring, Firebase sync, and reliable APK delivery. 15 min read · [subramanyarao.hashnode.dev](https://subramanyarao.hashnode.dev/how-we-built-a-production-ready-react-native-bluetooth-app?utm_source=hashnode&utm_medium=feed) [Nikheel Vishwas Savant](https://hashnode.com/@nsavant) · [Aug 5](https://hashnode.com/posts/bluetooth-low-energy-in-flutter-a-handbook-for-devs/6a7371ed8a363785f313b058) ### [Bluetooth Low Energy in Flutter: A Handbook for Devs](https://freecodecamp.org/news/bluetooth-low-energy-in-flutter-a-handbook-for-devs?utm_source=hashnode&utm_medium=feed) Most Flutter tutorials stop at network calls and REST APIs. The moment you need to talk to a physical device, a heart rate monitor, a smart bulb, a fitness tracker, an industrial sensor, or your own c 50 min read · [freecodecamp.org](https://freecodecamp.org/news/bluetooth-low-energy-in-flutter-a-handbook-for-devs?utm_source=hashnode&utm_medium=feed) [Shravan Revanna](https://hashnode.com/@shravanrevanna) · [Jun 18](https://hashnode.com/posts/i-reverse-engineered-my-2k-mi-band-to-read-my-heart-rate-live-on-my-mac-and-sync-with-smart-lights/6a33c3c7577e7ff11bd255c1) ### [I Reverse-Engineered My ₹2k Mi Band to Read My Heart Rate Live on My Mac and Sync with Smart lights](https://blog.shravanrevanna.me/i-reverse-engineered-my-2k-mi-band-to-read-my-heart-rate-live-on-my-mac-and-sync-with-smart-lights?utm_source=hashnode&utm_medium=feed) I reverse-engineered the Mi Band 5 BLE protocol to stream live heart rate into Python, build a dashboard, and sync heartrate to smart light 7 min read · [blog.shravanrevanna.me](https://blog.shravanrevanna.me/i-reverse-engineered-my-2k-mi-band-to-read-my-heart-rate-live-on-my-mac-and-sync-with-smart-lights?utm_source=hashnode&utm_medium=feed) [Nikheel Vishwas Savant](https://hashnode.com/@nsavant) · [Apr 8](https://hashnode.com/posts/the-bluetooth-le-audio-handbook/69d6805e707c1ce76855752b) ### [The Bluetooth LE Audio Handbook: From "Why Does My Call Sound Like a Tin Can?" to AOSP Implementation](https://freecodecamp.org/news/the-bluetooth-le-audio-handbook?utm_source=hashnode&utm_medium=feed) Since the early 2000s, Bluetooth has been the dominant way we listen to wireless audio, powering everything from the first mono headsets to today's true wireless earbuds. But the underlying technology 42 min read · [freecodecamp.org](https://freecodecamp.org/news/the-bluetooth-le-audio-handbook?utm_source=hashnode&utm_medium=feed) [Sukhdeep Hunjan](https://hashnode.com/@sukhsingh) · [Mar 18](https://hashnode.com/posts/how-bluetooth-low-energy-ble-actually-works-architecture-gap-gatt-and-device-roles/69ba37f1c22d3eeb8a37dc4d) ### [How Bluetooth Low Energy (BLE) Actually Works: Architecture, GAP, GATT and Device Roles](https://sukhdeep.hashnode.dev/how-bluetooth-low-energy-ble-actually-works-architecture-gap-gatt-and-device-roles?utm_source=hashnode&utm_medium=feed) A practical guide to Bluetooth Low Energy connectivity covering Central and Peripheral roles, device discovery, GATT services, characteristics, and re 8 min read · [sukhdeep.hashnode.dev](https://sukhdeep.hashnode.dev/how-bluetooth-low-energy-ble-actually-works-architecture-gap-gatt-and-device-roles?utm_source=hashnode&utm_medium=feed) [Nikheel Vishwas Savant](https://hashnode.com/@nsavant) · [Feb 4](https://hashnode.com/posts/how-aosp-16-bluetooth-scanner-works-the-ultimate-guide/6983ae630a7fef9ac2d90313) ### [How AOSP 16 Bluetooth Scanner Works: The Ultimate Guide](https://freecodecamp.org/news/how-aosp-16-bluetooth-scanner-works-the-ultimate-guide?utm_source=hashnode&utm_medium=feed) Ah, Bluetooth. The technology we all love to hate. It's like that one friend who's always just about to connect, but then... doesn't. For years, Android developers have been locked in a dramatic, often tragic, romance with Bluetooth. We've wrestled w... 60 min read · [freecodecamp.org](https://freecodecamp.org/news/how-aosp-16-bluetooth-scanner-works-the-ultimate-guide?utm_source=hashnode&utm_medium=feed) [Antanas Stankevičius](https://hashnode.com/@Stankevicius) · [Jan 23](https://hashnode.com/posts/bluetooth-relay-and-silicon-labs/69733b6bb208e0380f6644ee) ### [Bluetooth Relay & Silicon Labs](https://stankevicius.dev/bluetooth-relay-and-silicon-labs?utm_source=hashnode&utm_medium=feed) This project was inspired by a real-world business case that required a wireless-controlled relay used to control a vehicle’s fuel pump or starting mechanism in order to prevent vehicle theft. In this scenario, the relay is installed inside the vehic... 2 min read · [stankevicius.dev](https://stankevicius.dev/bluetooth-relay-and-silicon-labs?utm_source=hashnode&utm_medium=feed) [Junluan Tsui](https://hashnode.com/@blevoice) · [Jan 12](https://hashnode.com/posts/guide-to-adding-ble-connection-passcodes-for-the-kt1025a-bluetooth-chip/6964b020be1ffdac055d5a17) ### [Guide to Adding BLE Connection Passcodes for the KT1025A Bluetooth Chip](https://ble-voice.hashnode.dev/guide-to-adding-ble-connection-passcodes-for-the-kt1025a-bluetooth-chip?utm_source=hashnode&utm_medium=feed) BLE connection password setting on KT1025A Bluetooth audio chip. 2 min read · [ble-voice.hashnode.dev](https://ble-voice.hashnode.dev/guide-to-adding-ble-connection-passcodes-for-the-kt1025a-bluetooth-chip?utm_source=hashnode&utm_medium=feed) [Mohammed Mohsin](https://hashnode.com/@mohsinxyz) · [Jan 2](https://hashnode.com/posts/the-protocol-nobody-uses/6957bf727c9f236d49017de1) ### [The Protocol Nobody Uses](https://blog.mohsin.xyz/the-protocol-nobody-uses?utm_source=hashnode&utm_medium=feed) Why Bluetooth's best-kept secret stays secret 11 min read · [blog.mohsin.xyz](https://blog.mohsin.xyz/the-protocol-nobody-uses?utm_source=hashnode&utm_medium=feed)