Category Archives: Retro Computing

Come funzionava il TURBOTAPE di C/64 e Vic20?

Posted on November 28, 2022 by Giovanni Giorgi
In modo molto complicato…. ora ci arriviamo I Computer Commodore erano venduti senza alcuna periferica. Quella che costava meno, era il registratore  a cassette, che era un dispositivo “custom”. Contrariamente allo ZX Spectrum, non era infatti possibile collegare un registratore … Continue reading →
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HP 48 RPL e …l’arte della programmazione dei calcolatori tascabili di cui fece tesoro un famoso linguaggio

Posted on October 12, 2022 by Giovanni Giorgi
Il modello  Hewlett-Packard 48  (HP48)  fu una serie di modelli di calcolatrici pensate per studenti ed ingegneri, costruite tra il 1990 e il 2003. Nel 1993, quando iniziai l’università costava molto di più della HP42 che poi scelsi, ed era … Continue reading →
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RTM/Z80

Posted on January 20, 2022 by Giovanni Giorgi
RTM/Z80 is a multitasking kernel, built for Z80 based computers, written in Z80 assembly language, providing its users with an Application Programming Interface (API) accessible from programs written in the C language and the Z80 assembly language. It is intended … 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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Commodore 16: the misundestood, l’incompreso

Posted on November 12, 2021 by Giovanni Giorgi
Nel 1984, dopo il successo del C/64, la Commodore lanciò sul mercato il Plus4 ed il Commdore16, due macchine quasi identiche che si differenziavano per il quantitativo di RAM a bordo e per la dotazione del software in ROM. Il … Continue reading →
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C/64 Ads from 80s still have some to say on 2021?….

Posted on September 8, 2021 by Giovanni Giorgi
The Commodore 64 is a fascinating machine. It is the single best selling computer model in human history. The fact that the C64 still holds that title in 2021 — close to three decades after being discontinued — is nothing short of … Continue reading →
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Nice Vic20 Articles

Posted on July 9, 2021 by Giovanni Giorgi
VIC20 Roooocks! Some nice article I found on this site, and done by Lawrence Woodman, a very smart guy in our humble opinion… 40-Columns on Vic20 Adding Basic STUBS to Machine Language Code SUBLEQ on VIC20
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