Re: [Bluez-users] Test Mode

[Manjunath Prabhu <manjunath.mp@gmail.com>]

Hi Peter,


On Wed, 01 Dec 2004 10:28:34 +0000, Peter Stephenson <pws@csr.com> wrote:
> 
> 
> > The LMP specification speaks about the Test Mode and Methodology
> > saying that Adaptive power control, adaptive freq hopping scenarios
> > can be imitated provided the respective LMP PDU's are sent.
> >
> > How do I make the HCI commands initiate these LMP PDU's? The HCI
> > specification have only the "Test Enable" and "Read and Write
> > Loopback"  test commands but other no commands which will result in
> > inititating the LM to the testing modes. How do i conduct these
> > adaptive tests?
> 
> It's quite deliberate that the only thing you can do with a production
> device is put it into test mode as a slave
> (HCI_Enable_Device_Under_Test_Mode), requiring all test instructions to
> be sent from the master.  To do the test end you need a specialist
> tester.  These tend to be expensive since they're aimed at manufacturers
> doing a lot of testing.
> 
> You can use local and remote loopback without any extra hardware
> support, however.  They are completely separate from the test modes you
> are talking about.

Can you tell me how this can be done??? I am trying to set the device
for loopback but not able to get through......How do I set the
loopback without entering the Test mode.

thanks,
regards,
Manjunath
> 
> Since the features aren't available over HCI, you need to ask somewhere
> else.  However, if you're looking for a cheap way of using the Bluetooth
> test modes you're probably out of luck.  Most manufacturers (including
> us) provide some simplified but non-standard test commands you can run
> between two modules for RF testing and characterisation.
> 
> --
> Peter Stephenson <pws@csr.com>                  Software Engineer
> CSR PLC, Churchill House, Cambridge Business Park, Cowley Road
> Cambridge, CB4 0WZ, UK                          Tel: +44 (0)1223 692070
> 
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