position index for second line is starts at 40. actual move value is 68
something.
try it, you will find correct index value.



----- Original Message ----- 
From: "Steve Maroney" <steve@bcsupportllc.com>
To: "Microcontroller discussion list - Public." <piclist@mit.edu>
Sent: Sunday, July 12, 2009 12:46 AM
Subject: RE: [EE] Trouble on 2nd line of LCD


> In order to contribute to this list, I've wanted to let  you guys know
> that I found my problem.
>
> In my lcd_init routinue, I was sending the function set instructions (2
> lines, 8bit, resolutions, etc) BEFORE my next command, which was turning
> on the LCD and homing the cursor.
>
> The solution was to first turn on the LCD, then to send the setup
> instructions, then clear the LCD just in case there is chars on the
> display.
>
> Thanks for the help.
>
>
> Best Regards,
> Steve Maroney
>
> Business Computer Support, LLC
> Mobile Phone:504-914-4704
> Office Phone: 504-904-0266
> Fax: 866-871-7797
>
>
>
> -----Original Message-----
> From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On Behalf
> Of Wouter van Ooijen
> Sent: Saturday, July 11, 2009 1:35 PM
> To: Microcontroller discussion list - Public.
> Subject: Re: [EE] Trouble on 2nd line of LCD
>
> >> I have this LCD: http://www.futurlec.com/LED/LCD16x2.shtml
> >
> > There are two different styles of 2-line LCD display - those whose
> > 2nd line start address begins right after the 1st line finishes and a
> > similar-looking display whose 2nd line start address begins at (I
> > think) either decimal 40 or decimal 80.  I suspect that you are
> > running into that problem.
> >
> > Sorry that I can't remember the specific details right now but it
> > might prompt someone else to chime in with the start address of the
> > 2nd line.
>
> When all magic and guesswork fails, where do you go for help? Hint:
> follow the URL.. No, not the ones in my sig.
>
> -- 
>
> Wouter van Ooijen
>
> -- -------------------------------------------
> Van Ooijen Technische Informatica: www.voti.nl
> consultancy, development, PICmicro products
> docent Hogeschool van Utrecht: www.voti.nl/hvu
>
> -- 
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>
>
>
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