libftdi Archives

Subject: Re: FT2232H Synchroneous FIFO mode

From: Thomas Jarosch <thomas.jarosch@xxxxxxxxxxxxx>
To: libftdi@xxxxxxxxxxxxxxxxxxxxxxx
Date: Tue, 2 Feb 2010 17:03:52 +0100
On Tuesday, 2. February 2010 16:54:15 Uwe Bonnes wrote:
> >>>>> "Thomas" == Thomas Jarosch <thomas.jarosch@xxxxxxxxxxxxx> writes:
> 
>     Thomas> Hello Uwe, On Tuesday, 2. February 2010 15:36:33 Uwe Bonnes
> 
>     Thomas> wrote:
>     >> I use libftdi git-head, Linux64 on AMDx2 6400 and the Windows
>     >> machine has XP and a Pentium M 1700.
>     >>
>     >> Any idea how I can stop libftdi from scrambling data blocks.
>     >>
>     >> I will try to write a pure libusb(1) solution meanwhile.
> 
>     Thomas> You could also try libftdi for libusb-1.0 as a starter.
> 
>     Thomas> Get it here: git clone
>  git://developer.intra2net.com/libftdi-1.0
> 
>     Thomas> or
> 
>     Thomas> http://developer.intra2net.com/git/?p=libftdi-1.0
> 
> Two observations:
> - block scrambling also happens with libftdi-1.0, speed seems similar

Ok. I would add code to ftdi_read_data() to write the -raw- data
into a file, including the status bytes. The status bytes can
be filtered later, this would be really close to a pure libusb solution.

btw: Thanks for the libusb1 search patch

Thomas

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