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Re: [bluetooth-dev] SCO data
I have found the answer to my question..
Hardware Rev. P3E Software Rev. P9A
Has the following bug.
"The UART TL implementation does not support SCO data via UART"
----- Original Message -----
From: "Johannes Karlsson" <firstname.lastname@example.org>
To: "Bernard Stauffer" <email@example.com>
Sent: Thursday, February 15, 2001 5:56 PM
Subject: Re: [bluetooth-dev] SCO data
> "Bluetooth Applikation & Training tool kit" is certified to Bluetooth
> Is SCO over UART supposed to work in the Bluetooth 1.0B standard??
> I still get "hardware error: unsupported LMP parameter value." when I try
> SCO data.
> Bernard Stauffer wrote:
> > on 17.1.2001 11:40 Uhr, Johannes Karlsson at firstname.lastname@example.org wrote:
> > > Yes I have Ericsson modules (ROK 101 007 firmware: 2000-04-28 15:54
> > > 244 P9A)
> > > It reports 0 SCO bufferts.
> > The Ericsson ROK modules with firmware prior 11 (and some suffix) do not
> > support SCO and voice. That's why you get 0 SCO buffers (as Gordon
> > mentioned).
> > We had to stop our work with audio because of that! :-(
> > See also the FAQ on Sigma's homepage:
> > > 5. We have seen a development kit from Ericsson, which is considerably
> > > money. What are the differences between the development kits?
> > >
> > > The Bluetooth Application Tool Kit does not have the feature of voice
> > > application. Neither in hardware or software supplied. Though, it is
> > > possible to access the PCM pins of the Bluetooth module, thereby
> > > the hardware possibilities for sending voice if there is an external
> > > PCM-CODEC system attached. There is however no support given for this
> > > feature. So if you need a good support in your development of an
> > > audio-application please look at the Ericsson kit instead. This is the
> > > restriction, for an application developer, compared to using the
> > > Bluetooth Development Kit or Ericsson Bluetooth Starter Kit. <...>
> > Actually, the Ericsson Bluetooth Starter Kit also uses the Ericsson ROK
> > module, but obviously with a newer firmware ...
> > It should be possible to upgrade (flash) the firmware, but don't ask
> > This feature seems to be a well kept secret.
> > - Bernard
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