Category "bluetooth-lowenergy"

Flutter disconnect and dispose bluetooth devices in proper method

Im using flutter reactive plugin https://pub.dev/packages/flutter_reactive_ble For connect and fetching data from multiple devices. Successfully i have connecte

Android App receives 2 connections from the same device (nRF Module)

I have an android app which scans and connects to a predefined device name. My peripheral is an nRF module which is sending an incrementing data at 1Hz. However

Android app's access to TxAdd and PDU Type in the received BLE advertising packets

I am writing an app that performs BLE scanning to collect advertising packets nearby. I wonder if Android Bluetooth libraries allow us to extract the TxAdd and

How to plot and display data from a microcontroller in Bluefruit Connect?

I am using Adafruit ltsyBitsy nRF52840 to collect data by connecting some analog circuits with one of the pins. I plan to display and plot the data instantly us

BLE using ESP 32

I am trying to program a BLE client using an ESP32. I have used the attached code (which is the example code from the example section). My problem right now is,

unable to readCharacteristic in IOS using flutter_reactive_bel

IOS app is crashed after the connecting with device so for handle the crash using scanStream.cancel(), but after doing this one of my readCharacteristic is not

Android 12 Bluetooth Permissions

I'm trying to connect to a device using BLE, but I'm getting an error on Android 12. I've tried a lot of different methods, but I couldn't find any solution. Ho

Send and receive Bluetooth Low Energy (BLE) raw packets on Linux

Is there an easy way to send and receive BLE raw packets on Linux, e.g. Raspberry Pi devices? Very simply, I would like to use BLE as packet radio, i.e. exchan

ionic ble : not able to show the updated ble device name on change

ok so i have created an app using ionic and angular and i want to change the ble device name. For that i am using ionic ble(ble.writeWithNoResponse) ionic-ble g

Ios BLE extended Advertising example

Does anyone know how to implement BLE extended advertising using Core Bluetooth or any other library in ios . From BLE 5.0 there should be option of sending 255

Companion device pairing: Is location services needed to be enabled?

I have implemented Companion device pairing and it works great for most devices without requiring any location permission or location services enabled. However,

How to programmatically read and open Bluetooth location permission setting for Android app

I am designing an app in Android Studio. It scans for BLE (Bluettoth Low Energy) devices. As soon as I try to scan I get the following popup message: Location

I would like to setup ble device simulator

As part of my work, i would like to have multiple (100+) BLE devices to test my application. At this moment I don't have that many devices. So, I wanted to simu

Listing connected BLE devices from CPython in Windows

I am porting Python code running on Linux to Windows, and need to implement 2 simple platform-specific functionalities (there are handled via bluetoothctl calls

What's the best way to communicate with nearby Android/iOS devices using Flutter

Let's imagine User A. I want to build an application that detects all users of my app who are currently close to user A (in terms of real-life proximity). They

Bluetooth 5.2 LE Hearing Aids CROS/Bi-CROS functionality

I would like to realize an Android App to use with Android 5.2 Hearing Aids Buds, able to stream sound from one ear (microphone on left hearing aid) to the left

How to gracefully restart CBCentralManager, in Swift

How do I gracefully stop all CBCentralManager activity and then, later, restart it? He's my plan. Is anything missing? Stopping... If inadvertently still scann

BlueZ "Pin or Key missing" occurred even though it has already been paired

I'm developing a BLE peripheral device based on linux(bluez 5.48) and QT app for a gatt service. I'm also developing an Android phone's app for connecting the d

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