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FW: [bluetooth-dev] Devices for Linux





> -----Original Message-----
> From:	Michael Attenborough 
> Sent:	Monday, April 30, 2001 09:18
> To:	'Bjorn Wesen'
> Subject:	RE: [bluetooth-dev] Devices for Linux
> 
> 
> If I may volunteer some interface API information, hopefully to the mutual
> benefit of Brain Boxes Limited and the Linux community:
> 
> The Brain Boxes PCMCIA and CompactFlash Bluetooth cards use a serial
> interface to a CSR Bluecore01, so when you install the card you get a new
> serial port to which you can attach the Bluetooth stack, as you would for
> a Casira.
> 
> The PCMCIA card currently uses an OX16C950 UART, which may mean you have
> to use the kernel 2.4 serial drivers.  The documentation which comes with
> the card should tell you the baud rate to select, else technical support
> can help.
> 
> The UART on the CF card is intended to be TI16C550 compatible - if it
> isn't, let me know and I'll change the UART design.  Select a baud rate of
> 115200 - this should give an actual serial link rate of 921600 baud.
> There is also a means implemented to control the SPI interface on the CSR
> Bluecore01 chip - if anyone knows how to use the SPI interface to access
> the Flash storage, I would be very interested, and I can give details of
> how to control it from software.
> 
> When ordering cards from Brain Boxes, be sure to specify that an H4
> interface is required, unless you want BCSP.
> 
> I'd love to see these cards working in my laptop and my iPaq under Linux,
> but I'm busy working on the hardware at the moment - please let me know if
> you have any success, and I'll try to get a HOWTO put on the developer CD.
> 
> Feel free to email me with any questions about the hardware - the
> Bluetooth firmware on the card will be as issued by CSR.
> 
> -- 
> Michael Attenborough
> 
> Senior Design Engineer
> Brain Boxes Limited
> 
> michael.attenborough@xxxxxxx.com
> web: www.brainboxes.com - sorry, site down at the moment - try again in a
> day or two
> Phone:	+44 (0)151 220 2500
> Fax:	+44 (0)151 252 0446
> 
> 
> -----Original Message-----
> From:	Nils Faerber [SMTP:nils@xxxxxxx.de]
> Sent:	Tuesday, April 24, 2001 02:05
> To:	Frank Kargl
> Cc:	bluetooth-dev@xxxxxxx.com
> Subject:	Re: [bluetooth-dev] Devices for Linux
> 
> Frank Kargl wrote:
> > Hi ...
> Hello!
> 
> > we're currently setting up a project where Bluetooth support in Linux is
> > needed. We plan to realize a mobile demonstrator based on the Compaq
> > iPAQ with mLinux. So in order to enable Bluetooth on this device we
> > realized the following options:
> ;) You too???
> 
> > * iPAQ with PC Card Expansion Pack and mLinux
> What is mLinux?
> If you refer to the "distribution" of Linux put together by Lisa
> (Hamburg) then mLinux is more or less an ordinary handhelds.org
> StrongARM Linux.
> 
> > * Bluetooth Hardware:
> >   - Serial -> not supported by iPAQ/mLinux without Craddle -> NO
> >   - USB -> via PC Card Expansion Packs and USB PC Card -> PERHAPS
> >   - PC Card -> via PC Card Expansion Pack -> PREFERRED
> The more interesting option is BT Compact Flash cards which will be
> available soon. The problem is just that the interface is not specified
> in the BT specification. So every hardware manufacturer will do this on
> his own. Thus it will be very hard to get the correct interface
> specifications :(
> 
> > * Axis BT Stack or IBM BlueDrekkar BT Stack
> > According to our search of mailing lists and web sites, both the Axis
> > and IBM stack currently don't support BT PC Cards, so we need to use an
> > serial or USB BT card. This means we need an iPAQ expansion pack for PC
> > Cards and an additional USB PC Card. Not very elegant.
> The IBM stack has the additional disadvantage that you do not get it's
> source! So you cannot recompile/port it for StrongARM...
> 
> > Does anyone see a better solution to go with? Has anyone sucessfully
> > worked with a Bluetooth PC Card under Linux? How do you estimate the
> > effort for porting drivers/BT stack to mLinux?
> Get a CF card from a verndor/manufacturer that will share the specs with
> you. That's what I am currently trying.
> 
> > Regards ... Frank
> CU
>   nils faerber
> 
> -- 
> kernel concepts          Tel: +49-271-771091-12
> Dreisbachstr. 24         Fax: +49-271-771091-19
> D-57250 Netphen          D1 : +49-170-2729106
> -- << File: Card for Nils Faerber >> 
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