I want to buy case of Sinclair PC200 or copy of that case. If somebody can to make copy of that case? I want to buy it without PCB-mainboard. It would be very nice case for MSX by DIY. Many MSX's models and PC evaluations like 486 mainboards for DX2. Very nice for ZX Spectrum clones and mods like …

I am looking for good CRT controller for EGA graphic. 64 colors palette 3 RGB double lines 2 bits each one. Format: RR-GG-BB I have found this one: UMC UM6845 UM6845.jpg Is it good chip? How it can be connected to TEA 2000? I would expect special 6 lines for it: 2-2-2 How to connect RA0-RA4? If …

Bye

I have found that chipsets' list http://www.idhw.com/textual/guide/inst_mobo_a … rd_chipset.html And another one , unfortunately intel https://en.m.wikipedia.org/wiki/List_of_Intel_chipsets I am very sorry that it is not UMC doc.

Thanks. But could you tell me how much RAM handling? UMC8891AF/BF It looks very good. I want it for new MSX model. DreamComp😀 My unofficial codename for new machine at this moment is MSX XP /experience.

I know about chipset 430NX Codename Neptune It has got full features what I need 512MB Ram, 66MHz Host bus. Unfortunately it is Intel. Do You know something about this? I mean UMC 430NX? I have read about few chips nearby 430 like 82C4xx by UMC Maybe we do not have full information about UMC …

I am just trying to make module for Amiga 500+. I am old PC man😎 I will never agree to IntelOutside party of Amiga's fun! Just after many years I come back to Amiga which was one of the firts computers. I think there is no wright turbo card for me! I am very sorry about this. I decided to do …

It is not equal. You linked to UX torbo, clone of Juko ST. I have got it. I am still looking for manual from 1st photo.oryginal Juko ST much more heavy then lightly UX turbo manual. Try to look once more time very carefully at first photo of this topic.

I am looking for description of ASIC chip NEC manufactirer. NEC ASIC Japan 567 8838KK??? I can't see it! Maybe somebody have it or know it. Some versions of that motherbord have VDL ASIC 500.

I am looking for any manual of that board. I have found picture of oryginal manual Juko ST

Of course! I want to assembly ancient art computer. I have choosed UMC best possible brand ever. Simply I am fan. Probably that chipset of UMC does exists...

Thanks a lot again. Does exist wright another chipset of UMC with all demand features anyway? I mean other motherbord? I have had about 15 years Intel Pentium II MMX at 233MHz on Microstar MS6119 and Intel 440BX chipset. All the time I have been used FSB 66MHz. Motherbord had 3 memory banks for 256 …

Nice necropost. If you read Feipoas utlimate 486 thread, he has a pretty good writeup on this board. In short, 66MHz appears to be stable, at least on his revision. He's been running at 66MHz for years and it still works. The maximum RAM is 256MB. Feipoa's board has been modified to accept 1024kb …

Does this motherbord works at 66Mhz FSB? I mean stable? How much RAM it handling - max?

Hi, I am looking for all the best UMC chipsets on 66Mhz host bus. I mean full list of UMC (only) chipsets. Does anyone have list like that? Can You send some links? I am interested in 66Mhz for host bus and IDE (EIDE) double controller & four ports of RAM - 72pin EDO RAM 128 MB each one, together …