On Wed, Aug 11, 2010 at 12:24 AM, Oleksandr Tymoshenko
<[email protected]> wrote:

>> But FTDI devices *DO* ... all I've seen.  In fact
>> the current FT232 usb-to-serial parts are all
>> manufactured by FTDI with unique serials; it's
>> part of what they advertise.
>    I have two flyswatter adapters with the same serial number: FS000000
> That's why I had to add this command in the first place. Though
> I think ft2232_serial could be useful too
>

Hmm, same serial number, that is a bad thing, much worse than
with no serial number. It can even cause Windows to crash.
http://blogs.msdn.com/b/oldnewthing/archive/2004/11/10/255047.aspx
http://rtshiva.com/2009/05/19/usb-specification-and-windows-limitation-on-serial-numbers/

Since it has the EEPROM, maybe you can change the serial
number by reprogram the EEPROM.


-- 
Xiaofan
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