I connect the LCD to PortB of PIC16F877.  The logic high for the PIC16F877
on 5V rail is 4V.

Thomas


>From: Don Hyde <DonH@AXONN.COM>
>Reply-To: pic microcontroller discussion list <PICLIST@MITVMA.MIT.EDU>
>To: PICLIST@MITVMA.MIT.EDU
>Subject: Re: [EE]: Level Converter needed
>Date: Fri, 27 Jul 2001 13:34:55 -0500
>
>Read your signal level specs carefully.  I just got through with this
>excercise for a project, and found that the PIC 16C63A inputs would accept
>the outputs of 3.3V logic just fine.  Going from the PIC's 5V to 3.3V, all
>I
>wound up needing was a voltage divider to keep from exceeding the 3.3V
>supply rail on my one's.
>
> > -----Original Message-----
> > From: Thomas N [mailto:thomasn101@HOTMAIL.COM]
> > Sent: Friday, July 27, 2001 11:24 AM
> > To: PICLIST@MITVMA.MIT.EDU
> > Subject: [EE]: Level Converter needed
> >
> >
> > Hi Everyone,
> >
> > I run the PIC on 5V and I have a LCD module that runs on 3V.
> > Is there any
> > level converter IC out there that can translate 3V to 5V?  It
> > would be great
> > if it can also be bi-directional (5V to 3V as well)
> >
> > Thanks for your help!
> > Thomas
> >
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