> > Is there any general purpose I/O board that connects to the USB port? I
am
> > looking for an easy and safe way to add I/O to a PC without tying up
> > parallel or serial ports.
>
>         How about using one of those USB-serial bridges connected to a
PIC, number
> of I/O is limited only by what PIC you choose, or how much software along
> with port expanders you want to use. TTYL
>


Or you can use a FTDI 245 USB to Parallel, and get 8bit IO with no
microcontroller.
The more chips you use, the more 8bit ports you have.

Theres a lab board called LabJack, that has digital IO and analogue IO.


Antonio Sergio Sena













---------------------------------------------
Antsnio Sirgio Sena
(Field Applications Engineer)

Primetec - Engenharia de Sistemas, Lda.
Rua Porto Alegre, 9 - 1: Esq.
2780-031 Oeiras
PORTUGAL

e-mail: asena@primetec.pt
WEB: www.primetec.pt







.

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