RE: [cobalt-users] Raq4 LCD

["Phil Beynon" <phil@xxxxxxxxxxxxxxxxxxxxxxxxx>]

> On Wed, 14 Apr 2004, Jason Humphrey wrote:
>
> > "Generally speaking for an LCD display to be able to scroll it
> needs to have
> > this functionality built into the driver chip to do a one pixel shuffle
> > left, right up or down, This normally requires at least double
> the onboard
> > memory, so cheaper ones don't have it if it's not likely to be
> wanted. If
> > someone who has a RAQ in bits wants to tell me what the chip
> used is I'll
> > see if I can find a spec sheet and see if it is possible, though I'm not
> > promising to write the routine!!"
> >
> > Will the chip info be on the back of the LCD?
>
> One of them is Hantronix HDM16216L-5-LCDP
> Although there are different models on RaQs
>
> Gerald
> --

It is a character addressable display that has been used not a dot
addressable one then, in which case pretty scrolling effects are pretty much
impossible.
I guess for what Sun wanted it to do it was just fine, they probably never
thought anyone would want to play around much with that area!

Phil


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