I'm using the "Basic Centigrade Temperature Sensor".  It's output is 0mV
+ 10mV/C, and it's extremely simple, just power and ground, and output.

nick@veys.com | www.veys.com/nick


> -----Original Message-----
> From: pic microcontroller discussion list
> [mailto:PICLIST@MITVMA.MIT.EDU] On Behalf Of Wade Carpenter
> Sent: Tuesday, July 24, 2001 11:41 PM
> To: PICLIST@MITVMA.MIT.EDU
> Subject: Re: [EE]: LM35 Woes
>
>
> Hi Nick,
>
> I think if you refer to the app. notes in the data sheet, it
> will give you a suggested circuit to use the device in it's
> proper operating mode; this may be the problem.  I am using
> the LM34 (Farenheit sensor) and it works quite well.
>
> Hope that helps.
>
> - Wade
>
> ----- Original Message -----
> From: "Nick Veys" <nick@VEYS.COM>
> To: <PICLIST@MITVMA.MIT.EDU>
> Sent: Tuesday, July 24, 2001 7:40 PM
> Subject: [EE]: LM35 Woes
>
>
> > Greetings :)  I'm having trouble with some LM35 Centigrade
> temperature
> > sensors... I'm simply trying to read them w/a multimeter
> and getting
> > annoying values.  The Vss and Gnd are 5.12 and 0 respectively, and
> > when I go to read the Vout, I get between .667 - .733 V.
> Meaning my
> > room is a toasty 66.7-73.3C.  Quite warm!  This is happening with 3
> > separate sensors!  Not sure what my problem is...  Any
> tips?  Perhaps
> > I'm reading this totally wrong?
> >
> > nick@veys.com | www.veys.com/nick
> >
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