Brian Hackett wrote:
>
> Does anyone know of a sq wave generator that has an I2C interface that can
> be used with a PIC?  I am looking for one that can produce an output over the
> range of 1 to 100KHz.  It will be used to drive a digital fillter that has a
> 100 to 1
> clock to center internal divider.  Any help would be greatly appreciated.
> Thanks.

Maybe PIC16CXX with code optimized for next tasks:
- Receiving/Sending data from/to I2C ;
- Generating square wave ;
- Nothing more ( Or may be else ;)

I think with quartz from 4 MHz and higher
you get sq wave generator and probably more. ;)

WBW Dmitry.