Re: Custom interposer module for TI486SXL2-66 PGA168 to PGA132 - HELP!

Posted on Yesterday, 15:17

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Finally finished my SXL2-90 build based on the results from this thread. Symphony_461_SXL2-90_outside.JPG Symphony_461_SXL2-90_inside1.JPG Symphony_461_SXL2-90_inside2.JPG Symphony_461_SXL2-90_inside3.JPG Symphony_461_SXL2-90_inside_dual_8GB_CF_cards.JPG Decided to go all SCSI (AHA-1520B): ACARD …

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Re: Do you keep a tech-journal?

Posted on 2024-05-16, 01:17

by

by maxtherabbit

in Milliways

in Milliways

I don't keep a journal but I do keep a google spreadsheet with my results from all of the dos benchmarks in phils pack Also keep a folder on a modern PC with all the downloaded files I've had to seek out (drivers, etc.) for each build

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Re: Tex Murpy Overseer DVD Edition Being a Pain

Posted on 2024-05-06, 18:14

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by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Running multiple video cards on 98 is a bad idea. Probably related to that

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Re: Different versions of CheckIt 3.0

Posted on 2024-05-06, 18:13

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by maxtherabbit

in Marvin \ Software

in Marvin \ Software

I also have a version 3.00j which has all files identical to 3.00i except for the main EXE has a couple small changes. Dated 9/12/90

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Re: Snark barker troubleshooting

Posted on 2024-05-01, 16:54

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by maxtherabbit

in Marvin \ Sound

in Marvin \ Sound

I have used both the C and S version in a real soundblaster card and both worked fine, I was using the 52 though.

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Re: 486 board Young Micro Systems VEGA 486 Green PC

Posted on 2024-05-01, 16:52

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

The L2 throughput is acceptable, but the main memory is a bit sub-par

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Re: M915i jumper setting for P24T(Pentium Overdrive)?

Posted on 2024-05-01, 11:32

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

CoffeeOne wrote on 2024-05-01, 11:08: On the other hand, the CPU supports also voltage detection, so when the mainboard provides the 3.5 volts, the voltage regulator on the cpu is not used. I don't think that's true, you have to provide it 5V for correct operation

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Re: Short on ISA slots? Try this.

Posted on 2024-04-30, 12:10

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

MCA was also parallel, internal serial busses in PCs didn't get popular until SATA

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Re: ESS Solo 1 - Cannot find the AudioDrive

Posted on 2024-04-30, 12:06

by

by maxtherabbit

in Marvin \ Sound

in Marvin \ Sound

zuldan wrote on 2024-04-30, 07:32: Does anyone know what these jumpers do on this particular Solo 1 card? Jumpers.JPG Switch between speaker and line level output

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Re: Native PS/2 mouse implementation for 386/486 boards using the keyboard controller

Posted on 2024-04-29, 16:01

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Hello, it's me again. Has anyone had issues with the PS/2 mouse (with this modification) not working in Windows 98 but working without issues in DOS? I don't think I have tested the PS/2 mouse mod in Win98, but every system I've used it in which contained Windows 95 has run beautifully. Normally I …

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Re: The World's Fastest 486

Posted on 2024-04-29, 15:20

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

feipoa wrote on 2024-03-22, 21:26: I have found pretty much all of these SiS 496 boards to be unreliable with the PCI at 1/2. This is commensurate with my experience as well

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Re: XT-IDE: WDC turns 3x times on/off

Posted on 2024-04-29, 15:20

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Marco wrote on 2024-04-29, 05:39: Wow great. That’s it. Thanks a lot. I mean I would assume that a 80gb drive is well aware of PM but your symptoms are identical. Damn that I am not owner of my eprom burner anymore 🙁(( It's a bug in the XUB. The drive being aware of power management is what makes …

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Re: XT-IDE: WDC turns 3x times on/off

Posted on 2024-04-28, 21:54

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Seems like a problem I had as well. See here for a solution I received: https://forum.vcfed.org/index.php?threads/xtide-universal-bios.18240/page-34#post-1305261. I needed to make a custom XTIDE build and remove MODULE_POWER_MANAGEMENT. I also removed MODULE_SERIAL, MODULE_SERIAL_FLOPPY and MODULE_ …

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Re: TYAN "S1662 Pentium Pro" Dual CPU upgrade

Posted on 2024-04-02, 17:11

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

nice job 😁

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Re: Native PS/2 mouse implementation for 386/486 boards using the keyboard controller

Posted on 2024-03-24, 12:10

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

I think the 'P' is for PnP

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Re: Modified BIOSes for ASUS P3B-F, P3V4X, P3V133, CUBX, CUBX-E/L and P3C-E

Posted on 2024-03-19, 21:46

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Zerthimon wrote on 2024-03-19, 16:01: I think it's the bios setup option PNP OS yes/no. If you set it to yes, then bios doesn't configure PNP devices. Correct

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Re: Native PS/2 mouse implementation for 386/486 boards using the keyboard controller

Posted on 2024-03-14, 14:52

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

feipoa wrote on 2024-03-14, 10:50: Today I decided it would be really simple to shorten the adaptors I already have on hand. I If you'd like to redesign it I'll be happy to share the kicad source with you

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Re: Native PS/2 mouse implementation for 386/486 boards using the keyboard controller

Posted on 2024-03-14, 14:50

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

It is not any one post I am referencing, rather a collective of posts over the past several years. I never thought that you were targeting me because I have also noticed it in interactions with others. As a few other members have PM'ed me over the years about your sometimes uncordial or …

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Re: Native PS/2 mouse implementation for 386/486 boards using the keyboard controller

Posted on 2024-03-12, 14:19

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

It would be greatly appreciated if you could edit out some of the emotion from your responses before submitting. I continue to see snappy, somewhat agitated replies from you; it is not just me, but other members have also PM'ed me about some of your abrasive replies as well. There are more neutral …

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Re: Native PS/2 mouse implementation for 386/486 boards using the keyboard controller

Posted on 2024-03-12, 13:58

by

by maxtherabbit

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

An interesting consequence of trying to reuse the thin Arduino pins was that I accidentally inserted one of the leads rotated 90 degrees. Oops! I pulled the lead out, but the spring in the DIP socket did not restore to its home position: A-Spring_deflection_0.54mm.JPG The flat thickness of the …

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