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Hardware upgrade LCD2041 serial display

https://www.lcdforums.com/forums/viewtopic.php?t=3998

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Hardware upgrade LCD2041 serial display

Posted: Sat Mar 22, 2008 4:02 am
by jprinzler
Hello !

Can i upgrade my old LCD2041 serial display with the keypad or simple buttons ? Now i use the CTS Pin from serial port. Now i need more input keys ?

Thanx...

...Jaro

Posted: Sat Mar 22, 2008 4:32 am
by Ray
This model does not support a keypad, you would need to upgrade to a newer model such as the lk204-25 to have that functionality.
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