---- START NEW MESSAGE ---
Received: from cherry.ease.lsoft.com [209.119.0.109] by dpmail10.doteasy.com with ESMTP
  (SMTPD32-8.05) id A47039D0226; Wed, 28 Jan 2004 00:36:00 -0800
Received: from PEAR.EASE.LSOFT.COM (209.119.0.19) by cherry.ease.lsoft.com (LSMTP for Digital Unix v1.1b) with SMTP id <5.00CC087B@cherry.ease.lsoft.com>; Wed, 28 Jan 2004 3:34:56 -0500
Received: from MITVMA.MIT.EDU by MITVMA.MIT.EDU (LISTSERV-TCP/IP release 1.8e)
          with spool id 3827 for PICLIST@MITVMA.MIT.EDU; Wed, 28 Jan 2004
          03:34:50 -0500
Received: from MITVMA (NJE origin SMTP@MITVMA) by MITVMA.MIT.EDU (LMail
          V1.2d/1.8d) with BSMTP id 2807; Wed, 28 Jan 2004 03:32:47 -0500
Received: from eagle.ericsson.se [193.180.251.53] by mitvma.mit.edu (IBM VM
          SMTP Level 430) via TCP with ESMTP ; Wed, 28 Jan 2004 03:32:46 EST
X-Comment: mitvma.mit.edu: Mail was sent by eagle.ericsson.se
Received: from esealnt612.al.sw.ericsson.se ([153.88.254.118]) by
          eagle.ericsson.se (8.12.10/8.12.10/WIREfire-1.8b) with ESMTP id
          i0S8WmAh009331 for <PICLIST@MITVMA.MIT.EDU>; Wed, 28 Jan 2004
          09:32:48 +0100
Received: by esealnt612.al.sw.ericsson.se with Internet Mail Service
          (5.5.2657.72) id <DZZ0419G>; Wed, 28 Jan 2004 09:32:48 +0100
MIME-Version: 1.0
X-Mailer: Internet Mail Service (5.5.2657.72)
Content-Type: text/plain
Message-ID:  <37FB7AA6F5F9814FB634A7BF4C35A6F5640CE5@ESEALNT442.al.sw.ericsson.se>
Date:         Wed, 28 Jan 2004 09:32:33 +0100
Reply-To:     pic microcontroller discussion list <PICLIST@MITVMA.MIT.EDU>
Sender:       pic microcontroller discussion list <PICLIST@MITVMA.MIT.EDU>
From:         "Jan-Erik Soderholm XA (TN/PAC)"              <jan-erik.xa.soderholm@ERICSSON.COM>
Subject: Re: [PIC:] Vref+,  VDD and PWM on PIC16f818
To:           PICLIST@MITVMA.MIT.EDU
Precedence: list
X-RCPT-TO: <mailinglist2@FARCITE.NET>
Status: U
X-UIDL: 371856055

Stefano Vanzo wrote :

> I am starting with PWM and have 2 questions
> about this project:
>         1 analog input with 4.096 Volt ref+
>         1 PWM
>         3 digital pins for digital byte output of the analog value
>
> First question, if i use PWM with FFFF output will it give me
> 4.096 volts, 5 volts or will it be unknown

What do you meen with "FFFF output" more specificaly ? Are
you setting some register ? If so, which ?

ANd the Vref has nothing to do with the PWM.

> Second question after I started PWM does it keep on going by
> it's own...

Yes.

Jan-Erik.

--
http://www.piclist.com hint: The list server can filter out subtopics
(like ads or off topics) for you. See http://www.piclist.com/#topics

.