# BLEFYI — Full Reference

> The world's most comprehensive BLE chip encyclopedia and toolkit.
> 35 BLE chips with full technical specifications.

## Markdown Endpoints

Every content page supports `.md` suffix for LLM-friendly markdown.
Append `.md` to any URL path (e.g., `/chip/nrf52840.md`).

## BLE Chips (35)
- [nRF52832](https://blefyi.com/chip/nrf52832/.md): nRF52832 -- Nordic's mid-range BLE 5.0 SoC with Cortex-M4 and Mesh support.
- [nRF52840](https://blefyi.com/chip/nrf52840/.md): nRF52840 -- Nordic's flagship BLE 5.0 SoC with Zigbee, Thread, and USB.
- [nRF5340](https://blefyi.com/chip/nrf5340/.md): nRF5340 -- Nordic's dual-core BLE 5.2 SoC with LE Audio and direction finding.
- [nRF54L15](https://blefyi.com/chip/nrf54l15/.md): nRF54L15 -- Nordic's ultra-low-power BLE 5.4 SoC with PAwR and RRAM.
- [nRF54H20](https://blefyi.com/chip/nrf54h20/.md): nRF54H20 -- Nordic's high-performance multi-protocol SoC with ML capabilities.
- [ESP32](https://blefyi.com/chip/esp32/.md): ESP32 -- dual-core Wi-Fi + BLE 4.2 SoC for makers and IoT.
- [ESP32-C3](https://blefyi.com/chip/esp32-c3/.md): ESP32-C3 -- RISC-V Wi-Fi + BLE 5.0 SoC for cost-effective IoT.
- [ESP32-C6](https://blefyi.com/chip/esp32-c6/.md): ESP32-C6 -- Wi-Fi 6 + BLE 5 + Thread combo for Matter-ready IoT.
- [ESP32-S3](https://blefyi.com/chip/esp32-s3/.md): ESP32-S3 -- dual-core Wi-Fi + BLE 5 SoC with AI/ML vector extensions.
- [CC2642R](https://blefyi.com/chip/cc2642r/.md): CC2642R -- TI's BLE 5.1 SoC with AoA/AoD direction finding.
- [CC2652R](https://blefyi.com/chip/cc2652r/.md): CC2652R -- TI's multi-protocol BLE/Zigbee/Thread SoC for gateways.
- [DA14695](https://blefyi.com/chip/da14695/.md): DA14695 -- Dialog's BLE 5.2 SoC with display driver and audio codec.
- [DA14531](https://blefyi.com/chip/da14531/.md): DA14531 -- smallest and cheapest BLE SoC for disposable IoT.
- [EFR32BG22](https://blefyi.com/chip/efr32bg22/.md): EFR32BG22 -- Silicon Labs' compact BLE 5.2 SoC with AoA/AoD.
- [EFR32MG24](https://blefyi.com/chip/efr32mg24/.md): EFR32MG24 -- multi-protocol BLE/Zigbee/Thread SoC for Matter.
- [STM32WB55](https://blefyi.com/chip/stm32wb55/.md): STM32WB55 -- dual-core BLE + Zigbee/Thread SoC in the STM32 ecosystem.
- [BlueNRG-LP](https://blefyi.com/chip/bluenrg-lp/.md): BlueNRG-LP -- ST's dedicated BLE 5.2 SoC with direction finding.
- [QCC5171](https://blefyi.com/chip/qcc5171/.md): QCC5171 -- Qualcomm's premium TWS audio SoC with LE Audio.
- [WBZ451](https://blefyi.com/chip/wbz451/.md): WBZ451 -- Microchip's BLE 5.2 + Zigbee SoC for MPLAB ecosystem.
- [CYW20820](https://blefyi.com/chip/cyw20820/.md): CYW20820 -- Infineon's AIROC BLE 5.0 + Classic dual-mode SoC.
- [CYW43439](https://blefyi.com/chip/cyw43439/.md): CYW43439 -- Infineon's Wi-Fi + BLE combo SoC (Raspberry Pi Pico W).
- [RTL8762D](https://blefyi.com/chip/rtl8762d/.md): RTL8762D -- Realtek's BLE 5.1 SoC with display controller.
- [TLSR9518](https://blefyi.com/chip/tlsr9518/.md): TLSR9518 -- Telink's multi-protocol BLE/Zigbee/Thread SoC.
- [Apollo4 Blue Plus](https://blefyi.com/chip/apollo4-blue-plus/.md): Apollo4 Blue Plus -- ultra-low-power BLE SoC with SPOT technology.
- [nRF52810](https://blefyi.com/chip/nrf52810/.md): nRF52810 -- Nordic's entry-level BLE 5.0 SoC for beacons.
- [nRF52820](https://blefyi.com/chip/nrf52820/.md): nRF52820 -- Nordic's BLE 5.1 SoC with AoA/AoD direction finding.
- [nRF52833](https://blefyi.com/chip/nrf52833/.md): nRF52833 -- Nordic's BLE 5.1 SoC (BBC micro:bit v2).
- [CC2340R5](https://blefyi.com/chip/cc2340r5/.md): CC2340R5 -- TI's ultra-low-cost BLE 5.3 SoC for high-volume IoT.
- [EFR32BG21](https://blefyi.com/chip/efr32bg21/.md): EFR32BG21 -- long-range BLE 5.2 SoC with -105 dBm sensitivity.
- [DA14580](https://blefyi.com/chip/da14580/.md): DA14580 -- Dialog's legacy ultra-low-power BLE 4.2 SoC.
- [STM32WB5MMG](https://blefyi.com/chip/stm32wb5mmg/.md): STM32WB5MMG -- certified BLE module with integrated antenna.
- [ESP32-H2](https://blefyi.com/chip/esp32-h2/.md): ESP32-H2 -- BLE 5.2 + Thread/Zigbee for Matter endpoints.
- [TLSR8258](https://blefyi.com/chip/tlsr8258/.md): TLSR8258 -- budget BLE + Zigbee SoC for smart home products.
- [QCC3083](https://blefyi.com/chip/qcc3083/.md): QCC3083 -- Qualcomm's audio SoC with Auracast broadcast audio.
- [BM70](https://blefyi.com/chip/bm70/.md): BM70 -- Microchip's standalone BLE 4.2 module with UART.

## Bluetooth Versions (9)
- [Bluetooth 4.0](https://blefyi.com/version/bluetooth-4-0/.md): The first Bluetooth specification to include Low Energy (LE), enabling coin-cell
- [Bluetooth 4.1](https://blefyi.com/version/bluetooth-4-1/.md): Improved coexistence with LTE, added connection-oriented channels, and allowed d
- [Bluetooth 4.2](https://blefyi.com/version/bluetooth-4-2/.md): Added LE Data Length Extension for higher throughput, LE Secure Connections for 
- [Bluetooth 5.0](https://blefyi.com/version/bluetooth-5-0/.md): Doubled the speed (2 Mbps LE 2M PHY), quadrupled the range (LE Coded PHY), and i
- [Bluetooth 5.1](https://blefyi.com/version/bluetooth-5-1/.md): Introduced direction finding with Angle of Arrival (AoA) and Angle of Departure 
- [Bluetooth 5.2](https://blefyi.com/version/bluetooth-5-2/.md): Added LE Audio with LC3 codec, isochronous channels for synchronized audio, and 
- [Bluetooth 5.3](https://blefyi.com/version/bluetooth-5-3/.md): Improved connection subrating for better power efficiency, enhanced periodic adv
- [Bluetooth 5.4](https://blefyi.com/version/bluetooth-5-4/.md): Introduced Periodic Advertising with Responses (PAwR) for electronic shelf label
- [Bluetooth 6.0](https://blefyi.com/version/bluetooth-6-0/.md): Major release with Channel Sounding for centimeter-accurate ranging, decision-ba

## Manufacturers (12)
- [Nordic Semiconductor](https://blefyi.com/manufacturer/nordic-semiconductor/.md): Norwegian fabless semiconductor company specializing in BLE and low-power wirele
- [Espressif Systems](https://blefyi.com/manufacturer/espressif/.md): Chinese fabless semiconductor company known for Wi-Fi and BLE combo SoCs popular
- [Texas Instruments](https://blefyi.com/manufacturer/texas-instruments/.md): American semiconductor company with a broad BLE portfolio targeting industrial, 
- [Dialog Semiconductor (Renesas)](https://blefyi.com/manufacturer/dialog-renesas/.md): Semiconductor company acquired by Renesas, known for ultra-low-power BLE SoCs us
- [Silicon Labs](https://blefyi.com/manufacturer/silicon-labs/.md): American semiconductor company offering multi-protocol SoCs supporting BLE, Zigb
- [STMicroelectronics](https://blefyi.com/manufacturer/stmicroelectronics/.md): Franco-Italian semiconductor company with BLE SoCs targeting industrial automati
- [Qualcomm](https://blefyi.com/manufacturer/qualcomm/.md): American semiconductor giant with BLE solutions in smartphones, audio devices, a
- [Microchip Technology](https://blefyi.com/manufacturer/microchip/.md): American semiconductor company offering BLE modules and SoCs for embedded system
- [Cypress (Infineon)](https://blefyi.com/manufacturer/cypress-infineon/.md): Semiconductor company acquired by Infineon, known for PSoC and AIROC BLE combo d
- [Realtek](https://blefyi.com/manufacturer/realtek/.md): Taiwanese semiconductor company with BLE solutions for consumer electronics and 
- [Telink Semiconductor](https://blefyi.com/manufacturer/telink/.md): Chinese semiconductor company specializing in low-cost BLE and IoT wireless SoCs
- [Ambiq Micro](https://blefyi.com/manufacturer/ambiq/.md): American semiconductor company known for ultra-low-power BLE SoCs using subthres

## GATT Profiles (25)
- [Heart Rate Profile](https://blefyi.com/profile/heart-rate/.md): GATT service for heart rate measurement from a sensor device.
- [Blood Pressure Profile](https://blefyi.com/profile/blood-pressure/.md): GATT service for blood pressure measurement data.
- [Glucose Profile](https://blefyi.com/profile/glucose/.md): GATT service for glucose measurement from a glucose sensor.
- [Battery Service](https://blefyi.com/profile/battery-service/.md): GATT service exposing battery level of a device.
- [Device Information Service](https://blefyi.com/profile/device-information/.md): GATT service providing manufacturer name, model, and firmware version.
- [Environmental Sensing Service](https://blefyi.com/profile/environmental-sensing/.md): GATT service for temperature, humidity, pressure, and UV index readings.
- [Proximity Profile](https://blefyi.com/profile/proximity/.md): GATT profile for proximity detection based on RSSI signal strength.
- [Find Me Profile](https://blefyi.com/profile/find-me/.md): GATT profile enabling a locator device to trigger an alert on a target.
- [HID over GATT Profile](https://blefyi.com/profile/hid-over-gatt/.md): GATT profile for Human Interface Devices: keyboards, mice, gamepads.
- [Cycling Speed and Cadence](https://blefyi.com/profile/cycling-speed-cadence/.md): GATT service for cycling speed and cadence sensor data.
- [Running Speed and Cadence](https://blefyi.com/profile/running-speed-cadence/.md): GATT service for running speed and cadence sensor data.
- [Location and Navigation](https://blefyi.com/profile/location-navigation/.md): GATT service providing location and navigation data from a sensor.
- [Weight Scale Profile](https://blefyi.com/profile/weight-scale/.md): GATT service for weight measurement from a scale device.
- [Body Composition Service](https://blefyi.com/profile/body-composition/.md): GATT service for body composition measurement data.
- [Continuous Glucose Monitoring](https://blefyi.com/profile/cgm/.md): GATT service for continuous glucose monitoring sensor data.
- [Pulse Oximeter Profile](https://blefyi.com/profile/pulse-oximeter/.md): GATT service for SpO2 (blood oxygen saturation) measurement.
- [Automation IO Service](https://blefyi.com/profile/automation-io/.md): GATT service for digital and analog I/O control in automation scenarios.
- [Indoor Positioning Service](https://blefyi.com/profile/indoor-positioning/.md): GATT service for indoor positioning using BLE beacons.
- [Object Transfer Service](https://blefyi.com/profile/object-transfer/.md): GATT service for transferring large objects/files over BLE.
- [Mesh Provisioning Service](https://blefyi.com/profile/mesh-provisioning/.md): Service used to provision a device into a Bluetooth Mesh network.
- [Mesh Proxy Service](https://blefyi.com/profile/mesh-proxy/.md): Service allowing GATT-connected devices to interact with a Mesh network.
- [Audio Input Control Service](https://blefyi.com/profile/audio-input-control/.md): LE Audio service for controlling audio input gain and mute.
- [Volume Control Service](https://blefyi.com/profile/volume-control/.md): LE Audio service for volume control and offset management.
- [Generic Access Profile](https://blefyi.com/profile/generic-access/.md): Fundamental BLE profile defining device discovery and connection parameters.
- [Generic Attribute Profile](https://blefyi.com/profile/generic-attribute/.md): Core BLE profile defining the attribute protocol for service discovery.

## Beacon Protocols (5)
- [iBeacon](https://blefyi.com/beacon/ibeacon/.md): Apple's proprietary BLE beacon protocol using UUID, Major, and Minor values for 
- [Eddystone](https://blefyi.com/beacon/eddystone/.md): Google's open-source beacon protocol supporting URL broadcasting, telemetry, and
- [AltBeacon](https://blefyi.com/beacon/altbeacon/.md): Open-source alternative to iBeacon with a configurable advertising format and re
- [Exposure Notification](https://blefyi.com/beacon/exposure-notification/.md): Privacy-preserving BLE beacon protocol developed for COVID-19 contact tracing us
- [Bluetooth Mesh Beacon](https://blefyi.com/beacon/mesh-beacon/.md): Mesh-specific beacon used for network identification and provisioning in Bluetoo

## Use Cases (20)
- [Wearable Fitness Tracker](https://blefyi.com/use-case/fitness-tracker/.md): BLE-connected fitness bands and smartwatches monitoring steps, heart rate, and s
- [Smart Home Automation](https://blefyi.com/use-case/smart-home/.md): BLE and Mesh-based smart home devices: lights, thermostats, door locks.
- [Indoor Positioning](https://blefyi.com/use-case/indoor-positioning/.md): BLE beacons and direction finding for indoor navigation and asset tracking.
- [Asset Tracking](https://blefyi.com/use-case/asset-tracking/.md): Tracking equipment, tools, and inventory in warehouses and hospitals using BLE t
- [Medical & Healthcare](https://blefyi.com/use-case/medical-healthcare/.md): BLE-connected medical devices: glucose monitors, pulse oximeters, blood pressure
- [Wireless Audio](https://blefyi.com/use-case/wireless-audio/.md): LE Audio-based wireless earbuds, hearing aids, and broadcast audio systems.
- [Proximity Detection](https://blefyi.com/use-case/proximity-detection/.md): Detecting nearby devices for contact tracing, social distancing, and presence aw
- [Electronic Shelf Labels](https://blefyi.com/use-case/electronic-shelf-labels/.md): BLE 5.4 PAwR-based electronic price tags in retail stores.
- [Automotive Key Fob](https://blefyi.com/use-case/automotive-key/.md): BLE-based digital car keys and keyless entry systems using Channel Sounding.
- [Industrial IoT Sensors](https://blefyi.com/use-case/industrial-iot/.md): BLE-connected sensors for factory monitoring, predictive maintenance, and SCADA.
- [Smart Agriculture](https://blefyi.com/use-case/smart-agriculture/.md): BLE soil moisture, temperature, and livestock tracking sensors for precision far
- [Building Automation](https://blefyi.com/use-case/building-automation/.md): BLE Mesh-based commercial building systems: HVAC, lighting, occupancy sensing.
- [Gaming & Entertainment](https://blefyi.com/use-case/gaming-entertainment/.md): BLE HID controllers, game accessories, and interactive entertainment devices.
- [Sports & Cycling](https://blefyi.com/use-case/sports-cycling/.md): BLE cycling computers, power meters, cadence sensors, and sports equipment.
- [Smart Lock & Access Control](https://blefyi.com/use-case/smart-lock/.md): BLE-based door locks, access control systems, and secure entry management.
- [Environmental Monitoring](https://blefyi.com/use-case/environmental-monitoring/.md): BLE sensors monitoring air quality, temperature, humidity, and CO2 levels.
- [Pet & Livestock Tracking](https://blefyi.com/use-case/pet-tracking/.md): BLE trackers and health monitors for pets and farm animals.
- [Retail Beacon Marketing](https://blefyi.com/use-case/retail-beacon/.md): BLE beacons for in-store marketing, wayfinding, and personalized promotions.
- [Hearing Aid & Assistive](https://blefyi.com/use-case/hearing-aid/.md): BLE LE Audio hearing aids and assistive listening devices with Auracast support.
- [Mesh Lighting Control](https://blefyi.com/use-case/mesh-lighting/.md): BLE Mesh networks for commercial and residential lighting control systems.

## Mesh Topologies (8)
- [Relay Node](https://blefyi.com/mesh/relay-node/.md): A Mesh node that retransmits received messages to extend network coverage.
- [Low Power Node](https://blefyi.com/mesh/low-power-node/.md): A battery-powered Mesh node that sleeps most of the time and polls a Friend Node
- [Friend Node](https://blefyi.com/mesh/friend-node/.md): A Mesh node that stores messages for associated Low Power Nodes.
- [Proxy Node](https://blefyi.com/mesh/proxy-node/.md): A Mesh node that bridges GATT connections to the Mesh network for smartphones.
- [Provisioner](https://blefyi.com/mesh/provisioner/.md): A device that adds unprovisioned nodes to a Mesh network and manages keys.
- [Directed Forwarding Node](https://blefyi.com/mesh/directed-forwarding/.md): A Mesh 1.1 node that uses path-based forwarding to reduce flooding overhead.
- [Subnet Bridge](https://blefyi.com/mesh/subnet-bridge/.md): A Mesh 1.1 node that bridges messages between separate Mesh subnets.
- [Remote Provisioning Server](https://blefyi.com/mesh/remote-provisioning/.md): A Mesh 1.1 node that enables provisioning of devices outside direct radio range.

## Guides (50)
- [Android BLE Development: From Scanning to Data Transfer](https://blefyi.com/guide/android-ble-development/.md)
- [Auracast Broadcast Audio: Deployment and Use Cases](https://blefyi.com/guide/auracast-deployment/.md)
- [BLE Advertising and Scanning: How Devices Discover Each Other](https://blefyi.com/guide/advertising-scanning/.md)
- [BLE and Wi-Fi Coexistence: Resolving 2.4 GHz Interference](https://blefyi.com/guide/ble-coexistence-wifi/.md)
- [BLE Antenna Design: PCB Trace vs Chip Antenna](https://blefyi.com/guide/antenna-design/.md)
- [BLE Asset Tracking: Tags, Gateways, and Cloud Integration](https://blefyi.com/guide/ble-asset-tracking/.md)
- [BLE Beacons Explained: iBeacon, Eddystone, and AltBeacon](https://blefyi.com/guide/ble-beacons/.md)
- [BLE Chip Selection Guide: How to Choose the Right SoC](https://blefyi.com/guide/chip-selection-guide/.md)
- [BLE Connection Issues: Diagnosis and Resolution Guide](https://blefyi.com/guide/ble-connection-issues/.md)
- [BLE Connection Parameters: Optimizing Power and Latency](https://blefyi.com/guide/connection-parameters/.md)
- [BLE Direction Finding: AoA and AoD for Indoor Positioning](https://blefyi.com/guide/direction-finding/.md)
- [BLE Electronic Shelf Labels: Retail Price Tag Automation](https://blefyi.com/guide/ble-retail-esl/.md)
- [BLE Extended Advertising: Larger Payloads and Multiple Sets](https://blefyi.com/guide/extended-advertising/.md)
- [BLE GATT Server Implementation Guide](https://blefyi.com/guide/gatt-server-implementation/.md)
- [BLE in Automotive: Digital Keys and In-Vehicle Connectivity](https://blefyi.com/guide/ble-automotive/.md)
- [BLE Indoor Positioning Systems: RSSI, AoA, and Hybrid Approaches](https://blefyi.com/guide/ble-indoor-positioning/.md)
- [BLE in Healthcare: Medical Devices and Patient Monitoring](https://blefyi.com/guide/ble-healthcare/.md)
- [BLE in Industrial IoT: Condition Monitoring and Predictive Maintenance](https://blefyi.com/guide/ble-industrial-iot/.md)
- [BLE in Wearables: Fitness Trackers, Watches, and Hearables](https://blefyi.com/guide/ble-wearables/.md)
- [BLE MITM Prevention: Securing Against Man-in-the-Middle Attacks](https://blefyi.com/guide/ble-mitm-prevention/.md)
- [BLE OTA DFU: Over-the-Air Firmware Updates](https://blefyi.com/guide/ota-dfu/.md)
- [BLE Pairing Methods Compared: Just Works vs Passkey vs OOB](https://blefyi.com/guide/ble-just-works-vs-passkey/.md)
- [BLE PHY Layer: 1M, 2M, and Coded PHY Explained](https://blefyi.com/guide/ble-phy-layer/.md)
- [BLE Privacy Features: Address Randomization and IRK](https://blefyi.com/guide/ble-privacy-features/.md)
- [BLE Product Certification: Bluetooth SIG and Regulatory Compliance](https://blefyi.com/guide/product-certification/.md)
- [BLE Range Optimization: Maximizing Communication Distance](https://blefyi.com/guide/ble-range-optimization/.md)
- [BLE Security: Pairing, Bonding, and Encryption](https://blefyi.com/guide/ble-security/.md)
- [BLE Smart Home: Locks, Sensors, and Home Automation](https://blefyi.com/guide/ble-smart-home/.md)
- [BLE Throughput Optimization: Maximizing Data Transfer Speed](https://blefyi.com/guide/ble-throughput-optimization/.md)
- [BLE Version History: From 4.0 to 6.0 Compared](https://blefyi.com/guide/ble-versions-compared/.md)
- [BLE vs Bluetooth Classic: Key Differences Explained](https://blefyi.com/guide/ble-vs-classic/.md)
- [BLE Vulnerabilities: Known Attacks and Mitigations](https://blefyi.com/guide/ble-vulnerabilities/.md)
- [Bluetooth Channel Sounding: Sub-Meter Ranging](https://blefyi.com/guide/channel-sounding/.md)
- [Bluetooth Mesh Implementation: From Provisioning to Production](https://blefyi.com/guide/mesh-implementation/.md)
- [Bluetooth Mesh Networking: Architecture and Concepts](https://blefyi.com/guide/bluetooth-mesh-overview/.md)
- [Building a Bluetooth Mesh Smart Home](https://blefyi.com/guide/mesh-smart-home/.md)
- [EMC Compliance for BLE Products: Testing and Design Tips](https://blefyi.com/guide/emc-compliance/.md)
- [ESP32 BLE Development with ESP-IDF](https://blefyi.com/guide/esp32-ble-development/.md)
- [flutter_blue_plus: Read, Write & Notify in Flutter](https://blefyi.com/guide/flutter-ble/.md)
- [GATT UUID & Descriptors (0x2902) Explained — BLE](https://blefyi.com/guide/gatt-deep-dive/.md)
- [Getting Started with nRF Connect SDK and Zephyr](https://blefyi.com/guide/nrf-connect-sdk/.md)
- [iOS Core Bluetooth: Building BLE Apps for iPhone](https://blefyi.com/guide/ios-core-bluetooth/.md)
- [LE Audio: The Next Generation of Bluetooth Audio](https://blefyi.com/guide/le-audio-overview/.md)
- [Mesh 1.1: Directed Forwarding and Subnet Bridging](https://blefyi.com/guide/mesh-1-1-features/.md)
- [Optimizing BLE Power Consumption for Battery-Powered Devices](https://blefyi.com/guide/power-optimization/.md)
- [Python BLE with Bleak: Cross-Platform BLE Scripting](https://blefyi.com/guide/python-bleak/.md)
- [Secure BLE DFU: Signed Firmware Updates Over-the-Air](https://blefyi.com/guide/ble-secure-dfu/.md)
- [Understanding BLE Architecture: Protocol Stack Overview](https://blefyi.com/guide/ble-architecture/.md)
- [Web Bluetooth API: BLE from the Browser](https://blefyi.com/guide/web-bluetooth/.md)
- [What Is Bluetooth Low Energy? A Complete Introduction](https://blefyi.com/guide/what-is-ble/.md)

## Key Glossary Terms
- [Advertising](https://blefyi.com/glossary/advertising/.md): The process of a BLE peripheral broadcasting advertising packets on channels 37,
- [Advertising Interval](https://blefyi.com/glossary/advertising-interval/.md): Time between consecutive advertising events (20 ms to 10.24 s). Shorter interval
- [ATT](https://blefyi.com/glossary/att/.md): Attribute Protocol -- the low-level protocol that GATT uses to read/write attrib
- [Auracast](https://blefyi.com/glossary/auracast/.md): Bluetooth SIG marketing name for LE Audio broadcast audio, enabling public venue
- [Bluetooth Classic](https://blefyi.com/glossary/bluetooth-classic/.md): The original Bluetooth BR/EDR (Basic Rate/Enhanced Data Rate) technology for str
- [Bluetooth Low Energy](https://blefyi.com/glossary/bluetooth-low-energy/.md): A wireless personal area network technology designed for low power consumption, 
- [Bluetooth Mesh](https://blefyi.com/glossary/bluetooth-mesh/.md): A many-to-many networking protocol built on top of BLE advertising, enabling hun
- [Bluetooth SIG](https://blefyi.com/glossary/bluetooth-sig/.md): The industry body that develops and maintains Bluetooth specifications, manages 
- [Bonding](https://blefyi.com/glossary/bonding/.md): Storing pairing keys persistently so two BLE devices can reconnect securely with
- [Central](https://blefyi.com/glossary/central/.md): The BLE device that initiates and manages a connection (formerly called Master).
- [Channel Sounding](https://blefyi.com/glossary/channel-sounding/.md): Bluetooth 6.0 feature using phase-based and round-trip time measurements for cen
- [Connection Interval](https://blefyi.com/glossary/connection-interval/.md): The time between two consecutive connection events (7.5 ms to 4 s). Shorter inte
- [Directed Forwarding](https://blefyi.com/glossary/directed-forwarding/.md): Mesh 1.1 feature that uses discovered paths to forward messages directly instead
- [Direction Finding](https://blefyi.com/glossary/direction-finding/.md): Bluetooth 5.1 feature using Angle of Arrival (AoA) or Angle of Departure (AoD) w
- [DLE](https://blefyi.com/glossary/dle/.md): Data Length Extension -- BLE 4.2 feature allowing PDU payloads up to 251 bytes (
- [Extended Advertising](https://blefyi.com/glossary/extended-advertising/.md): Bluetooth 5.0 feature allowing advertising payloads up to 255 bytes using second
- [GATT](https://blefyi.com/glossary/gatt/.md): Generic Attribute Profile -- the framework defining how BLE devices discover and
- [GATT Characteristic](https://blefyi.com/glossary/gatt-characteristic/.md): A data value within a GATT service, with properties (read, write, notify, indica
- [GATT Service](https://blefyi.com/glossary/gatt-service/.md): A collection of related characteristics and behaviors defined by a UUID (e.g. He
- [Indoor Positioning System](https://blefyi.com/glossary/indoor-positioning-system/.md): A system using BLE beacons, AoA/AoD direction finding, or Channel Sounding for i
- [Isochronous Channels](https://blefyi.com/glossary/isochronous-channels/.md): BLE 5.2 feature providing time-bounded data delivery for audio streams, both con
- [LC3](https://blefyi.com/glossary/lc3/.md): Low Complexity Communication Codec -- the mandatory LE Audio codec offering bett
- [LE 1M PHY](https://blefyi.com/glossary/le-1m-phy/.md): The mandatory 1 Mbps BLE physical layer using GFSK modulation, present since Blu
- [LE 2M PHY](https://blefyi.com/glossary/le-2m-phy/.md): Optional 2 Mbps BLE physical layer introduced in Bluetooth 5.0 for higher throug
- [LE Audio](https://blefyi.com/glossary/le-audio/.md): Bluetooth audio specification built on BLE, featuring the LC3 codec, isochronous
- [LE Coded PHY](https://blefyi.com/glossary/le-coded-phy/.md): BLE physical layer using FEC encoding (S=2 or S=8) for extended range up to 4x a
- [LE Privacy](https://blefyi.com/glossary/le-privacy/.md): Feature using Resolvable Private Addresses (RPAs) that change periodically to pr
- [LE Secure Connections](https://blefyi.com/glossary/lesc/.md): Bluetooth 4.2+ pairing method using ECDH key exchange (P-256 curve) for protecti
- [Managed Flooding](https://blefyi.com/glossary/managed-flooding/.md): The core Bluetooth Mesh message relay strategy where received messages are rebro
- [Matter](https://blefyi.com/glossary/matter/.md): An open smart home standard that can run over BLE (for commissioning), Thread, a

## Interactive Tools (7)
- [BLE Chip Selector](https://blefyi.com/tool/chip-selector/): Find the best BLE chip for your project based on requirements: power, range, pro
- [GATT Profile Browser](https://blefyi.com/tool/gatt-browser/): Browse and explore Bluetooth GATT profiles and their characteristics interactive
- [BLE Power Estimator](https://blefyi.com/tool/power-estimator/): Estimate battery life for your BLE device based on advertising interval, connect
- [BLE Range Calculator](https://blefyi.com/tool/range-calculator/): Calculate theoretical BLE communication range based on TX power, receiver sensit
- [BLE UUID Generator](https://blefyi.com/tool/uuid-generator/): Generate random 128-bit UUIDs for custom GATT services and characteristics. Form
- [Beacon Configurator](https://blefyi.com/tool/beacon-configurator/): Configure iBeacon, Eddystone, and AltBeacon advertising parameters and preview t
- [BLE Packet Builder](https://blefyi.com/tool/packet-builder/): Build and visualize BLE advertising and scan response packets byte by byte.

## Comparisons (214)
- [BLE Mesh vs Matter](https://blefyi.com/compare/ble-mesh-vs-matter/.md)
- [BLE Mesh vs Thread](https://blefyi.com/compare/ble-mesh-vs-thread/.md)
- [BLE Mesh vs Zigbee](https://blefyi.com/compare/ble-mesh-vs-zigbee/.md)
- [BLE vs LoRaWAN](https://blefyi.com/compare/ble-vs-lorawan/.md)
- [BLE vs NFC](https://blefyi.com/compare/ble-vs-nfc/.md)
- [BLE vs Thread](https://blefyi.com/compare/ble-vs-thread/.md)
- [BLE vs UWB](https://blefyi.com/compare/ble-vs-uwb/.md)
- [BLE vs Wi-Fi](https://blefyi.com/compare/ble-vs-wifi/.md)
- [BLE vs Zigbee](https://blefyi.com/compare/ble-vs-zigbee/.md)
- [BlueNRG-LP vs CYW20820](https://blefyi.com/compare/bluenrg-lp-vs-cyw20820/.md)
- [BlueNRG-LP vs QCC5171](https://blefyi.com/compare/bluenrg-lp-vs-qcc5171/.md)
- [BlueNRG-LP vs WBZ451](https://blefyi.com/compare/bluenrg-lp-vs-wbz451/.md)
- [Bluetooth 4.0 vs Bluetooth 4.1](https://blefyi.com/compare/bluetooth-4-0-vs-bluetooth-4-1/.md)
- [Bluetooth 4.0 vs Bluetooth 5.0](https://blefyi.com/compare/bluetooth-4-0-vs-bluetooth-5-0/.md)
- [Bluetooth 4.0 vs Bluetooth 6.0](https://blefyi.com/compare/bluetooth-4-0-vs-bluetooth-6-0/.md)
- [Bluetooth 4.1 vs Bluetooth 4.2](https://blefyi.com/compare/bluetooth-4-1-vs-bluetooth-4-2/.md)
- [Bluetooth 4.2 vs Bluetooth 5.0](https://blefyi.com/compare/bluetooth-4-2-vs-bluetooth-5-0/.md)
- [Bluetooth 5.0 vs Bluetooth 5.1](https://blefyi.com/compare/bluetooth-5-0-vs-bluetooth-5-1/.md)
- [Bluetooth 5.0 vs Bluetooth 6.0](https://blefyi.com/compare/bluetooth-5-0-vs-bluetooth-6-0/.md)
- [Bluetooth 5.1 vs Bluetooth 5.2](https://blefyi.com/compare/bluetooth-5-1-vs-bluetooth-5-2/.md)
- [Bluetooth 5.2 vs Bluetooth 5.3](https://blefyi.com/compare/bluetooth-5-2-vs-bluetooth-5-3/.md)
- [Bluetooth 5.3 vs Bluetooth 5.4](https://blefyi.com/compare/bluetooth-5-3-vs-bluetooth-5-4/.md)
- [Bluetooth 6 vs 5.4 — Channel Sounding, Speed](https://blefyi.com/compare/bluetooth-5-4-vs-bluetooth-6-0/.md)
- [CC2642R vs BlueNRG-LP](https://blefyi.com/compare/cc2642r-vs-bluenrg-lp/.md)
- [CC2642R vs CC2652R](https://blefyi.com/compare/cc2642r-vs-cc2652r/.md)
- [CC2642R vs CYW20820](https://blefyi.com/compare/cc2642r-vs-cyw20820/.md)
- [CC2642R vs DA14531](https://blefyi.com/compare/cc2642r-vs-da14531/.md)
- [CC2642R vs DA14695](https://blefyi.com/compare/cc2642r-vs-da14695/.md)
- [CC2642R vs EFR32BG22](https://blefyi.com/compare/cc2642r-vs-efr32bg22/.md)
- [CC2642R vs EFR32MG24](https://blefyi.com/compare/cc2642r-vs-efr32mg24/.md)
- [CC2642R vs QCC5171](https://blefyi.com/compare/cc2642r-vs-qcc5171/.md)
- [CC2642R vs STM32WB55](https://blefyi.com/compare/cc2642r-vs-stm32wb55/.md)
- [CC2642R vs WBZ451](https://blefyi.com/compare/cc2642r-vs-wbz451/.md)
- [CC2652R vs BlueNRG-LP](https://blefyi.com/compare/cc2652r-vs-bluenrg-lp/.md)
- [CC2652R vs CYW20820](https://blefyi.com/compare/cc2652r-vs-cyw20820/.md)
- [CC2652R vs DA14531](https://blefyi.com/compare/cc2652r-vs-da14531/.md)
- [CC2652R vs DA14695](https://blefyi.com/compare/cc2652r-vs-da14695/.md)
- [CC2652R vs EFR32BG22](https://blefyi.com/compare/cc2652r-vs-efr32bg22/.md)
- [CC2652R vs EFR32MG24](https://blefyi.com/compare/cc2652r-vs-efr32mg24/.md)
- [CC2652R vs QCC5171](https://blefyi.com/compare/cc2652r-vs-qcc5171/.md)
- [CC2652R vs STM32WB55](https://blefyi.com/compare/cc2652r-vs-stm32wb55/.md)
- [CC2652R vs WBZ451](https://blefyi.com/compare/cc2652r-vs-wbz451/.md)
- [DA14531 vs BlueNRG-LP](https://blefyi.com/compare/da14531-vs-bluenrg-lp/.md)
- [DA14531 vs CYW20820](https://blefyi.com/compare/da14531-vs-cyw20820/.md)
- [DA14531 vs EFR32BG22](https://blefyi.com/compare/da14531-vs-efr32bg22/.md)
- [DA14531 vs EFR32MG24](https://blefyi.com/compare/da14531-vs-efr32mg24/.md)
- [DA14531 vs QCC5171](https://blefyi.com/compare/da14531-vs-qcc5171/.md)
- [DA14531 vs STM32WB55](https://blefyi.com/compare/da14531-vs-stm32wb55/.md)
- [DA14531 vs WBZ451](https://blefyi.com/compare/da14531-vs-wbz451/.md)
- [DA14695 vs BlueNRG-LP](https://blefyi.com/compare/da14695-vs-bluenrg-lp/.md)
- [DA14695 vs CYW20820](https://blefyi.com/compare/da14695-vs-cyw20820/.md)
- [DA14695 vs DA14531](https://blefyi.com/compare/da14695-vs-da14531/.md)
- [DA14695 vs EFR32BG22](https://blefyi.com/compare/da14695-vs-efr32bg22/.md)
- [DA14695 vs EFR32MG24](https://blefyi.com/compare/da14695-vs-efr32mg24/.md)
- [DA14695 vs QCC5171](https://blefyi.com/compare/da14695-vs-qcc5171/.md)
- [DA14695 vs STM32WB55](https://blefyi.com/compare/da14695-vs-stm32wb55/.md)
- [DA14695 vs WBZ451](https://blefyi.com/compare/da14695-vs-wbz451/.md)
- [Eddystone vs AltBeacon](https://blefyi.com/compare/eddystone-vs-altbeacon/.md)
- [EFR32BG22 vs BlueNRG-LP](https://blefyi.com/compare/efr32bg22-vs-bluenrg-lp/.md)
- [EFR32BG22 vs CYW20820](https://blefyi.com/compare/efr32bg22-vs-cyw20820/.md)
- [EFR32BG22 vs EFR32MG24](https://blefyi.com/compare/efr32bg22-vs-efr32mg24/.md)
- [EFR32BG22 vs QCC5171](https://blefyi.com/compare/efr32bg22-vs-qcc5171/.md)
- [EFR32BG22 vs STM32WB55](https://blefyi.com/compare/efr32bg22-vs-stm32wb55/.md)
- [EFR32BG22 vs WBZ451](https://blefyi.com/compare/efr32bg22-vs-wbz451/.md)
- [EFR32MG24 vs BlueNRG-LP](https://blefyi.com/compare/efr32mg24-vs-bluenrg-lp/.md)
- [EFR32MG24 vs CYW20820](https://blefyi.com/compare/efr32mg24-vs-cyw20820/.md)
- [EFR32MG24 vs QCC5171](https://blefyi.com/compare/efr32mg24-vs-qcc5171/.md)
- [EFR32MG24 vs STM32WB55](https://blefyi.com/compare/efr32mg24-vs-stm32wb55/.md)
- [EFR32MG24 vs WBZ451](https://blefyi.com/compare/efr32mg24-vs-wbz451/.md)
- [ESP32-C3 vs BlueNRG-LP](https://blefyi.com/compare/esp32-c3-vs-bluenrg-lp/.md)
- [ESP32-C3 vs CC2642R](https://blefyi.com/compare/esp32-c3-vs-cc2642r/.md)
- [ESP32-C3 vs CC2652R](https://blefyi.com/compare/esp32-c3-vs-cc2652r/.md)
- [ESP32-C3 vs CYW20820](https://blefyi.com/compare/esp32-c3-vs-cyw20820/.md)
- [ESP32-C3 vs DA14531](https://blefyi.com/compare/esp32-c3-vs-da14531/.md)
- [ESP32-C3 vs DA14695](https://blefyi.com/compare/esp32-c3-vs-da14695/.md)
- [ESP32-C3 vs EFR32BG22](https://blefyi.com/compare/esp32-c3-vs-efr32bg22/.md)
- [ESP32-C3 vs EFR32MG24](https://blefyi.com/compare/esp32-c3-vs-efr32mg24/.md)
- [ESP32-C3 vs ESP32-C6](https://blefyi.com/compare/esp32-c3-vs-esp32-c6/.md)
- [ESP32-C3 vs ESP32-S3](https://blefyi.com/compare/esp32-c3-vs-esp32-s3/.md)
- [ESP32-C3 vs QCC5171](https://blefyi.com/compare/esp32-c3-vs-qcc5171/.md)
- [ESP32-C3 vs STM32WB55](https://blefyi.com/compare/esp32-c3-vs-stm32wb55/.md)
- [ESP32-C3 vs WBZ451](https://blefyi.com/compare/esp32-c3-vs-wbz451/.md)
- [ESP32-C6 vs BlueNRG-LP](https://blefyi.com/compare/esp32-c6-vs-bluenrg-lp/.md)
- [ESP32-C6 vs CC2642R](https://blefyi.com/compare/esp32-c6-vs-cc2642r/.md)
- [ESP32-C6 vs CC2652R](https://blefyi.com/compare/esp32-c6-vs-cc2652r/.md)
- [ESP32-C6 vs CYW20820](https://blefyi.com/compare/esp32-c6-vs-cyw20820/.md)
- [ESP32-C6 vs DA14531](https://blefyi.com/compare/esp32-c6-vs-da14531/.md)
- [ESP32-C6 vs DA14695](https://blefyi.com/compare/esp32-c6-vs-da14695/.md)
- [ESP32-C6 vs EFR32BG22](https://blefyi.com/compare/esp32-c6-vs-efr32bg22/.md)
- [ESP32-C6 vs EFR32MG24](https://blefyi.com/compare/esp32-c6-vs-efr32mg24/.md)
- [ESP32-C6 vs ESP32-S3](https://blefyi.com/compare/esp32-c6-vs-esp32-s3/.md)
- [ESP32-C6 vs QCC5171](https://blefyi.com/compare/esp32-c6-vs-qcc5171/.md)
- [ESP32-C6 vs STM32WB55](https://blefyi.com/compare/esp32-c6-vs-stm32wb55/.md)
- [ESP32-C6 vs WBZ451](https://blefyi.com/compare/esp32-c6-vs-wbz451/.md)
- [ESP32-S3 vs BlueNRG-LP](https://blefyi.com/compare/esp32-s3-vs-bluenrg-lp/.md)
- [ESP32-S3 vs CC2642R](https://blefyi.com/compare/esp32-s3-vs-cc2642r/.md)
- [ESP32-S3 vs CC2652R](https://blefyi.com/compare/esp32-s3-vs-cc2652r/.md)
- [ESP32-S3 vs CYW20820](https://blefyi.com/compare/esp32-s3-vs-cyw20820/.md)
- [ESP32-S3 vs DA14531](https://blefyi.com/compare/esp32-s3-vs-da14531/.md)
- [ESP32-S3 vs DA14695](https://blefyi.com/compare/esp32-s3-vs-da14695/.md)
- [ESP32-S3 vs EFR32BG22](https://blefyi.com/compare/esp32-s3-vs-efr32bg22/.md)
- [ESP32-S3 vs EFR32MG24](https://blefyi.com/compare/esp32-s3-vs-efr32mg24/.md)
- [ESP32-S3 vs QCC5171](https://blefyi.com/compare/esp32-s3-vs-qcc5171/.md)
- [ESP32-S3 vs STM32WB55](https://blefyi.com/compare/esp32-s3-vs-stm32wb55/.md)
- [ESP32-S3 vs WBZ451](https://blefyi.com/compare/esp32-s3-vs-wbz451/.md)
- [ESP32 vs BlueNRG-LP](https://blefyi.com/compare/esp32-vs-bluenrg-lp/.md)
- [ESP32 vs CC2642R](https://blefyi.com/compare/esp32-vs-cc2642r/.md)
- [ESP32 vs CC2652R](https://blefyi.com/compare/esp32-vs-cc2652r/.md)
- [ESP32 vs CYW20820](https://blefyi.com/compare/esp32-vs-cyw20820/.md)
- [ESP32 vs DA14531](https://blefyi.com/compare/esp32-vs-da14531/.md)
- [ESP32 vs DA14695](https://blefyi.com/compare/esp32-vs-da14695/.md)
- [ESP32 vs EFR32BG22](https://blefyi.com/compare/esp32-vs-efr32bg22/.md)
- [ESP32 vs EFR32MG24](https://blefyi.com/compare/esp32-vs-efr32mg24/.md)
- [ESP32 vs ESP32-C3](https://blefyi.com/compare/esp32-vs-esp32-c3/.md)
- [ESP32 vs ESP32-C6](https://blefyi.com/compare/esp32-vs-esp32-c6/.md)
- [ESP32 vs ESP32-S3](https://blefyi.com/compare/esp32-vs-esp32-s3/.md)
- [ESP32 vs QCC5171](https://blefyi.com/compare/esp32-vs-qcc5171/.md)
- [ESP32 vs STM32WB55](https://blefyi.com/compare/esp32-vs-stm32wb55/.md)
- [ESP32 vs WBZ451](https://blefyi.com/compare/esp32-vs-wbz451/.md)
- [iBeacon vs AltBeacon](https://blefyi.com/compare/ibeacon-vs-altbeacon/.md)
- [iBeacon vs Eddystone](https://blefyi.com/compare/ibeacon-vs-eddystone/.md)
- [LE Audio vs Classic Bluetooth Audio](https://blefyi.com/compare/le-audio-vs-classic-audio/.md)
- [nRF52832 vs BlueNRG-LP](https://blefyi.com/compare/nrf52832-vs-bluenrg-lp/.md)
- [nRF52832 vs CC2642R](https://blefyi.com/compare/nrf52832-vs-cc2642r/.md)
- [nRF52832 vs CC2652R](https://blefyi.com/compare/nrf52832-vs-cc2652r/.md)
- [nRF52832 vs CYW20820](https://blefyi.com/compare/nrf52832-vs-cyw20820/.md)
- [nRF52832 vs DA14531](https://blefyi.com/compare/nrf52832-vs-da14531/.md)
- [nRF52832 vs DA14695](https://blefyi.com/compare/nrf52832-vs-da14695/.md)
- [nRF52832 vs EFR32BG22](https://blefyi.com/compare/nrf52832-vs-efr32bg22/.md)
- [nRF52832 vs EFR32MG24](https://blefyi.com/compare/nrf52832-vs-efr32mg24/.md)
- [nRF52832 vs ESP32](https://blefyi.com/compare/nrf52832-vs-esp32/.md)
- [nRF52832 vs ESP32-C3](https://blefyi.com/compare/nrf52832-vs-esp32-c3/.md)
- [nRF52832 vs ESP32-C6](https://blefyi.com/compare/nrf52832-vs-esp32-c6/.md)
- [nRF52832 vs ESP32-S3](https://blefyi.com/compare/nrf52832-vs-esp32-s3/.md)
- [nRF52832 vs nRF52840](https://blefyi.com/compare/nrf52832-vs-nrf52840/.md)
- [nRF52832 vs nRF5340](https://blefyi.com/compare/nrf52832-vs-nrf5340/.md)
- [nRF52832 vs nRF54H20](https://blefyi.com/compare/nrf52832-vs-nrf54h20/.md)
- [nRF52832 vs nRF54L15](https://blefyi.com/compare/nrf52832-vs-nrf54l15/.md)
- [nRF52832 vs QCC5171](https://blefyi.com/compare/nrf52832-vs-qcc5171/.md)
- [nRF52832 vs STM32WB55](https://blefyi.com/compare/nrf52832-vs-stm32wb55/.md)
- [nRF52832 vs WBZ451](https://blefyi.com/compare/nrf52832-vs-wbz451/.md)
- [nRF52840 vs BlueNRG-LP](https://blefyi.com/compare/nrf52840-vs-bluenrg-lp/.md)
- [nRF52840 vs CC2642R](https://blefyi.com/compare/nrf52840-vs-cc2642r/.md)
- [nRF52840 vs CC2652R](https://blefyi.com/compare/nrf52840-vs-cc2652r/.md)
- [nRF52840 vs CYW20820](https://blefyi.com/compare/nrf52840-vs-cyw20820/.md)
- [nRF52840 vs DA14531](https://blefyi.com/compare/nrf52840-vs-da14531/.md)
- [nRF52840 vs DA14695](https://blefyi.com/compare/nrf52840-vs-da14695/.md)
- [nRF52840 vs EFR32BG22](https://blefyi.com/compare/nrf52840-vs-efr32bg22/.md)
- [nRF52840 vs EFR32MG24](https://blefyi.com/compare/nrf52840-vs-efr32mg24/.md)
- [nRF52840 vs ESP32](https://blefyi.com/compare/nrf52840-vs-esp32/.md)
- [nRF52840 vs ESP32-C3](https://blefyi.com/compare/nrf52840-vs-esp32-c3/.md)
- [nRF52840 vs ESP32-C6](https://blefyi.com/compare/nrf52840-vs-esp32-c6/.md)
- [nRF52840 vs ESP32-S3](https://blefyi.com/compare/nrf52840-vs-esp32-s3/.md)
- [nRF52840 vs nRF5340](https://blefyi.com/compare/nrf52840-vs-nrf5340/.md)
- [nRF52840 vs nRF54H20](https://blefyi.com/compare/nrf52840-vs-nrf54h20/.md)
- [nRF52840 vs nRF54L15](https://blefyi.com/compare/nrf52840-vs-nrf54l15/.md)
- [nRF52840 vs QCC5171](https://blefyi.com/compare/nrf52840-vs-qcc5171/.md)
- [nRF52840 vs STM32WB55](https://blefyi.com/compare/nrf52840-vs-stm32wb55/.md)
- [nRF52840 vs WBZ451](https://blefyi.com/compare/nrf52840-vs-wbz451/.md)
- [nRF5340 vs BlueNRG-LP](https://blefyi.com/compare/nrf5340-vs-bluenrg-lp/.md)
- [nRF5340 vs CC2642R](https://blefyi.com/compare/nrf5340-vs-cc2642r/.md)
- [nRF5340 vs CC2652R](https://blefyi.com/compare/nrf5340-vs-cc2652r/.md)
- [nRF5340 vs CYW20820](https://blefyi.com/compare/nrf5340-vs-cyw20820/.md)
- [nRF5340 vs DA14531](https://blefyi.com/compare/nrf5340-vs-da14531/.md)
- [nRF5340 vs DA14695](https://blefyi.com/compare/nrf5340-vs-da14695/.md)
- [nRF5340 vs EFR32BG22](https://blefyi.com/compare/nrf5340-vs-efr32bg22/.md)
- [nRF5340 vs EFR32MG24](https://blefyi.com/compare/nrf5340-vs-efr32mg24/.md)
- [nRF5340 vs ESP32](https://blefyi.com/compare/nrf5340-vs-esp32/.md)
- [nRF5340 vs ESP32-C3](https://blefyi.com/compare/nrf5340-vs-esp32-c3/.md)
- [nRF5340 vs ESP32-C6](https://blefyi.com/compare/nrf5340-vs-esp32-c6/.md)
- [nRF5340 vs ESP32-S3](https://blefyi.com/compare/nrf5340-vs-esp32-s3/.md)
- [nRF5340 vs nRF54H20](https://blefyi.com/compare/nrf5340-vs-nrf54h20/.md)
- [nRF5340 vs nRF54L15](https://blefyi.com/compare/nrf5340-vs-nrf54l15/.md)
- [nRF5340 vs QCC5171](https://blefyi.com/compare/nrf5340-vs-qcc5171/.md)
- [nRF5340 vs STM32WB55](https://blefyi.com/compare/nrf5340-vs-stm32wb55/.md)
- [nRF5340 vs WBZ451](https://blefyi.com/compare/nrf5340-vs-wbz451/.md)
- [nRF54H20 vs BlueNRG-LP](https://blefyi.com/compare/nrf54h20-vs-bluenrg-lp/.md)
- [nRF54H20 vs CC2642R](https://blefyi.com/compare/nrf54h20-vs-cc2642r/.md)
- [nRF54H20 vs CC2652R](https://blefyi.com/compare/nrf54h20-vs-cc2652r/.md)
- [nRF54H20 vs CYW20820](https://blefyi.com/compare/nrf54h20-vs-cyw20820/.md)
- [nRF54H20 vs DA14531](https://blefyi.com/compare/nrf54h20-vs-da14531/.md)
- [nRF54H20 vs DA14695](https://blefyi.com/compare/nrf54h20-vs-da14695/.md)
- [nRF54H20 vs EFR32BG22](https://blefyi.com/compare/nrf54h20-vs-efr32bg22/.md)
- [nRF54H20 vs EFR32MG24](https://blefyi.com/compare/nrf54h20-vs-efr32mg24/.md)
- [nRF54H20 vs ESP32](https://blefyi.com/compare/nrf54h20-vs-esp32/.md)
- [nRF54H20 vs ESP32-C3](https://blefyi.com/compare/nrf54h20-vs-esp32-c3/.md)
- [nRF54H20 vs ESP32-C6](https://blefyi.com/compare/nrf54h20-vs-esp32-c6/.md)
- [nRF54H20 vs ESP32-S3](https://blefyi.com/compare/nrf54h20-vs-esp32-s3/.md)
- [nRF54H20 vs QCC5171](https://blefyi.com/compare/nrf54h20-vs-qcc5171/.md)
- [nRF54H20 vs STM32WB55](https://blefyi.com/compare/nrf54h20-vs-stm32wb55/.md)
- [nRF54H20 vs WBZ451](https://blefyi.com/compare/nrf54h20-vs-wbz451/.md)
- [nRF54L15 vs BlueNRG-LP](https://blefyi.com/compare/nrf54l15-vs-bluenrg-lp/.md)
- [nRF54L15 vs CC2642R](https://blefyi.com/compare/nrf54l15-vs-cc2642r/.md)
- [nRF54L15 vs CC2652R](https://blefyi.com/compare/nrf54l15-vs-cc2652r/.md)
- [nRF54L15 vs CYW20820](https://blefyi.com/compare/nrf54l15-vs-cyw20820/.md)
- [nRF54L15 vs DA14531](https://blefyi.com/compare/nrf54l15-vs-da14531/.md)
- [nRF54L15 vs DA14695](https://blefyi.com/compare/nrf54l15-vs-da14695/.md)
- [nRF54L15 vs EFR32BG22](https://blefyi.com/compare/nrf54l15-vs-efr32bg22/.md)
- [nRF54L15 vs EFR32MG24](https://blefyi.com/compare/nrf54l15-vs-efr32mg24/.md)
- [nRF54L15 vs ESP32](https://blefyi.com/compare/nrf54l15-vs-esp32/.md)
- [nRF54L15 vs ESP32-C3](https://blefyi.com/compare/nrf54l15-vs-esp32-c3/.md)
- [nRF54L15 vs ESP32-C6](https://blefyi.com/compare/nrf54l15-vs-esp32-c6/.md)
- [nRF54L15 vs ESP32-S3](https://blefyi.com/compare/nrf54l15-vs-esp32-s3/.md)
- [nRF54L15 vs nRF54H20](https://blefyi.com/compare/nrf54l15-vs-nrf54h20/.md)
- [nRF54L15 vs QCC5171](https://blefyi.com/compare/nrf54l15-vs-qcc5171/.md)
- [nRF54L15 vs STM32WB55](https://blefyi.com/compare/nrf54l15-vs-stm32wb55/.md)
- [nRF54L15 vs WBZ451](https://blefyi.com/compare/nrf54l15-vs-wbz451/.md)
- [QCC5171 vs CYW20820](https://blefyi.com/compare/qcc5171-vs-cyw20820/.md)
- [QCC5171 vs WBZ451](https://blefyi.com/compare/qcc5171-vs-wbz451/.md)
- [STM32WB55 vs BlueNRG-LP](https://blefyi.com/compare/stm32wb55-vs-bluenrg-lp/.md)
- [STM32WB55 vs CYW20820](https://blefyi.com/compare/stm32wb55-vs-cyw20820/.md)
- [STM32WB55 vs QCC5171](https://blefyi.com/compare/stm32wb55-vs-qcc5171/.md)
- [STM32WB55 vs WBZ451](https://blefyi.com/compare/stm32wb55-vs-wbz451/.md)
- [WBZ451 vs CYW20820](https://blefyi.com/compare/wbz451-vs-cyw20820/.md)

## Page Types
- /chip/{slug}/ — Detailed BLE chip specification page
- /chip/{chip}/use-case/{usecase}/ — Chip-for-use-case pSEO page
- /version/{slug}/ — Bluetooth version specification
- /profile/{slug}/ — GATT profile reference
- /beacon/{slug}/ — Beacon protocol specification
- /manufacturer/{slug}/ — Manufacturer profile with chips
- /mesh/{slug}/ — Mesh topology concept
- /use-case/{slug}/ — BLE use case with recommended chips
- /guide/{slug}/ — In-depth BLE guide
- /glossary/{slug}/ — BLE terminology
- /tools/{slug}/ — Interactive BLE tools
- /compare/{slug}/ — BLE comparison

## Data Sources
- Bluetooth SIG Core Specifications (4.0 through 6.0)
- Manufacturer datasheets (Nordic, Espressif, TI, SiLabs, etc.)
- GATT Specification Supplement and Adopted Profiles

## Related
- [NFCFYI](https://nfcfyi.com/llms.txt) — The NFC Chip Encyclopedia & Toolkit
- [QRCodeFYI](https://qrcodefyi.com/llms.txt) — The QR Code Encyclopedia & Toolkit
- [BarcodeFYI](https://barcodefyi.com/llms.txt) — The Barcode Encyclopedia & Toolkit
- [RFIDFYI](https://rfidfyi.com/llms.txt) — The RFID Encyclopedia & Toolkit
- [SmartCardFYI](https://smartcardfyi.com/llms.txt) — The Smart Card Encyclopedia & Toolkit