I''m a dope! LM044L datasheet
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Here are two links for generic operation of these LCD's
http://home.iae.nl/users/pouweha/lcd/lcd0.shtml
http://www.ferrara.linux.it/members/munehiro/lcd/hd44780_lcd0.htm
Original Message
> Found the datasheet on the net the day I got the display. I could
> have sworn I saved the .pdf to my drive but, I've searched and its
> not there. I've spent another 5 hours searching the net and my
> history entries and still can't figure out where I found it...
>
> Anyone have a link for this 4x20 display? It uses the standard
> hitachi controller (HD44780). Trying to find the command set for
> writing characters. I'm displaying a temperature and its constantly
> flashing the numbers. None of the other things I display do this
> (including 3 other numbers in various spots). I tried changing the
> location its displayed (line 3, line 2 etc) but the number keeps on
> flashing. I even tried displaying F instead of C temps in case some
> bit in the number was responsible. I'm stumped.
http://home.iae.nl/users/pouweha/lcd/lcd0.shtml
http://www.ferrara.linux.it/members/munehiro/lcd/hd44780_lcd0.htm
Original Message
> Found the datasheet on the net the day I got the display. I could
> have sworn I saved the .pdf to my drive but, I've searched and its
> not there. I've spent another 5 hours searching the net and my
> history entries and still can't figure out where I found it...
>
> Anyone have a link for this 4x20 display? It uses the standard
> hitachi controller (HD44780). Trying to find the command set for
> writing characters. I'm displaying a temperature and its constantly
> flashing the numbers. None of the other things I display do this
> (including 3 other numbers in various spots). I tried changing the
> location its displayed (line 3, line 2 etc) but the number keeps on
> flashing. I even tried displaying F instead of C temps in case some
> bit in the number was responsible. I'm stumped.