lcd 128x64 with keypad?

helloooo

i wanna make program calculator, need input character keypad, cant show character on 128x64 lcd

i want bigger display, use lcd

can u me? please, last assignment   

i easier if supply information on specific setup.  include links hardware, how hardware wired, code (in code tags) , if using non-standard libraries (not included ide) links came from.  other wise start guessing , waste everyone's time.  @ forum use sticky how post code.

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