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Smith Corona typewriter question?

VCFed about 3 months ago

Hey all, having trouble finding a typewriter specific forum so I thought I'd try here. I picked up a Smith Corona SL460 electric typewriter at the thrift store today. It looks like it's barely been used! There's no ink cartridge, which is no biggie, I can …
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Balance Blox – A Game Competition on Amigans.net for February 2024

Old School Game Blog about 3 months ago

Hi, It’s February and time for a new competition on Amigans.net. This month we’ll be playing Balance Blox by Entwickler-X. Thanks to 328gts for suggesting this game!  A demo version is available on OS4Depot: http://os4depot.net/?functi... …

PC BIOS function int 21, 48

VCFed about 3 months ago

I tried using my own simple malloc by calling this bios function. Again in MS-DOS real mode. This bios function returns a 16 bit number and I don't really know if my code is correct to convert it to the actual address: Code:... _mallo …
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What Can Modern Gaming Take from Retro Titles?

Retromash about 3 months ago

Modern gaming continues to push the boundaries of what many could expect to be normal. Huge advances in gameplay mechanics often give a more interesting gameplay loop, with sandbox and open world experiences getting better and better. New hardware allows f …
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In Super Mario Odyssey, the big waterfall at the beginning of the Cascade Kingdom has a very small…

Supper Mario Broth about 4 months ago

In Super Mario Odyssey, the big waterfall at the beginning of the Cascade Kingdom has a very small chance to cause visual glitches that last for a single frame if Mario spends too much time near it, such as by leaving him in the area while the user is not …

MS-DOS Reading keyboard port (60 61) without interrupts

VCFed about 4 months ago

I'm adding joystick support for my engine, and It is simpler to read joystick and keyboard at the same time after waiting for vsync. All keyboard functions and info I find, suggests I should read 0x60 port by inserting a custom function in interrupt vecto …
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Fragmented Almanac: Unique Dreamcast Puzzle Collection goes up for Pre-order!

The Dreamcast Junkyard about 4 months ago

One of my favourite memories from when I first got involved with The Dreamcast Junkyard happened towards the end of February 2020, when I played the demo for "Reaperi Cycle" in preparation for an episode of our podcast, the DreamPod. Interesting extra …
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"New" Apple II+: strange cable, strange behaviour

Apple Fritter about 4 months ago

Hello, gentlemen!Have already gathered a lot of info, checking this forum, but this is my first post. Have just bought this nice Apple II+ on ebay. Seller shared a few nice pictures of everything working properly.The package hit my place today and when I …
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Character Generator Tester

Apple Fritter about 4 months ago

AttachmentSize Schematics482.91 KB BOM112.39 KB Short movie25.82 MB Popular Electronics April 1974 article673.28 KB Last year I developed an ASCII Keyboard Tester (see https://www.applefritter.co... and https:/ …

NES (Nintendo Entertainment System) • Punch-Out!! PC-10 ROM Freezing After Glass Joe

MISTerFPGA about 4 months ago

Does anyone have a fix for Punchout PC-10 (NES Conversion)? If you play it it boots up fine but once you get thru the Glass Joe fight (presumably the next screen is where it shows the high score/initials) it just freezes. I've tried multiple ROMS, I've …

Amiga (Minimig) • Analogue Pocket can now use AmigaVision images made for the MiSTer

MISTerFPGA about 4 months ago

I know a fair amount of MiSTer users also have an Analogue Pocket FPGA, so this may be of interest — the latest firmware + Amiga core update lets you use the same HDF image on both devices: …

Restauration of Sanyo VM 4209 & Sanyo VM 4092

Apple Fritter about 4 months ago

There is always something new to do. At the moment, I am getting my hands on Sanyos (VM 4209 and 4092) and want to bring them back to their former glory. I have managed to buy two of those each on eBay. Obviously, I will not restore the electrical parts o …

Atari 400 Mini

Neo Geo Forums about 4 months ago

Aaaand the emu-in-a-box releases continue with the Atari 400 Mini: https://atari.com/pr... 400 Mini is a half-sized version of the distinctively styled Atari 400, emulating the whole 8-bit Atari range from the 400 to …

NorthStar Horizon Z80 ROM monitor/diagnostic tool

VCFed about 4 months ago

https://github.com/codesleu... NorthStar Horizon is a S-100 bus Z80 computer from 1977. This ROM monitor was created as part of a restoration project. The initial need was a diagnostic to isolate and troubleshoot basic hardwa …

Understanding the Apple 1's Function

Apple Fritter about 4 months ago

Hi All:I have a goal for 2024. :-)I am not an electrical engineer by trade or education, only by interest, which means I am not an EE.One of the goals I set for 2024 is to take my electronics understanding up a notch.  I am good at soldering and building …
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Hands On: Octopus Arcade Stick - A One-Stop Solution For Fighting Fans

Time Extension about 5 months ago

Dreamcast, Saturn, Switch, PS4... and more?If you're a serious fighting game fan, you'll almost certainly own an arcade stick of some description. Titles like Street Fighter, Samurai Shodown and King of Fighters were always designed to be played in the arc …
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WTB: Teac FD-54B 5.25" drive for Parts

VCFed about 5 months ago

I have a non-working FD-54B-02-U that I would really like to get working. I was hoping someone had a non-working one I can purchase for parts. I think these were commonly used in the Tandy 1000's. Mine seems to function, but it's missing the head lift …

IBM COBOL, GnuCOBOL (OpenCOBOL), OOCobol. • how to convert Gregorian date to julian date in cobol?

zMainframes about 5 months ago

Hi,Need help :: "how to convert Gregorian date to julian date in cobol"?Code: COMPUTE WS-INT-DATE = FUNCTION INTEGER-OF-DATE(WS-GREG-DATE) COMPUTE WS-JULN-DATE = FUNCTION DAY-OF-INTEGER(WS-INT-DATE)... Posted by pra_passion — Wed Dec 27, 20 …

NeoBiosMasta VMC alternative?

Neo Geo Forums about 5 months ago

Hi, I have an MVS1C and have been looking to add memory "card" support. I've seen the NeoBiosMasta VMC and they seem to be out of stock. Recently, I came across something similar on AliExpress: SNK Subscription Memory Card. https://www.aliexpr …
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Review: Sinden Light Gun - Old-School Arcade Blasting On Your Modern-Day TV

Time Extension about 5 months ago

Let there be light (gun).Light gun games aren't a new invention – in fact, some of the earliest games consoles came with their own guns – but in recent years, this unique aspect of video gaming has taken something of a backseat, and that's arguably dow …
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Obsidian Wanted To Create A Fallout: New Vegas-Style Elder Scrolls Spin-Off

Time Extension about 5 months ago

"It seemed to be something that could benefit both studios".Obsidian Entertainment staffer Chris Avellone has taken to social media to reveal that the studio once pitched the idea of an Elder Scrolls spin-off to Bethesda (thanks, Windows Central)."One of t …

Apple II+ 48k 6502 and/or rom issue

Apple Fritter about 5 months ago

I have a 48k apple II+ with no expansion cards, and whenever I try to execute certain AppleSoft basic functions (HCOLOR, COLOR, PLOT, HPLOT, IF, FOR, LEFT$, just to name a few) it spits back a memory address at EC46 with different values depending on the …

New member from Vermont

VCFed about 5 months ago

Hello, I am a middle age man working in the health care field, and have a couple of older computers I am working on as a hobby, one Pentium III IBM 300PL, and one Sun Ultra 5. I have had both since the late 1990's, and neither has run for about 20 years. …

IBM PC, PCXT, Tandy 1000 • Mtools and MS-DOS 3.3x

MISTerFPGA about 5 months ago

Would anyone here happen to know of any sort of in compatibility between GNU mtools and old versions of MS-DOS? I'm writing a tool that generates bootable hard disk images and everything is just fine from 6.22 down to 4.00 but 3.31 and 3.30 won't boot in …

Extension for DOS formatting

Mac OS9 Lives about 5 months ago

Recently I have played around with disabling as much unused extensions as possible when I noticed I cannot format my USB stick to DOS anymore, only apple disk format.Does anybody have knowledge which particular extension is responsible for the function? …