Maybe you've also seen this one:

http://www.geocities.com/dincerayd...xintro.htm

From what I make out of it, the controllers are identical to HD61202's so maybe you can search on that one, too.

If you parlez francais, or at least can read it, this might be of use as well:

http://perso.wanadoo.fr/rs-rey/el...hicLCD.htm

And

http://www.ocularusa.com/pdfs/ks0108.pdf

but that one you probably have as well.