Recent content by alecv

gslick, Thank you! I saw this book but never went so far... It looks sligtly similar to tungsten EPROM (2x2048x4). P.S. I've found a rare Soviet PAL clone. White ceramic and gold...

Does anyone have a documentation about original MMI PAL programming algorithm ? (or compatible: AMPAL, TIBPAL e.t.c. not a GAL/ATF). AFAIK it was under some sort of NDA in the 1980'th... i.e. http://www.ralphselectronics.com/productimages/SEMI-TIBPAL16L815CN.PDF p.13

Hi! Does anyone have a copy of the NetBSD archive ? https://ftp.netbsd.org/pub/NetBSD-archive/ is emty now JFYI: They silently removed archive https://www.reddit.com/r/NetBSD/comments/hm5b23/what_happened_to_all_the_netbsd_versions_prior_to/ Fortunately NetBSD sources is still available at...

Hi! Where to find: Arnold, J. Q. 1986. "Shared Libraries on UNIX System V," Proceedings of the 1986 Summer USENIX Conference, pp. 395404, Atlanta, GA.

Hi! I'm seeking for a working UNIX SYSVR2 system. Can anyone please advise a system/distribution ? SIMH or another emulator would be good too. JFYI: There is a sourcecode for SYSVR2 VAX : https://archive.org/download/various_operating_system_source_code

Does anyone know the difference between NCR53C400 and NCR53C400A ? I have found NCR53C400 documentation (and removed all advertisement from this pdf) http://wiki.sensi.org/download/SCSI/ncr53c400_FREE.pdf It contains also a schematic for the "generic" controller (very similar to the Rancho...

Does anyone have "Microsoft MS-DOS CD-ROM Extensions Example Device Driver" kit ? AFAIK, this SDK was being distributed among CD-ROM OEM I have only partial documentation ====== .... Building the Driver The source files and the makefile you need to build the driver are in the HITACHIA...

I've found another issue with XT-IDE controller. I'm trying to use SD-to-CF adaptor card with XT-IDE rev2 and current XT-IDE Universal BIOS. The adaptor is http://www.aliexpress.com/item/New-SDXC-SDHC-WIFI-SD-to-Type-I-Compact-Flash-Card-Adapter-33MM-CF-ADAPTER/32279608662.html as far as I...

I've found a similar card: SSI-011SF. The SCSI part is the same Future Domain TMC-950 but floppy controller is built on the SPC2025 Fortunately, this card works on XT in 8-bit slot! It uses IRQn lnes only on the 16-bit part, but work with IRQ5 too. BIOS v6.02 (Ouch... I can't attach a BIOS to...