Category "bluetooth-lowenergy"

BLE L2CAP layer - segmentation vs fragmentation

I have two questions for you, guys: What is the difference between segmentation + reasembly and fragmentation + recombination in BLE L2CAP? After some research,

Bluetooth 5.1 Angle of Arrival backward compatibility

I am currently designing a simple indoor location project to evaluate possibilities of Bluetooth 5.1 standard. The feature I would like to use is AoA (Angle of

increase Android BLE bonding / pairing dialog timeout

I have an android app that connects to a BLE device and pairs with it using BleDevice.createBond(). the issue is that the dialog could disappear before the user

How to Listen For BLE signals in background using Flutter and Dart?

I'm trying to figure out how to add a listener in flutter that would listen for BLE signals even in the phone background, while the app is off. Is it possible t

How to fix 'Gatt write characteristic FAILED.' exception in xamarin forms?

I am trying to do a GATT write operation in a BLE after Notification where I am getting the value from server. The write operation works fine when there is no p

Anything equivalent to Android-Scanner-Compat-Library for iOS?

Looking for BLE scanner similar to Android-Scanner-Compat-Library for iOS ? Using scanForPeripheralsWithServices but some time BLE peripheral (device ) not f

Bluetooth LE Scan in Python on Raspberry Pi

I am now writing Python scripts to collect BLE advertising packets near my Raspberry Pi 3 B+. Currently, I am using bluepy for BLE scan, but the scanner sporadi

Cannot clone nRF52840 to reproduce low deep sleep current

I currently have firmware that can reach an average deep sleep current of ~130uA. I can reach this level reproducibly on one of the boards I have. successful de

Randomize Mac Address Bluetooth LE Broadcast

As far as I know some android phones today can act as BLE beacon (this feature is usually disabled in most devices ) . When an android device is acting as a bea

hcitool lescan shows I/O error

I'm trying to do a lescan using hcitool on the raspberry pi. The command prints out Set scan parameters failed: Input/output error. I'm not sure, what ex

Bluetooth Service Solicitation in Windows UWP

I am trying to connect to my iPhone and access services such as the battery level and ANCS from windows. I have tried out the Advertisement watcher and query bu

Android BLE - Connecting to multiple devices seem to fail and GATT Response is the same for both connections?

I am developing an Android Application that connects to a BLE Device and reads the specific GATT Characteristics and Services that I need to check. I used the B

Control ESP32 via Flutter BLE

I am using this library (https://pub.dev/packages/flutter_blue/example) to control my ESP32 (Arduino). I have two buttons that work perfectly, one to turn off t