Questions tagged core-bluetooth

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No connectionEventDidOccur for GATT over BR/EDR (aka Classic) using CoreBluetooth

I’m trying to use the iOS 13 introduced capability in CoreBluetooth to do GATT over BR/EDR. The accessory I’m using obviously implements GATT over BR/EDR (it even publishes its services using SDP). According to the session WWDC 2019 What’s New in Core Bluetooth session, we have to use the registerForConnectionEvents API on a CBCentralManager instance, […]

By Adam
Published
Categorised as core-bluetooth, ios Tagged ,

How to get a .Net Standard class lib to execute CoreBluetooth functions?

How can I get my .Net Standard 2.0 class library to execute a CoreBluetooth (BLE) function (eg. read value)? My solution has a Xamarin.iOS class lib with CoreBluetooth but the .net stndard class lib can’t reference that. the solution’s top app is a Xamarion.iOS console app, which references both the two projects (.Net Stnd class […]

Xamarion.iOS CoreBluetooth BLE app crashes on iPhone 10

STEPS TO REPRODUCE CRASH… Visual Studio on Windows 10, paired with macbook pro Download wojciech-kulik/Sample-Projects from github: https://github.com/wojciech-kulik/Sample-Projects open Sample-Projects-masterXamarin.iOSBluetoothTestbLUETOOTH tEST.SLN Pair with Mac Select and debug on iPhone 10 Crashes. See attached Output of crash. iPhone is provisioned and runs my other Xamarin.iOS apps. Have tried restarting all devices. CRASH OUTPUT………………………………………………… Loaded assembly: /private/var/containers/Bundle/Application/6BD03353-EB72-4E79-8D3B-F72606BA7DE9/BluetoothTest2.app/System.Drawing.Common.dll […]

By Doug Null
Published
Categorised as Uncategorised Tagged , , ,

How to add key NSBluetoothPeripheralUsageDescription to info.plist in a Windows Visual Studio xamarin.ios app

I need to add BLUETOOTH LOW ENERGY (ble) to my xamarin.ios app, which I build on windows Visual Studio paired to my Macbook. BLE on xamarin.ios requires NSBluetoothPeripheralUsageDescription in info.plist. However, I can’t figure out how to do it with the info.plist GUI in Visual Studio. Source: Xamarin.ios Questions

By Doug Null
Published
Categorised as Uncategorised Tagged , , , ,

Can a XAMARIN.IOS app project use CoreBluetooth? I cannot find example/tutorial/guide

I need my Xamarin.IOS app to communicate with our embedded BLE device. Cannot find example or guide for Xamarin.IOS using CoreBluetooth. Tried BLE plugins but all have build or run errors. (WOJ, ARITCHIE, XABRE) Can my Xamarin.IOS app truly use CoreBluetooth, or should I use plugin BLE? Source: Xamarin.ios Questions

By Doug Null
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Categorised as Uncategorised Tagged , , ,

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