I am currently working on a Windows Phone 8 application, which will (hopefully) have the capabilities to connect to a vehicle via bluetooth using a bluetooth OBD-II adapter. I'm reasonably new to programming for WP8, although I'm attempting to not try and to ask for help but I've sort of [...] read more
I have been trying to develop my Windows Phone 8 app to access a paired Bluetooth device (a printer) and send over some print data. I'm developing on Windows 8 64bit and using VS2012 Express. Due to the Emulator not supporting Bluetooth I have been uploading the build to a [...] read more
i have a basic directshow graph : > Video Capture Source: SMI Grabber Dev (4ch usb dvr) > video Renderer when i start the Graph, i get this error : > the device is not connected 0x8007048F either on GraphStudioNext or my c# code. and i found a solution that [...] read more
We need to print Arabic text using Bluetooth Printer in windows phone 8 silver light app. Printing is working fine for English When we are trying to print Arabic text it is not printing as expected? Sample code is given Below: Public async void PrintTest(string text) { var isConnected= await [...] read more
There are some odd ways, like checking for pair devices and catching exceptions to see it if is on or not. if ((uint)ex.HResult == 0x8007048F) { var result = MessageBox.Show("Bluetooth is turned off.\nTo see the current Bluetooth settings tap 'ok'", "Bluetooth Off", MessageBoxButton.OKCancel); } But I see there is a [...] read more
I have the following code which works perfectly on a device with WP8.1 to determine if Bluetooth is enabled or not. When I run it on a Windows Mobile 10 device there is no exception. The app works as expected when Bluetooth is enabled. private async Task<bool> CheckBluetoothEnabled() { try [...] read more
I'm trying to discover devices on a peer-to-peer basis using the PeerFinder class of the Windows Phone 8 Proximity API. I'm running the app in Visual Studio 2013 using the Windows Phone 8 emulator. I use the PeerFinder class like this: PeerFinder.AllowInfrastructure = true; PeerFinder.Start(); After this, I attempt to [...] read more
I want to display camera video using Directshow. In GraphEdit I mount the attached graph, but I receive a 0x8007048f error. What filter or other thing I need to display the video? enter image description here [https://i.stack.imgur.com/LkR3W.png] Thanks. UPDATE I fixed the problem updating the usb camera controller software in [...] read more