Filter the output of the 7805 with a despiking cap or three, and you're set.

--Brendan

----- Original Message -----
From: "Brandon Stewart" <brandonstewart@ATTBI.COM>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Wednesday, June 26, 2002 2:55 PM
Subject: Re: [PIC]: Monitoring a voltage with a 16F877? the same voltage
source??


> My concern is that any sudden change or dip in the computer's 12volts,
this
> could effect the performance of the PIC.  The source that powers your
sensor
> dips... so will this hurt you in monitoring that same dip?

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