Like a MAC address for LAN connected devices, Bluetooth devices also have an identity address associated with each device. Understanding how Bluetooth addresses work is crucial for every BLE developer, especially when device privacy is a concern. So, what is a Bluetooth Address? A Bluetooth address sometimes referred to as a Bluetooth MAC address, is…

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Bluetooth mesh network

Bluetooth has been around for a while. In fact, it recently celebrated its 20th year anniversary! The introduction of the Bluetooth Low Energy (BLE) standard came in 2010 to address the rapid growth of use cases in the Internet of Things (IoT) field including sensors, wearables, medical devices, etc. However, one thing that BLE lacked…

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Introduction A couple of months ago at CES 2020 (January 2020), the Bluetooth SIG introduced the latest version of Bluetooth, version 5.2. This announcement was made alongside the announcement of the next generation of Bluetooth audio, named: LE Audio. The major change introduced in version 5.2 is a new feature called Isochronous Channels (ISOC). ISOC…

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To fully understand advertisements in BLE, we need to take a step back and learn about one of the layers within the architecture of BLE: the Generic Access Profile (GAP). GAP provides a framework that defines how BLE devices interact with each other. This includes: Roles of BLE devices Advertisements (Broadcasting, Discovery, Advertisement parameters, Advertisement…

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Bluetooth SIG wants to turn wearables into COVID-19 exposure detectorsThe group behind the Bluetooth standard wants to add COVID-19 exposure detection to wearable devices. In an announcement today, the Bluetooth SIG (Special Interest Group) said that it is working with over 130 member companies to add the potentially lifesaving feature to wearables. Google and Apple have already…

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Motorola Bluetooth LE smart sensor enables live monitoring of a baby’s vital signsNordic Semiconductor today announces that Hubble Connected, a Sheung Wan, Hong Kong-based electronics company, has selected Nordic’s nRF52832 Bluetooth® Low Energy (Bluetooth LE) System-on-Chip (SoC) to provide the wireless connectivity for its ‘Motorola Comfort Cloud MBP89SN smart sensor strip’. Rugged Bluetooth LE beacon tracks…

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Bluetooth 5 & Bluetooth Low Energy:A Developer’s Guide New version (2.0) coming October 19, 2020New video tutorials + Updated content + Newest nRF SDK Keep an eye out for the new release here BLE Beacon Wireless Access Point Router Integrated Beacon Device LaunchedThe Tech Launcher launched the latest Aruba 303 series, a Wireless Access Point router combining WiFi and…

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Bluetooth Developer Academy The one-stop resource for Bluetooth developers  Community + Courses + Technical Support + Private BlogCheck out the full courses library ON Semiconductor Provides BLE Solution with VeridifyAccording to a recent release, ON Semiconductor has announced the immediate availability of Veridify’s Public Key security tools for the RSL10, a low-power Flash-based Bluetooth Low Energy radio…

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Bluetooth Developer Academy The one-stop resource for Bluetooth developers  Community + Courses + Technical Support + Private BlogCheck out the full courses library BluBLE: Estimating your COVID-19 risk with accurate contact tracingMotivated by the prospect of creating protective, social-distancing “bubbles” around members of the public, researchers in the UC San Diego Wireless Communications Sensing and Networking Laboratory…

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About two weeks ago (February 11, 2020), a group of Singaporean researchers released a group of vulnerabilities discovered in quite a few BLE vendor SDKs. They named the group of vulnerabilities “SweynTooth“. Here’s their explanation: The insight behind the name SweynTooth arrives from Sweyn Forkbeard, the son of King Harald Bluetooth (after whom the Bluetooth…

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Bluetooth Developer Academy The one-stop resource for Bluetooth developers  Community + Courses + Technical Support + Private BlogCheck out the full courses library Multi-vendor Bluetooth Mesh SSL projects benefit warehouse and factory settingsSilvair Lighting Control has released the details of two Bluetooth Mesh-based LED retrofit projects that illustrate the energy savings potential of connected lighting and the…

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Bluetooth Developer Academy The one-stop resource for Bluetooth developers  Community + Courses + Technical Support + Private BlogCheck out the full courses library Bluetooth Low Energy-powered kit converts standard bicycles to e-bikesNordic Semiconductor today announces that Unlimited, a Barcelona, Spain-based recreational electric vehicle developer, has selected Nordic’s nRF52832 Bluetooth® Low Energy (Bluetooth LE) System-on-Chip (SoC) to provide the…

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Bluetooth Developer Academy The one-stop resource for Bluetooth developers  Community + Courses + Technical Support + Private BlogCheck out the full courses library Bluetooth Low Energy sensor-based gym management platform allows facility operators to measure use of equipment and zonesNordic Semiconductor today announces that technology startup D-Fetch has selected Nordic’s nRF52832 Bluetooth® Low Energy (Bluetooth LE) System-on-Chip (SoC),…

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Bluetooth Developer Academy The one-stop resource for Bluetooth developers  Community + Courses + Technical Support + Private BlogCheck out the full courses library nRF52805 Tiny Bluetooth 5.2 SoC is Optimized for Small Two-layer PCB DesignsNordic Semi has just added a new member to its nRF52 Bluetooth 5 wireless SoC family with nRF52805 offered in a tiny WLCSP package measuring…

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Bluetooth Developer Academy The one-stop resource for Bluetooth developers  Community + Courses + Technical Support + Private BlogCheck out the full courses library Nordic nRF52805 adds Bluetooth 5.2 SoC in WLCSP optimized for compact, two-layer PCB wireless products to proven nRF52 SeriesNordic Semiconductor today announces the nRF52805 Bluetooth 5.2 System-on-Chip (SoC), the seventh addition to its popular…

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Introduction As a continuation of our series on Bluetooth beacons (part 1 here and part 2 here), today we cover Apple’s iBeacon standard in a bit more detail. iBeacon is especially useful for deploying location-awareness applications and monitoring user behavior within an area. It was introduced in iOS 7 and utilizes Bluetooth Low Energy (BLE)…

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Bluetooth Developer Academy The one-stop resource for Bluetooth developers  Community + Courses + Technical SupportCheck out the full courses library Dev Kit Weekly: Microchip AVR-BLE Development BoardIn this edition of Dev Kit Weekly, Perry breaks down the AVR-BLE Development Board from Microchip Technology. The board sits at the sweet spot of IoT connectivity, security, and ultra-low power. It’s…

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Bluetooth Developer Academy The one-stop resource for Bluetooth developers  Community + Courses + One-on-One Q&ACheck out the full courses library Bluetooth Authentication Bug Allows Impersonation Attacks on All Popular DevicesA Bluetooth bug affecting major devices allows attackers to spoof paired devices and steal sensitive data. The Bluetooth authentication bug allows hackers to connect a rogue device by impersonating…

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