FX-82/-83GT/-115/-991ES PLUS Hacking - Casio CFX/AFX/FX/Prizm - Universal Casio Forum
microcontroller - What is the Chip-on-board ic used in calculator, how to obtain one and how to use it? - Electrical Engineering Stack Exchange
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Python snakes its way to the CASIO Graphing fx-CG50 PRIZM calculator @casioeducate @CASIOJapan @micropython #micropython « Adafruit Industries – Makers, hackers, artists, designers and engineers!
Casio calculator Z-1 # 590 – Casio 880
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Casio Z-1GR 16-Bit Pocket Computer from 1997 - YouTube
File:Casio fx-992VB interior both aa1.JPG - Wikimedia Commons
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Casio fx-9750G Chipset
FX-82/-83GT/-115/-991ES PLUS Hacking - Casio CFX/AFX/FX/Prizm - Universal Casio Forum
Casio fx-890P
Anybody know what type of processor the fx-85GT PLUS calculator has? Its honestly just out of interest but I can't find stuff online and the processor is under this black blob :/ :