There's a PCI & ISA card (and a parallel port version) available here ...

http://www.calibreuk.com/i2c2000/i2cgen.htm=20

Never used them but have seen the advert in Circuit Cellar

> In my original post I mentioned that we already have a parallel port
> solution.  Customers do not like this solution, parallel ports are
> notoriously difficult to get working correctly under all circumstances
> due to software dongles and varying port capabilities etc.  This
> interface is not part of the product, it sits between the product and a
> PC for evaluation purposes.  Under normal field operation the PC would
> be a 16 or 32 bit microcontroller, and the I2C would be a built in
> peripheral.
>
> USB is not a definate must have, but has been requested as a "would
> like" simply because most all modern PC's have at least 2 USB ports, and
> the plug and play driver installation simplifies getting things up and
> running.
>
> Regards
>
> Mike

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