Retro Computing

HP 42s the BEST calculator and its FAST MODE

November 24, 2020 / English Content, Retro Computing /
The HP 42S accompanied me throughout my university career, secretly designed for me some function graphs and with its 7KB alphanumeric also managed to make me keep some secret notes. I bought it on December 5, 1992, paying it 229,000 lire, a year before I started university (about 200€ now considering inflation * ). I …

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Tic80

September 29, 2020 / Retro Computing
TIC-80 is a fantasy computer for making, playing and sharing tiny games. https://github.com/nesbox/TIC-80 256 forks. 2,767 stars. 151 open issues. Recent commits: JS api fix for backward compatibility for the games https://tic80.com/dev?id=1657, nesbox play with some interesting macros, Nesbox static_assert from c11, Nesbox #426: added console command parser and did some code refactoring, Nesbox #1193: …

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Commodore Retro Magic Dream: Pyc64 supports I/O on real emulation

May 17, 2020 / English Content, Retro Computing / , ,
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 pure Python https://github.com/irmen/pyc64 6 forks. 46 stars. 1 open issues. Recent commits: switch to my …

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MacBookPro 2009 & macOS 10.8 save diary

February 23, 2020 / Italian Content, Retro Computing / ,
Nove anni fa, e nove mesi prima della nascita di mio figlio comperai un MacBook Pro mid-2009, da 2.53Ghz con Intel Core 2 Duo (“Penryn” da 2.53 GHz  codice P8700) Oltre a funzionare ancora adesso, ha subito un upgrade con disco SSD Smasung 840 PRO, con un kit molto ben fatto che rimpiazzava il masterizzartore …

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Commander X16: retro magic dream

June 4, 2020 / English Content, IT Featured, Retro Computing / , ,
Some time ago I mentioned the Pyc64 project, a “differently emulated” C/64. There’s a much more ambitious project that’s going under pressure, it’s called Commander X 16. Commander X 16 has been started by David Murray and three other guys. David’s desire was to create an 8-bit computer similar to the C/64 but a little …

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ESP8266 VGA OUTPUT

March 14, 2021 / Esp8266, Retro Computing /
This is a VGA library for ESP8266. To use this library you need only 1 resistor and one DSUB15 connector. VGA signal generation based on https://github.com/hchunhui/esp-vga (thanks for your awesome works). [….] The library implement a 512x480px framebuffer with 1bpp, where each pixel is stored as a single bit. The framebuffer is stored inside RAM and require …

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Coming soon 8 Bit computers: from 1977 to 1985

June 24, 2019 / Books, English Content, Retro Computing / , , , , / 2 Comments
Hi all! I decided to write a book called “8-Bit Computers: Retro computer history in the ’80”. It is my first book on this topic, so I need you comments & advices! A small extract is right here for download. You will be able to buy the Kindle edition for little as € 0,99 by …

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C64 Kernal and ROM Hacking

May 15, 2019 / Retro Computing /
Michael Steil just published a repository you can actually USE to hack C64 Kernal and ROM. A nice idea you can play with using VICE emulator… Commodore 64 BASIC and KERNAL Source https://github.com/mist64/c64rom 24 forks. 130 stars. 2 open issues. Recent commits: make checksum.py work under both py2 and py3 (#4), GitHub Makefile: fix checksum …

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Georg Rottensteiner C64Studio

May 2, 2019 / Retro Computing /
Ok this is a bit embarassing! Even in 2019, there is a IDE for C/64 which is still mantained! C64 Studio is a full .NET IDE which can connect to [Win]Vice for debugging. It seems Deutsche guys are very strong on C/64 Developmenet on these days….