Communicate between two (and more) Flutter applications using flutter_bluetooth_serial

I'm developing Flutter app for Android, where I want to exchange some data between few instances of my app on different devices via Bluetooth. I'm using <a href="https...

Flutter - Vertical viewport was given unbounded height

I want to write the available devices under the image that is shown like this: <a href="https://i.stack.imgur.com/QrNx4.png" rel="nofollow noreferrer"><img src="https:...

flutter_blue project is not working even the example project,and snapshot data is returning an empty array?

I am using ubuntu other projects can be excuted most of the bluetooth functionalities are not working. The <code>snapshot.data</code> is always an empty array e...

how to make iOS app connecting with bluetooth?

how to make iOS app with bluetooth? I need an app which connects and exchange data via bluetooth with other devices, laptop for example. Many packages for BLE a...

Capture a BLE characteristic and assign it to a variable in Flutter

I need to catch a specific value of a characteristic instantly onPress. So I wrote a function for this. The problem is, that I couldn't manage to assign the value to a...

FlutterBlue Characteristics

I am developing a bluetooth app that connects to a fitness watch. This is my first time working with bluetooth. I managed to connect my app with the device using the b...

how to send hexadecimal data packets using Bluetooth in flutter

It's my first time using Dart and Flutter. I want to send and receive data packets to some device. I tried a lot of things through google but failed. Please let me kno...

how to properly use flutter_reactive_ble writetocharacteristic and subscribetocharacteristic in flutter/dart

right now I have a bluetooth module that will send back a respond on each message receive so if I writetocharacteristic, I need to be able to wait before reading the c...

BLE not reading characteristic in reactive_ble

I'm using the flutter_reactive_ble package to communicate with a ble device. All is good until I try to read the characteristic which gives me the following error:...

How to use tcp/ip over bluetooth in flutter

I need to use TCP/IP over bluetooth in flutter. But I found no dart or flutter package support that. Do I have to implement a package myself? Thank you.

Interacting with BLE Cycle Trainer

My current is on Flutter using Dart and working with Bluetooth low energy devices. I have the basics up using <a href="https://pub.dartlang.org/packages/flutter_blue"...

How can i access cross-platform(android/iOS) bluetooth detection for flutter?

Newbie here. I am trying to make a hybrid mobile app in flutter that will detect nearby Bluetooth devices based on some unique ID. I want to read that unique ID from t...

Flutter Bluetooth Serial Discovery - canceling discovery (stream closed)

So I'm trying replicate the example on <a href="https://github.com/edufolly/flutter_bluetooth_serial/tree/master/example" rel="nofollow noreferrer">https://github.com/...

BLE support in Flutter

Is there any way to check if my device supports BLE through dart code? I am looking for something like this. <pre><code>switch ([_manager state]) { case CBCentral...

How can I send data to HC-06 with flutter bluetooth

I am trying to send data to HC-06 but I don't know how.Can Someone help me about this issue?