Included tags: vga ×
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Display Devices • Some cores don't display properly on Sony Trinitron

MISTerFPGA about 3 months ago

Hi all. I've got an issue where certain cores are "scrambled" when they are launched on my CRT. I've got it connected using Direct Video through a modified VGA to component adapter. I believe the issue might be due to some cores not being exactly 60Hz. I …
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Z80-CPM SoftCard designed by Ralle Palaveev

Apple Fritter about 3 months ago

I have for sale couple of Z80-CPM SoftCard design by Ralle Pa version 1.6.MacFly described very well all about this cards on his blog: “What does an Apple II VGA Card, a Z80-CPM SoftCard and an USB-Apple II Mouse Interface Card have in common? Well, alm …

Diamond Stealth 3D 2000 Pro + Win 3.11 default display modes?

VCFed about 3 months ago

I'm having trouble getting this thing to work under Win 3.11. I have both the generic S3 ViRGE drivers and the Diamond v1.01 driver installed. If I select the Stealth 3D driver, it tries to boot Windows into 640x480 @ 73hz, according to my monitor, which …

NuXT 1.2, move 32K VGA ROM to either main flash chip or option ROM socket?

VCFed about 3 months ago

If I needed to clear up C0000-C8000 (location of SVGA bios on a NuXT 1.2) might it work to just move the chip over to the option ROM socket (and set it to D0000)? How about flashing it into the 32k free space in the flash chip used for the system BIOS (loc …
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A2VGA Card Ralle Palaveev ver. 1.4

Apple Fritter about 3 months ago

IMG_5239.jpeg I have made few VGA Cards for Apple II's Computers tested with my Apple II Plus, Europlus, Apple IIe and Platinum and guarantee to work flawlessly with your computer.Price is €50 plus shipping €15 with tra …
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Let me introduce myself

Apple Fritter about 3 months ago

Hi,I started an initiative few years ago to teach ourselves about computers, it was called msxmakers because was initially focused on msx.our project try to teach ourselves how to build new hardware.So, my idea is not focus on repairing old hardware but bu …
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Newcomers Forum • VGA to Scart using Analog IO 6.1

MISTerFPGA about 3 months ago

I have my Mister running via the Analog Io RGB into a consumer RGB Scart Toshiba CRT and I’m experiencing very faint red scanning lines coming through on blacks . I’ve tried 2 cables , the later being the one from RGC , both have a resistor .Brightnes …
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Book8088 V2 Internals

VCFed about 4 months ago

As my Book V2 arrived not working, i decided to do a quick photo session of it's internals. If you're thinking about getting one that might help you a bit. Main board, front: You can see a good example of "Not my job" here (but that's not the …

Display Devices • How Do I Edit My MiSTer.ini File?

MISTerFPGA about 4 months ago

Bare with me guys I'm new to this and im trying to hook up my MisTerCade to my PVM through RGBH input (VGA to RGHV cable) Now what I understood is that I need to change the "composite_sync" in the MisTer.ini from 0 to 1 and I should be good to go. What I …

Simcity Original for DOS

VCFed about 4 months ago

Im looking for a working version of the Original Simcity for DOS. I want to find a copy that works on ALL the video formats properly. I used to play this on my IBM 5160 with CGA monitor and want to relive that as well as try out other modes like hercules I …

Weird 386sx Problem - VGA interference + divide by zero errors

VCFed about 4 months ago

This is a Packard Bell 386sx 25MHz motherboard with integrated Oak VGA chipset. It has no battery damage. Symptoms: VGA noise/distortions that change with computer activity (ISA bus activity or floppy activity) Smart Drive and Setver freeze PC and give d …

Display Devices • I cannot get a decent picture w/component video on a CRT

MISTerFPGA about 4 months ago

Hi all, incredibly frustrated. I am struggling to use my MISTer. I have two different CRTs that accept component video and I cannot get a picture that is playable no matter what I do. I also have a Retrotink that could convert SCART>Component that w …

Tandy 1000 RLX and RSX BIOS Modifications

VCFed about 4 months ago

Here are a couple of modifications that I've made to the Tandy 1000 RLX and RSX BIOS ROMs. The primary focus was to update the VGA BIOS, and thereby gain access to additional video modes and compatibility/functionality enhancements that had required the us …
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Windows 7 Ryzen Build (Part 2)

VCFed about 4 months ago

... To Get Ryzen Working on Windows 7 x64 ... Add drivers man …

WTB: IBM 8525 PS/2 Model 25-286 or 386

VCFed about 4 months ago

I'm looking to buy a later model PS/2 Model 25 with 286 or 386 processor and color VGA screen in nice, working condition. Preferably with hard drive and ethernet. Also interested in original disks, manuals, and IBM SSK (space saving keyboard) to go with it …

Two graphics cards at the same time in an XT

VCFed about 4 months ago

I'm still very new to all this, so I apologize if this is a stupid question, but... 1. ...would it be possible for me to attach both a CGA card and a VGA card to my motherboard at the same time? 2. And if so, is there a convenient software/bios* way to s …

VGA connector with MDA TTL signals, is it possible ?

VCFed about 4 months ago

I found this TRL monochrome monitor, it has a 15 pin connector, it looks like gets normal h/v and signal directed to green input The issue is that when I connect to a pc it does not work so seem not compatible with modern vga (tried lowest res), the monito …
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Development for MiSTer • PWM on 18-bit DAC to get 24-bit color

MISTerFPGA about 4 months ago

I have made a couple of builds that add PWM on the 18-bit DAC to get 24-bit color for the cores that need it. This is for any signal that uses the VGA port on the IO board. It works by quickly alternating between two different color values to get a color …
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Later revision Columbia Data Products 1600 Motherboard

VCFed about 4 months ago

So, I decided acquire this Columbia Data Products motherboard off of eBay. It is interesting because it appears to be a significant redesign of the original CDP 1600 motherboard. A few specific things of note: This has a slightly later BIOS than t …

Problems with the IBM PC AT (5170)

VCFed about 4 months ago

Hello everyone. Please help me repair the IBM PC AT (5170) motherboard. Problem description: The motherboard does not start and does not show the image on the monitor. Post code 21. Sometimes (rarely) the motherboard can start normally. This usually happ …

WTB Kiselev's Super VGA card (ISA)

VCFed about 4 months ago

I want one of the Kiselev-designed 8-bit ISA Super VGA cards, but I can only find shops selling the bare PCB. I would be very interested in buying a complete/pre-built card. NB: I am not interested in building the card myself. I am only interested in the …

WTB: IBM PS/2 Display Adapter (VGA) 75X9017XM

VCFed about 4 months ago

Hi all, I have been doing research on various features of VGA, and I've gotten to the point where I would benefit from having the actual original card as the ground truth for what the IBM VGA adapter behaves like. So, I'd like to source this card if some …

A2VGA Boards

Apple Fritter about 4 months ago

Evening all:I am considering building an A2VGA board outlined in skate323k137's the blog entry.Five boards from PCBWay look like they will run me about $33.  Is anyone interested in splitting the cost?I won't need 5 boards and thought this might be an opt …

Newcomers Forum • Can’t Get a Picture On My VGA Monitor

MISTerFPGA about 5 months ago

In an attempt to make my old Robotron machine playable again I bought myself a DE-10 Nano. Whilst I still have the original boards I replaced the original monitor with a CRT PC VGA monitor some years ago to run MAME on it as there's something wrong with t …

Newcomers Forum • CRT Help Please!

MISTerFPGA about 5 months ago

Hi, I am not very good at A/V and I'm thoroughly confused about how to get set up. Your help is very much appreciated.I recently got an Ultimate Mister Pro: https://ultimatemister.com/... also bought the active encoder: https://m …