sergey's latest activity

I am wondering if people here would be interested in Micro 8088 kits? Possibly the following options: 1. Micro 8088 PCB + chipset - I...

You can try that. But in this case, obviously, you won't have the CF card support.

@Betamax80 I am not closely familiar with the PicoMEM board. Are you not seeing any PicoMEM BIOS output at all? Or you can't boot from...

Thank you! That's very useful. It looks that my analysis of the BIOS was correct :) Does it provide any information on how to turn on...

Some more. I have dumped content of the 6801 in the keyboard for the MAME project. There is full support for Ericsson PC in mame. It...

Unfortunately the scanner refused to process the Tech manual. I got jam twice. It is not much on the keyboard in it anyway.

This probably needs to go to the 386/486-based Systems thread

NEVER EVER GO BY ASKING PRICES ON EBAY. ONLY GO BY SOLD PRICES ON EBAY. Otherwise your just passing along insanity and stupidity...

http://files.mpoli.fi/software/DOS/GRAPHICS/ has a bunch of GIF viewers. http://www.cshowplace.com/cshow.htm is one that should run with...

That would be valuable. For my effort, at least the description of the keyboard interface and related schematic would be indispensable

Yes, there is. The Ericsson PC is not very common outside Sweden or for that matter Europe. I have a technical manual for it...

Well, thanks for the help I guess ;) I did disassemble the POST part of the BIOS. Indeed, it appears that the system uses 8251 USART to...

Install a ZIF socket :->.

The problem is that merely disconnecting Vcc still leaves all of the shared signals tied to GND through internal circuitry. And tied to...

The DMA controller on the PC and XT doesn't use RQ/GT protocol... Instead, when there's a DMA request, the wait logic generates wait...