Bluetooth Issues and Fixes

Steve stevewilliams at internode.on.net
Fri Sep 18 02:22:48 PDT 2015


-----Original Message-----
From: Claudiu Olteanu [mailto:olteanu.vasilica.claudiu at gmail.com] 
Sent: Friday, 18 September 2015 5:06 PM
To: Steve <stevewilliams at internode.on.net>>
Cc: Subsurface Mailing List <subsurface at subsurface-divelog.org>>
Subject: Re: Bluetooth Issues and Fixes

>Hi there,

>Sorry for the late response. Unfortunately today I am a little busy but I will try this weekend to reproduce your problem and to find a solution.

No worries.

>> General notes and questions:
>>
>> I potentially may have caused the issue with the native Bluetooth by  
>> trying to trouble-shoot the Windows SPP outgoing com port issues noted above?

>I don't have too much experience on Windows 10 but I will try see if the old native Bth implementation works on my environment. My focus was on our custom implementation and I didn't have the chance to test the old one.

Don't spend/waste any time at all with the old method it is a Microsoft bug and they have already fixed in a new Windows build version (not released yet).
My main reason for posting that was a warning to others and to make people aware so they didn't waste time with it.
Also so Dirk could add a note that it is a known issue if he releases another beta or if the Microsoft fix is not released before Subsurface 4.5 final is released.

>> Running Bluetooth log view software I can see the correct mac address 
>> of the dive computer shown when it comes into range of the laptop.

>I will do some investigation and I hope that I will find out why the Bluetooth address is not converted correctly.

That would be great as it seems to be the main issue.
I'm happy to try any test/debug builds if it makes it easier with the problem.

>>
>> When doing the scan, where is it getting the mac address for the 
>> devices from and/or storing it?

>The Bluetooth address is stored in a QBluetoothDeviceInfo object and saved as user data to QListWidgetItem items.

Ok so it probably just the scan is not picking up the correct address.

I just had an idea to find your original version that I tried as I had deleted it a while ago.
I went back through old emails and found your dropbox link and re-downloaded and I can confirm that that version after doing a scan shows the correct addresses.

So I can confirm that something has been broken from your dropbox version (1329) to the current daily build(s) that Dirk does.

>> What is the button with the ellipse next to ellipsis (3 dots) next to 
>> the device or mount point drop-box supposed to do?

>I believe that it does a search for a Uemis dive computer or something like that.

>Cheers,
>Claudiu

Cheers,
Steve



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