Lpc2000

You should refer to the LPC214x *user manual*  UM10139.    Chapter 8 
covers GPIO.  The fast GPIO "FIO" is implemented as a second set 
registers that acess the IO pins much faster.  Fig.17 on page 82 shows 
relitive timing.  Very simple to use. 

Ian 

--- In lpc2000@yahoogroups.com, "croquettegnu" <croquettegnu@...> wrote:
>
> Hi all,
> 
> I would like to knwo what is exactly fast I/O because I have not found
> anything about timing on the LPC214x datasheets...
> 
> Thanks in advance
>