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Enable Discussions? #2

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cetus9 opened this issue Jul 26, 2023 · 4 comments
Open

Enable Discussions? #2

cetus9 opened this issue Jul 26, 2023 · 4 comments

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@cetus9
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cetus9 commented Jul 26, 2023

Being unable to login to discord, I wonder if the discussions feature might be enabled for this repo?

@Fraserbc
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Oh my god I am so sorry for taking 3 weeks to respond, github didn't email me. I can enable them if you like, but you could also just create a new discord account

@Fraserbc
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@cetus9 if you're still interested, it's been discovered that some of the calculators have flash and are reprogrammable. http://discord.gg/QjGpH6rSQQ

@cetus9
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cetus9 commented Jul 12, 2024

That's the conclusion that I've also come to. I de-encapsulated a fx-83GTPlus last year and did some analysis of the pinouts. Just based on the relative areas of ROM and RAM, one can tell that it's not simple mask ROM.

I have some more recent models to look at (charity shop finds in poor condition), but I'm working on improving my microscopy setup for taking high-res die photographs.
die

@Fraserbc
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You should join the discord again, a programmer based on the PI Pico has been developed and some calculators have been flashed already.

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