Re: LCD's


"Abstract Dissonance" <Abstract.Dissonance.hotmail.com> wrote in message
news:11trnkkmt7kgq7d@xxxxxxxxxxxxxxxxxxxxx
>I brought some LCD's. One was a package(contained some circuits and stuff)
>and the other was simply the display itself with no electronics(at .2$ a
>piece I thought it couldn't hurt to buy a couple).
>
> Anyways, I have no idea how they work and I took 1 of each and decided to
> tear them apart.
>
> The one with no circuitry has 2 glass planes with a backing on them that
> is silvered and some other semi-transparent mask. I tore the layers apart
> just to see whats going on but I couldn't really tell. On the glass though
> I can see what apears to be wires(and the only thing that looks like one
> could attach something to it)... on another piece I decided to take a 9V
> and "hook" it up to the wires and I can generate lines across the
> display... but strange thing is that sometimes it does it when I just
> press on the wires or something(not sure whats going on here... maybe
> static electricity?)
>
> On the one with the circuitry I tore it apart too and basicaly looks the
> same except where the wires are it has a long rubber like wire... I did
> the same thing with the batter and I could make lines(but not much else).
>
> Two questions I have is how does the LCD actually work... say, do I apply
> a voltage across two wires and it makes a pixel light up or what? do each
> wire have a function(like is there a ground and hot and the rest are
> controls or what)?
>
> Also, on the layers what actually is the liquid part? is it inbetween the
> two glass plates or was it the stuff I ripped off the back? (I'd guess
> these are some type of polarization things or something and the liquide is
> inbetween the two glass plates since)
>
> Oh, is there a way to buy those plastic wire things so I could use the
> LCD's that don't have them(I could try and make my own pcb boards to
> connect with them?)... ofcourse I'd have to know what those wires do
> though.
>
> Thanks,
> AD
>

Anyone know what I'm talking about or am I just not making any sense? ;)

Jon


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