eesz34 wrote on 2023-06-14, 10:55: alec_v wrote on 2023-06-14, 09:22: Can anyone confirm the problems with Windows 3.11 in standard mode on 286 platform ? With MR BIOS? Yes

Can anyone confirm the problems with Windows 3.11 in standard mode on 286 platform ?

JFYI: Yet another Mr.BIOS for 286: Mr.BIOS v.1.65 for 286

JFYI: Interesting find Mr.BIOS v.1.65 for 286 motherboard from 1994: https://theretroweb.com/bios/?chipsetId=213 (see ITT CORPORATION XTRA/PROFESSIONAL SERIES 400 motherboard) This BIOS should run for most of non-chipset 286 motherboards (DTK and may be IBM 5170) and "featureless" old chipsets: …

1541 wrote on 2023-02-06, 19:37: @alec_v did you also try address 168 and/or IRQ 10 on the ESS? You are right, 3'rd IDE address works for the ESS1868! I can't use 4'th IDE since I have a 3C509 card on the IRQ10

Did anyone try to attach a CD-ROM to the PnP IDE interface on the sondcard (initialized with Unisound) ? I have an issue with the ESS1868 cards. However, the Сrystal CX4237 card works fine (with the same software and CD-ROM). 1) Working card: Сrystal CX4237, CD-ROM DRIVE, UNISOND, DEVLOAD, VIDE-CDD. …

MOAR ITE controllers 😀 😀

I found a bunch of these controllers in an old company warehouse and decided to add one to my vintage computer (which has an 8 gigabyte limit). Unfortunately, all of these controllers had an ancient RAID BIOS in a OTP ROM soldered on the board. I decided to replace them with FLASH and fresh ATAPI …

ALEKS wrote on 2020-06-07, 15:29: * Two IDE Interfaces with two channels each (primary master-slave, secondary master-slave) Alexandru, is it possible to obtain a PAL sourcecode ? I would like to implement a single secondary IDE apator board.

"Hendrixx" (??) motherboard. Intel 430 LX (Mercury) with integrated CMD640 and Cirrus Logic CL-GD5434. AA 634444-201 Sister of the Batman and Premiere/PCI LC (Robin LC) AA 622319-402 Seeking for docs and BIOS upgrade. http://wiki.sensi.org/images/DSC03742s.jpg http://wiki.sensi.org/images/DSC03743s. …

keropi http://sensi.org/~tnt23/sed1200emu/

The card was successfully revived. Thx to tnt23 !! http://farm4.staticflickr.com/3686/10773754834_c6a435912a_z.jpg The missing parts were soldered back and viola! The card is working. The main trouble was a LCD display with rare LCD controller SED1200, so tnt23 made a tiny "translator" with ATMEGA88 …

It was a set of two board. The second board is a E-20 control logic (keyboard controller, sequencer, arranger). The man who sold me it found these boards in a scrap and does not have any other parts or cables http://s009.radikal.ru/i308/1201/e0/590c3b1a55ect.jpg I will try to identify power, MIDI IN …

I've bought a Roland E-20 Voice Board at local flea market in good condition. Surprisingly, it contains labels: MT-32 and MT-100. It seems it's just a MT-32 (new/headphone version) board w/o analog connectors, MIDI connectors and optrons and power supply parts. http://s008.radikal.ru/i304/1201/8e/ …