On Mon, 19 Jun 2000, Tony Nixon wrote:

> I never though about a frequency generator on the PIC's clock - Cool
> idea.

It works great!


>
> How do you read from RAM in 3 cycles? I thought 4 minimum to keep data
> evenly spaced.

woops, a thinko on my part. What you show below is correct

>
> Loop
>   movf RAM1,W
>   movwf PORTB
>   goto $ + 1
>   movf RAM2,W
>   movwf PORTB
>   goto Loop
>
> I actually implemented an IRQ on USART receive so that I can stop the
> wave when the PC sends a char.

That'll do it.

Scott