Are you having issues with your HTC Tytn II and GPS with Tom Tom, well this might help
Windows Mobile
Soft Reset
Start
Settings
External GPS
GPSSettings
GPS Program Port
Software Port - COM4
GPS Hardware
Hardware Port – None
Baud - 9600
Access
Check the box for Manage GPS automatically
Click OK
Open TOM TOM Navigator 6.0
Tap on Map
Change Preferences
Click Right Arrow Twice
Show GPS Status
Configure
Right or Left Arrow until you find "OTHER NMEA GPS Receiver"
Select
GPS Baud Rate "change to 9600"
Done
Select COM4
Done
Soft Reset the HTC TyTn II
Now it should all work
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