> -----Original Message-----
> From: Alan B. Pearce [SMTP:A.B.Pearce@RL.AC.UK]
> Sent: Thursday, June 05, 2003 9:49 AM
> To:   PICLIST@MITVMA.MIT.EDU
> Subject:      Re: Software UARTs (was Zilog Encore series microprocessors)
>
> >I've done 1X at 9600 transmit and receive, in an F84.
> >When I got the start bit int, I delayed half a bit
> >time, then sampled every bit time.  Worked fine.
>
> Which is what I was suggesting he do earlier in this discussion. Others
> seem
> to think that it may not be a robust implementation.
>
I wouldn't say it wasn't robust, it depends entirely on it's intended use.
An implementation that samples multiple times through the bit will generaly
give better results under adverse condtions.  For simple PC to PIC comms
over a short cable it's likely to be very satisfactory.

Mike


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