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Comments
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Parzi88335y@Root which part, the hand-typing everything, the small screen size, the 6-11MHz processor, the screen that can't update anywhere close to its refresh rate or it overvolts, the contrast issues, the space constraints...
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Root825085y@Parzi Is there an "all of the above"?
Oh, and don't forget moving the system stack because it's in an annoying place. -
rhein712115y@eval
This is an amazing project!
I am also using a TI82-Stats.
Do you have any documentation or tutorial? -
eval6805y@rhein7 i have it on hackaday where it's called CalcHack. I think its a quite outdated version though... I stopped developing it due to not having enough time, but before that i made a new version with:
Much simpler pcb, cheaper
ESP8266 as main processor (wifi!)
And i also added quite some stuff to the "OS". It does have menus for connecting to wifi, some 3d engine demos and stuff like that though.
If someone wants to try it, or even write new stuff, ill try to find all the code etc. And upload it to gitlab. -
rhein712115y@eval
I visited your Hackaday Project-page.
This is really amazing stuff.
I will defenetly check this out completely some day (including the source code) and rebuild the hardware.
My problem is, that I will need a couple TIs, since I am very clumsy at soldering such small connections. ๐ -
eval6805y@rhein7 ill be glad to help. Dont hesitate to mention me if i dont post all sources here in the next few days. Soldering isnt that bad with the new version, i simplified it all quite a bit. I would really love this project being taken further... I guess there will have to be quite some rewriting as there is some Spaghetti ๐
But the few most complicated things like automatic firmware upload to the calculator, and video and keycode streaming + grayscale Support are all done. Debugging the ASM stuff was quite a bitch, and getting the timing to work with the highly instable clocks the TI has, was also a challenge. If i remember correctly i was able to fix this bi using a custom clock synchronisation protocol. Yeah this all got wayyyy out of hand ๐ -
rhein712115y@eval
I already guessed that you're from Germany and now I saw "Vier gewinnt" (Connect Four) ๐๐ฉ๐ช
thanks wine, now my text can be teal blue, pea green or piss yellow instead of shades of gray like it's supposed to be
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