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Graphic display Displaytech 240320DL

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rookie - member
2 posts

Hi,

i'm just trying to run that display, but i meet some problems with timings. I'm not able to make it work properly.

I can display lines (for the test i let D0=1, D1=0, D2=1 and D3=0 in order to get vertical lines, landscape mode), but the lower half part of the screen doesn't display the lines properly.

Could you send me some timing tables with the signals Cl1, Cl2, M, DOff, and FLM (the datasheet is poor of these informations) ?

Best regards,

Stef.


guest
91 posts

I don't have more info on the timing, but attached is a schematic on how we hook it up.

Attachment: 240320d tester schematic-050511.pdf (396.0KB)

rookie - member
2 posts

Thanks a lot, i am about to look at this and i will tell you what i think about.

Regards,

Stef


rookie - member
1 posts

Hi

I can't found the way to control the contrast on the specification file for
240320D SERIES , also if the line D/OFF (pin 10)  need to be always 0 level to keep turn on the display, and what hapen if this line is floating?

I realy appreciate your help.


AG

guest
91 posts

Hello AG,

You can adjust the contrast by varying the voltage on pin 3, VEE.  

Trevor

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