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Help with 4x20 VFD CU20045scpb-u2j

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DahMainMan
Posts: 7
Joined: January 21st, 2008, 1:05 am

Help with 4x20 VFD CU20045scpb-u2j

Post by DahMainMan »

http://noritake2.download.reliablenetwo ... PB-U2J.pdf

Hello fellas, i wired this puppy up, and i get nothing from it, then after a few mins she will kick on, but display very odd and random display chars. some in another language.

I have checked and rechecked wires.
Changed lpt port settings, tryed just about everything I can think of.

Why wont it work right?
DahMainMan
Posts: 7
Joined: January 21st, 2008, 1:05 am

Post by DahMainMan »

OK! i fixed it, i said to myself, ok now i know this is a good config for lpt to 44780, however it said to hook Pin 5 of my lcd R/W to pin 14 of my lpt port, THIS IS INCORRECT.

please perhaps say that pin r/w may need to be hooked to the printers lpt ground pins,18-25.

once i snipped the line from pin 14 on the lpt, then rehooked R/W to pin 18-25 she kicked right in.

So u may wanna add a note to wiring diagram.

because of this, i had this vfd for 2-3 years and never got past the odd chars.

lcdsmartie 4tw!

alas, she is awsome!

L8r on fellas.
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