All Questions
Tagged with bluetooth-lowenergy uwp
169
questions
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72
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How do I make a GATT server's read characteristic editable?
Im working on making a GATT server that can be connected to by a client application, that will eventually send data to said client. the way I understand it, is that the only value the client can see ...
0
votes
1
answer
494
views
Create a Bluetooth Low Energy BLE GATT Server with .NET C#
I'm trying to create a C# Windows App in Visual Studio 2022 that with the click of a button creates a BLE Gatt server with a custom service with its UUID and a custom characteristic with its UUID also,...
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126
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How to get Extended Inquiry Response for a connected bluetooth device in UWP or Winform?
I need to get the EIR data of connected Bluetooth device. How can it be done in UWP or Winform?
I got some data using LE advertisement watcher. Where I got data sections and there is a 0x09 where I ...
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118
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GattLocalCharacteristic WriteRequested & ReadRequested events stop responding
I have been developing BLE peripherals on UWP. I have to send a file to the mobile client. I divide the file into chunks on the server and ask the client for a WriteAsync request. The chunks are ...
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41
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Writing BLE notifty characteristic fails from uwp app
I have a Windows UWP app that is configured as a Peripheral, and advertises one Service with two Characteristics:
Outgoing messages (Notify)
Incoming messages (WriteWithoutResponse)
I can connect to ...
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343
views
Read operation on a BLE characteristic in windows UWP returns a max buffer of 20 bytes
Background: I have a custom Bluetooth embedded C app on a STM32 Bluetooth module. The application has multiple services each having multiple characteristics of varying lengths.
I'm writing a C# PC ...
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165
views
Bluetooth Low Energy, Gatt, UWP, read, write notify application
I am working on a UWP BLE application and my device is a wahoo kickr Fan which increase its fan speed according to the heart rate,
I am trying to crack the fan and I am writing the values to increase ...
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425
views
How to control RX/TX size for a BLE connection in a C# program running on Windows?
I am connecting to a BLE device from a C# program using the Windows.Devices.Bluetooth WinRT API.
The code uses an BluetoothLEAdvertisementWatcher for scanning to verify the device is in range, then ...
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1
answer
213
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GattServer conflcits with Microsoft Advertising Beacon on Hololens 2
i'm experiencing weird issue with HL2.
I'm working on BLE unity app and as such i've created gattserver that exposes a gatt service and some characteristics. Nothing fancy.
It was working just fine. I ...
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232
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BLE read write and notify error , 'Exception from HRESULT: 0x80650081
I am writing an application to read from and write to a bluetooth low energy device(indoor bicycle trainer) and i am trying to write the values to its characteristics.
I am following the microsoft.com ...
2
votes
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answers
328
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Bluetooth notify gatt characteristic losing data
I am receiving a large amount of real-time data from a BTLE device using a notify GATT Characteristic. We're definitely reaching the bandwidth limits of the protocol, the device is capable of sending ...
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366
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BLE Pairing gets stuck after Unpairing with nRF Connect App
I encountered a strange problem when trying to unpair and pair again with my smartphone. Currently I write a C# application on UWP (Windows 10) for BLE connection with a remote device. I use my ...
0
votes
1
answer
459
views
WIndows automatically connects to my BLE device
I have a BLE device I am trying to write an application to communicate with.
I am facing a really annoying issue - windows automatically connects to my BLE device.
This is a very big issue for me, ...
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343
views
WinRT BLE BluetoothLEDevice.GetGattServicesAsync unreachable Bluetooth 5
I have a.NET V4.72 Application with Microsoft.Windows.SDK.Contracts V10.0.22621.2 to access WinRT Bluetooth Low Energy API.
It works ok with BLE 4.2 devices, but when I try to make it work with BLE 5....
2
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0
answers
582
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Custom DeviceInformation PairAsync gives RequiredHandlerNotRegistered result
I am working on a WPF application to communicate with a BLE enabled device. I am using the PairAsync function from Windows.Devices.Enumeration.DeviceInformationCustomPairing class, but I have noticed ...