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Re: [AVR-Chat] USB vendor and product ID

2005-02-26 by Jim White

Thanks for all the responses.  Just what we needed.
Jim

At 12:20 PM 02/26/2005 +0000, you wrote:

>On Sat, 26 Feb 2005 13:12:51 +0100, you wrote:
>
> >
> >> On 25 Feb 2005, at 19:14, Jim White wrote:
> >>
> >>> We are developing a board that will be a USB device (not host) using a
> >>> CP2101.
> >>>
> >>> Is there some sort of central registry for Vendor ID and / or Product ID
> >>> ?
> >>>
> >>> This will not be a mass market device but will need to recognizable as a
> >>> unique device when plugged into a PC.
> >
> >With the FTDI chips and EEPROM's, this should be no problem at all, as
> >each device will have a unique serial number.
> >
> >If you want a VID/PID, talk to FTDI, they may assign you a unique PID
> >(if they have any left !)
>
>AFAIK the serial number will not ensure the correct driver is loaded - it 
>only copes with multiple
>devices of the same type plugged in at once.
>
>If FTDI are assigning PIDs numerically, perhaps they will run out in the 
>not too-distant future -
>then they may well be running short - They assigned me some starting D8xx 
>recently...
>
>
>
>Yahoo! Groups Links
>
>
>
>

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