Tag Archives: 6502

CISC, RISC e Microcode: da dove nacque tutto

Posted on January 6, 2023 by Giovanni Giorgi
I chip con set di istruzione complesso sono chiamati “CICS”, mentre quelli con un set “ridotto” sono chiamati RISC. Storicamente i CICS hanno invaso il mercato prima, in modo un po’ controintuitivo. Tipicamente l’8086 e’ considerato un sistema CICS, e … Continue reading →
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My Composition Notebooks

Posted on December 25, 2022 by Giovanni Giorgi
Do you STILL love taking notes by hand? I have created different types of composition notebook, even retro-style one, inspired by MOS6502, with Sprite Editor sheets, and some nice goodies. Give them a try: for alimited time, all the notebook will … Continue reading →
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8 Bit computers: 2022 Edition!

Posted on January 1, 2022 by Giovanni Giorgi
Due to COVID19 pandemic, I and my family was forced in our home. So I revamped my 8bit computer book, with a new look and a nice search engine.
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Turbo Rascal rulez!

Posted on July 2, 2021 by Giovanni Giorgi
Turbo Rascal is a development environment for the Commodore computers but also for others like NES and so on. It is a bit different from other IDE because it is based on a Pascal-like language. It is not easy to … Continue reading →
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Commodore Retro Magic Dream: Pyc64 supports I/O on real emulation

Posted on May 19, 2020 by Giovanni Giorgi
I am happy to announce pyc64 now supports save and load programs on top of real emulation. Irmen point me to the right code to look, and I implemented the fix in the weekend; happy hacking!   Commodore-64 simulator in … Continue reading →
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About 6502 emulator

Posted on December 16, 2019 by Giovanni Giorgi
I’d like to point you to this blog article about “cycle stepped” 6502 emulator. It is well described and can be a neat read for xmas vacation. Also author’s main project is all about A toolbox of 8-bit chip-emulators, helper … Continue reading →
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8 Bit computers: from 1977 to 1985

Posted on June 28, 2019 by Giovanni Giorgi
The first draft of my book is here! Take a look to http://8bit.gioorgi.com/
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