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Altera_Forum's avatar
Altera_Forum
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15 years ago

LCD touch panel and FPGA

Hi, I wanted to ask if I could interface a touch panel LCD with FPGA without using microcontrollers. I've tried searching the internet for usefull info regarding this kind of interface but from ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

--- Quote Start ---

Hi,

Ok, I see.

Can you refer me to some tutor regarding X and X'?

I lost you on this one...

And if, for instance, i'll buy this LCD:

http://cgi.ebay.com/3-2-tft-lcd-module-display-touch-panel-pcb-adapter-/200475566068?cmd=viewitem&pt=lh_defaultdomain_0&hash=item2ead465ff4

will I need also an external ADC?

--- Quote End ---

Yes.

X and X'

http://www.divshare.com/download/11463401-4a9

320qvt-SPEC.pdf

Page 3

TOUCH PANEL X_LEFT

TOUCH PANEL X_RIGHT

For Y and Y'

TOUCH PANEL Y_DOWN

TOUCH PANEL Y_UP

looks like you panel have analog interface.