> Android requires pairing to connect to a remote device, even if the remote > device does not require pairing. (Nick)
So, I was able to successfully connect to the Bluetooth device! Like you said I had to pair the device. The pin that work in my case was 1234. I was trying 0000 but that did not work. Thank you! Paul On Nov 24, 5:38 pm, Nick Pelly <[email protected]> wrote: > On Tue, Nov 24, 2009 at 5:16 PM, Paul <[email protected]> wrote: > > > try this one: 00001101-0000-1000-8000-00805F9B34FB > > > This got me somewhere. That is, Android tried to connect to the > > Bluetooth device but was unable to. I know that this is the 16-bit > > UUID for the serial port profile (0x1101) promoted to a 128-bit UUID. > > This is what I had initially tried but incorrectly converted. > > > > Instead of allowing applications to choose there own RFCOMM channel, we > > > allow apps to pick a UUID instead... > > > In my case, I am trying to connect to a Bluetooth device which I > > cannot assign a UUID to. All I know is that the device has a serial > > port service. I also do not know how to find the UUID of the device. > > > Am I wrong in trying to connect to this device using the existing > > Android 2.0 Bluetooth API? It does not require pairing and can only > > communicate uses a serial port service (profile). > > Ah, sorry I assumed you were using Android <-> Android. > > Sounds like your remote device already has an SDP record set up with the > well-known SPP UUID, so yes using that UUID on the Android client should > lead to a successful connection. > > Android requires pairing to connect to a remote device, even if the remote > device does not require pairing. If the remote device is does not have any > UI, then you should try and configure the remote device to have some simple > PIN code that the user can enter on Android. > > > > > Thanks, > > Paul > > > On Nov 24, 4:45 pm, Nick Pelly <[email protected]> wrote: > > > No no no no :) > > > > Go to a uuid generator, and generate your own unique UUID for your > > > application. For example:http://www.uuidgenerator.com > > > > It can be any valid UUID, so long as you use the same UUID on both the > > > server and the client of your application. > > > > Instead of allowing applications to choose there own RFCOMM channel, we > > > allow apps to pick a UUID instead, which has a much lower chance of > > > namespace collisions (there are only 30 RFCOMM channels). Android will > > > automatically connect to the correct RFCOMM channel by looking up the > > UUID > > > in the service discovery database on the remote device. > > > > Nick > > > > On Tue, Nov 24, 2009 at 4:39 PM, Sean Liao <[email protected]> > > wrote: > > > > try this one: 00001101-0000-1000-8000-00805F9B34FB > > > > > WIDCOM SDK and a C# SDK actually define the above constant value for > > > > SPP/RFCOMM > > > > > It seems work for me although I am having problem use the inputStream > > and > > > > outSteam out of the connection. > > > > > Hope it works for you. > > > > > On Tue, Nov 24, 2009 at 4:20 PM, Paul <[email protected]> wrote: > > > > >> Can someone explain how to use createRfcommSocketToServiceRecord? How > > > >> do I find out the UUID of the device I want to connect to? > > > > >> Thanks, > > > >> Paul > > > > >> -- > > > >> You received this message because you are subscribed to the Google > > > >> Groups "Android Developers" group. > > > >> To post to this group, send email to > > [email protected] > > > >> To unsubscribe from this group, send email to > > > >> [email protected]<android-developers%2Bunsubs > > > >> [email protected]><android-developers%2Bunsubs > > [email protected]> > > > >> For more options, visit this group at > > > >>http://groups.google.com/group/android-developers?hl=en > > > > > -- > > > > You received this message because you are subscribed to the Google > > > > Groups "Android Developers" group. > > > > To post to this group, send email to > > [email protected] > > > > To unsubscribe from this group, send email to > > > > [email protected]<android-developers%2Bunsubs > > > > [email protected]><android-developers%2Bunsubs > > [email protected]> > > > > For more options, visit this group at > > > >http://groups.google.com/group/android-developers?hl=en > > > -- > > You received this message because you are subscribed to the Google > > Groups "Android Developers" group. > > To post to this group, send email to [email protected] > > To unsubscribe from this group, send email to > > [email protected]<android-developers%2Bunsubs > > [email protected]> > > For more options, visit this group at > >http://groups.google.com/group/android-developers?hl=en -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
