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Re: 486UL-P101 486 board works with 30 pin 256Kx4 edorams but not working with 72 pin 4MB-8Mb EDORAMS or mixed configs.

Found a new old stock 486 board printed 486UL-P101. It must be ECS or Chaintech. there are some variations out there with this board. Mine has a bank of 30 pin rams and 2 banks of 72 pin slots. Exactly this 486ul-p101.jpg Board boots with 4x256K 30 pin edos total of 1MB. But I couldnt make it boot …

Re: UMC UM85C418F RAM - 2MB possible + desirable?

I'd suggest getting out the candles and dubious red crayons - I fully intend to resurrect that card :P If it's just that one chip that's dead, I can fix it in five minutes once I source a replacement (in fact I might have one knocking around somewhere). I'm more concerned with the motherboard; …

Re: UMC UM85C418F RAM - 2MB possible + desirable?

Sorry for a "necro reply". But I am interested in that. What about the extremely good raw DOS performance? Any benchmarks? Doom, Wolf3D? If possible a comparison using Am5x86 would be appreciated, because with a DX2-66 differences are always small. I see some here: https://www.vogons.org/viewtopic. …

Re: UMC UM85C418F RAM - 2MB possible + desirable?

One of the more obscure VGA chipsets - UMC's UM85C418F. Surprisingly it has extremely good raw DOS performance, coming very close to Ark 1000VL. I'm working on an all UMC build, and have two VLB cards with this chipset. .... Sorry for a "necro reply". But I am interested in that. What about the …

Re: SB PnP 32 CT 3620 and DOOM 1 sound issue

Cadderlik wrote on 2024-01-07, 18:40: Tomorrow I'll try and give an info. I will also check another keyboard with oryginal din. Now Im using PS2 with adapter. So what is the status now? Everything is fast only the sound in doom is not working? Is it correct? Did you try unisound?

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