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View Full Version : Tomtom BT GPS & BT HF : Official statement, it won't wo


akirkby
11th July 2006, 10:31 PM
I've been having a discussion with TomTom support over the last few days regarding a problem with getting my Mini S to talk to a BT GPS Receiver and a BT HF kit at the same time. Tomtom have basically told me this won't work and that whilst Tomtom is installed - not even running, the phone will not work with a BT HF device....!!!! :?

Anybody else experience this? Are Tomtom saying that their software basically renders the phone useless with handsfree??? :shock:

I've included the conversation from Tomtom below :-

Note the entries are in reverse order.

Response 06/07/2006 01.34 PM
Dear Mr. Kirby,

Since your PDA does not have any physical serial interface, a wired GPS-receiver (which runs through a serial interface) will unfortunately not be possible.

To further clarify our statement, your PDA seems to have difficulties sharing the same BT connection port and/or profile between multiple devices or services. This has nothing to do with our software, this is hard-coded into the operating system and hardware your PDA runs on. The binding of a BT serial port is a PDA function, not a software function.

We sympathise with your situation, but as we are not the manufacturers of your PDA or your carkit, there is very little we can do to assist you.

Kind regards,

The TomTom Customer Support Team

Customer 05/07/2006 10.01 PM
Does this mean that if I use a wired GPS receiver then this will work? Or, are you telling me that once I install the Tomtom software on a PDA phone that I will loose the ability to use any other Bluetooth devices until the Tomtom software is removed? If this is the case then I can hardly see how you can claim compatability with the XDA series of devices, at least without notifying potential customers that they will loose all handsfree functionality via Bluetooth once you install the software?

Response 05/07/2006 02.12 PM
Dear Mr. Kirby,

Our earlier correspondence was unfortunately not entirely clear. What we mean is that there is an internal conflict between our software, which is bound to the PDA Bluetooth Serial Port by the PDA hardware and underlying Windows OS), and your BT Carkit, which attempts to pre-empt the BT Serial Connection bond. This bond is enforced whether or not the program is actually active, and the ability to share a bound serial port concurrently is something that is enforced by your operating system.

This is unfortunately not something we can do anything about, since this is both hardware- and Windows-based (in the sense that multiple programs cannot access the same serial port concurrently), and also because we cannot provide technical support for a problem that is outside the purview of our software.

Kind regards,

The TomTom Customer Support Team

Customer 04/07/2006 10.10 PM
Your answer makes the assumption that the problem only occurs when the Tomtom software is running. This is not the case. Before Tomtom was installed on the device it would connect to the carkit and work correctly. Following the installation of Tomtom it will no longer remain connected for more than 15-20 seconds, regardless of whether Tomtom is running or not. If Tomtom is running and communicating with the BT GPS receiver it does still not function correctly with the carkit, however, if the Traffic function is activated then it will maintain a connection.
I therefore suggest that your previous explaination is not accurate - I could possibly accept an issue with Tomtom running and it then disconnecting from the carkit however, even with the BT GPS receiver removed from the paired devices and switched off it will still not remain connected.

Response 04/07/2006 01.29 PM
Dear Mr. Kirby,

Since we do not support the usage of third-party carkits (Bluetooth or wired/serial), we are only able to offer a technical theory as to your problem.

As your carkit is connected with a (virtual) Bluetooth serial connection, there is most likely an internal conflict with regards to the serial connection. PDA's support multiple Bluetooth profiles (methods of connecting), but typically bind the serial port to one device. Seeing this, the most likely culprit is the fact that the PDA keeps on switching focus between the two devices that use the serial port: Your BT GPS-receiver and the BT Carkit. When Navigator 5 is running, it pre-empts the serial port connection for the GPS-receiver, which forces the connection to stabilise.

Though we cannot offer you a solution to your problem, please try changing the settings of your BT Serial connection (removing the Authentication and Encryption options).

Kind regards,

The TomTom Customer Support Team

Response 03/07/2006 08.25 PM
Dear Mr Kirkby,


The incident you reported is escalated to our 2nd Line Support Technicians for further research. We will notify you immediately when they have resolved the incident.

Thank you very much for your understanding.

Kind Regards,

The TomTom Customer Support Team

Auto-response 02/07/2006 11.25 PM
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Customer 02/07/2006 11.25 PM
GPS Driver 1.2, MAP Great_britain_Plus-Map v571, English UK
Windows Mobile V5.0 OS 5.1.195 (Build 14847.2.0.0)
ROM - 2.21.4.1 WWE
ROM 3/9/06
Radio 02.07.10
Protocol 413.1.03
ExtROM 2.21.4.101

I have recently upgraded from a O2 XDA II to an O2 XDA Mini S. The product has been working perfectly for a number of days with my Vauxhall(Opel) Vectra Bluetooth car kit. The phone will pair with the unit, the contacts are downloaded etc and the phone will remain paired and make/receive calls via the bluetooth unit until switched off.
Yesterday I installed TOMTOM (Details above) onto the main memory and the GB maps onto the storage cards. The software was activated and my Plus subscription reset for the new device.
TomTom works OK on the device and the traffic information is updated as expected. With TOMTOM running, a route active and traffic information active the phone will maintain a connection with the bluetooth car kit. However, if a route is not active and therefore the traffic information is not active, the phone will connect to the bluetooth carkit and then disconnect after around 15-20 seconds. If the carkit is forced to reconnect it will but once again it will disconnect after 15-20 seconds.
If tomtom is not running, when I go to the phone dialer screen, when I force the phone to connect the headset icon is visible again for 15-20 seconds but then disappears when the phone disconnects from the carkit.
Presently the only way I can keep the phone connected to the carkit is to ensure that tomtom is active with a route and traffic updates switched on.
As stated previously this behaviour only started when tomtom was loaded on the XDA Mini S. Presently there is no way to keep the phone connected via bluetooth unless tomtom is running as above. I am using a Mk I Tomtom bluetooth GPRS receiver.
Tomtom was patched using the updated software as downloaded last week.
I have tried various combinations of resets/ re-pair/ delete device etc on both the carkit and phone. The problem still remains.

trevor.austin
12th July 2006, 12:05 AM
Strange, I am using TOMTOM and a Samsung HF kit and it works fine. Automatically cutting the sound from TOMTOM when I make and receive a call and then turning it back on when the phone is not in use.

The only, very minor, glitch is that on call termination there is a maybe 2 second loss of satellite signal.

trevor.austin
12th July 2006, 12:06 AM
I am using the Qtek Rom BTW, and the latest TOMTOM GPS drivers.

IIRC you ned to be using 5.21 versions of TOMTOM and drivers.

lozzd
12th July 2006, 12:24 AM
I have to say, I understand what TomTom are trying to say and agree. Because you've got the COM port set up in Windows, it doesn't matter if TomTom is open or not. I guess you could try deleteing the COM port in the Bluetooth settings and seeing if that solves the problem; then you will really know if it's a Windows problem. It's interesting that trevor.austin's car kit works fine; again seeming to point towards the fact your car kit has some problems with the way Windows handles having a com port set up.

akirkby
12th July 2006, 08:11 PM
How would I delete the com port? Do you know if there are any cabled GPS receivers about for the XDA Mini S - I guess then I would only be using bluetooth for the car kit?

m@rco
12th July 2006, 08:42 PM
Hi akirkby,

I also have a BT Carkit. I have the Parrot CK 3100.

I paired BT Carkit and the Emtac BT GPS.

With the BT GPS i need to assign the ports. With the carkit i didn't needed.
He recognized the carkit as a headset.

I think TomTom is right and i think the problem is in the Carkit

When i start TomTom, bluetooth also start automatic and then he nicely connect to mine BT Carkit. And when i shutdown TomTom he also disconnect.

What carkit do you have?

Did you check the IR module? If "allow incoming beams" is on?
You sometimes get some trouble when it on.

When i installed TomTom for a friend that was the problem.
When it was on it wouldn't connect to the wired GPS.

Maybe you should also check the site of your BT Carkit is there is a software update.

The Parrot CK3100 has software to flash your carkit over bluetooth.
Maybe your carkit support that als well.

Can you tell me what carkit you have?

lozzd
12th July 2006, 11:40 PM
How would I delete the com port? Do you know if there are any cabled GPS receivers about for the XDA Mini S - I guess then I would only be using bluetooth for the car kit?


No, unfortunately there are not any wired GPS recievers compatible with the Mini S... That I know of.

Delete the COM port to test by going to Comm Manager -> Settings (Right hotkey) -> Bluetooth Settings -> COM Ports -> tap and hold your GPS COM Port -> Delete.

akirkby
13th July 2006, 08:14 AM
There does not appear to be a COM port in the list. Under Bluetooth ports all I have are "New Outgoing Port" and "New Incoming Port" - nothing else?

Andy@Contacta
13th July 2006, 10:34 AM
Try setting outgoing port 6 to BT GPS and then tell TomTom to use port 6, make sure that your TomTom is 5.21.

lozzd
13th July 2006, 12:11 PM
There does not appear to be a COM port in the list. Under Bluetooth ports all I have are "New Outgoing Port" and "New Incoming Port" - nothing else?

That's interesting. What GPS are you using?

akirkby
14th July 2006, 03:58 PM
Its the Tomtom GPS unit - not the latest one, about two years old.

cgrillo
14th July 2006, 04:19 PM
If you have "New Outgoing Port" - then create one - try tapping and holding - you should have the options..... it will probably create an outgoing com port on Com6..

You are probably only missing this step..

Also, check that the name you have for your GPS actually ends in "GPS"

Charlie Grillo

akirkby
14th July 2006, 04:28 PM
m@rco - the carkit is a factory fit option supplied by Vauxhall - I can't find much info about it on the web :-(

akirkby
14th July 2006, 04:29 PM
I've added a new outgoing com port - it did suggest com 6. I'll try this and let you know what happens.

lozzd
14th July 2006, 05:29 PM
Ah that makes sense. When you have a standard TomTom GPS, it doesn't need a COM port, I think TomTom does that for you... which is probably the problem. If you pair the GPS and the phone, create the COM port as you have done, and set TomTom to use the "other bluetooth gps" on the COM Port you set up, it might well work, and not kill your other bluetooth connections.

akirkby
15th July 2006, 09:30 AM
I paired the BT GPS before Tomtom was started - during pairing it says that the device has a serial port - do you want to use it. I tried saying Yes & No at this point and then adding a new outgoing com port.

Both times it will fail - Tomtom is configured for 'Other' BT receiver on COM 6.

Not sure what to do now.... is this the fault of the Car Kit Manufacturer, XDA or Tomtom? Effectively as soon as Tomtom is loaded on the device then it can no longer be used handsfree... :cry:

alix776
15th July 2006, 10:58 AM
it should work as use a bt headset and a bt gps all the time with mine and have set up numerous othe miniS's for freinds at work .

have you tried com7 as the outgoing port the handsfree will use a bt profile

it could be a compatiblity issue with the hf car kit as not all bt protocols are the same.

westm003
15th July 2006, 01:24 PM
Hello,

paired with a CK3100 parrot and a globalsat GPS works like a charm

Set the outgoing COM7 to the GPS MOUSE!!! and then it works!! dont ask me why!

SO com6 in and com7 out using the GPS mouse bluetooth as the device!!!

Let me know...

westm003
15th July 2006, 01:27 PM
Hello,

paired with a CK3100 parrot and a globalsat GPS works like a charm

Set the outgoing COM7 to the GPS MOUSE!!! and then it works!! dont ask me why!

SO com6 in and com7 out using the GPS mouse bluetooth as the device!!!

Let me know...

akirkby
15th July 2006, 06:51 PM
Tried both com 6 and com 7 as outgoing ports. Port 7 worked until I stopped tomtom - restarted it and then the carkit stopped working again.....