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Main Page
...the relatively formalized tone and style imposed by Wikipedia; we also don't require the detailed sourcing that Wikipedia does. Sentences starting with ...t. The system will send you an email with a temporary password; if you don't see it, and I have sent you an acknowledgement, check your spam-traps: we'v

4 KB (643 words) - 19:13, 24 April 2024
DECnet
...DNA were in the early 1970s. DIGITAL published its first DNA specification at about the same time that [[IBM]] announced its [[Systems Network Architectu ...e, and gateways to other types of networks including IBM’s SNA and [[ITU-T|CCITT]] Recommendation [[X.25]].

17 KB (2,405 words) - 17:43, 13 January 2024
PDP-11
| [[PDP-11/83|11/83]] || 1988 || QBUS || 22-bit || yes || J-11 at 18MHz, integrated FPU || 0.72 | [[PDP-11/84|11/84]] || 1988 || UNIBUS || 22-bit || yes || J-11 at 18MHz, integrated FPU || 0.72

10 KB (1,393 words) - 16:03, 23 April 2024
PDP-11/05
Note that the slots are numbered from 1 at the start; this is the inverse of the numbering for these backplanes in som Note that the two KM11 slots are at the other side of the backplane from the slots used for them in the 'Config

9 KB (1,350 words) - 19:18, 8 February 2024
PDP-11/73
Introduced in 1984. Successor of the [[PDP-11/23]]. At that time the components were VLSI, and these PDP-11's were marketed as Mic The J-11 was manufactured by Harris Semiconductors, and it hasn't been fully completed, it lacked the WCS and CIS options.

2 KB (359 words) - 23:26, 29 February 2024
RL01/02 disk drive
...m driven by servo data written on the pack (along with [[sector]] headers) at the factory. Packs ''cannnot'' be low-level re-formatted in the field, and The RL0x uses a cable with latching connectors at each end to go between drives; the part number of the original cable is 70-

8 KB (1,357 words) - 16:33, 18 August 2023
PDP-11 architecture
...] than that, although only a limited subset was visible to the [[program]] at any time. ...e models provide two sets of general CPU registers (only one may be in use at any time); in those machines, a bit in the PSW selects which one is in use.

13 KB (1,949 words) - 17:37, 29 February 2024
VAX-11/780
The 11/780 didn't have just [[firmware]]; instead, like the [[KL10]], it loaded [[microcode]] It was announced on October 25th, 1977 at [[Digital Equipment Corporation|DEC]]'s Annual Meeting of Shareholders.[[#r

8 KB (1,030 words) - 21:30, 25 April 2024
VAX-11/750
...ntegrated circuit|chips]] holding 400 NAND [[gate]]s; they were configured at manufacture time into the 39 different types used in the /750. ...''particular'' board, which ''has'' to go in that slot - and that slot can't hold ''anything'' else.

8 KB (1,063 words) - 14:49, 8 May 2024
UNIX
| creator = Ken Thompson, Dennis Ritchie and Douglas McIlroy at Bell Labs ...ng system]] originally developed in the 1970s by a group of AT&T employees at Bell Labs including [[Ken Thompson]], [[Dennis Ritchie]] and [[Douglas McIl

9 KB (1,409 words) - 17:47, 10 March 2024
MOS Technology 6502
...dle and Bill Mensch for [[MOS Technology]] in 1975. When it was introduced at around $25 it was the least expensive full-featured [[Central Processing Un ...models). WDC continued to design other variants of the 65C02 and are still at it as of 2016. There were other manufacturers as well, including but not li

8 KB (1,369 words) - 17:59, 25 June 2021
Timeline of Norsk Data
* Norsk Data takes over a 16700 m2 industrial building at Skullerud, Oslo. The building is leased to Tandberg. * Tore realizes he STILL hasn't finished this page, and promises to do that any moment now.

7 KB (950 words) - 12:59, 23 August 2016
MicroVAX II
...g SIMH]] on how to do so, that may be adapted to a real MicroVAX but I don't have one to test with. * [http://www.bitsavers.org/pdf/dec/vax/630/ VAX 630] - documentation at [[Bitsavers]]

5 KB (716 words) - 13:37, 6 May 2024
HECnet
printf("Bad configuration at line %d\n%s\n", line,buf); + printf("%d: IP bridge %s don't exist.\n", line, buf);

3 KB (507 words) - 12:05, 4 March 2022
PDP-8 architecture
...a typical two-cycle ([[Fetch]], Execute) memory-reference instruction ran at a speed of 0.333 MIPS. ...data break]]", the buffer address and word count were kept in main memory (at an [[address]] usually specified by [[jumper]]s on the device). This requir

22 KB (3,497 words) - 19:34, 29 November 2022
Linux
...ause it was a 'fresh' implementation of [[UNIX]], not incumbered by the AT&T vs BSDI/CSRG legal wars, and was not sidelined because of it. While the BS *0.95 Linux had made rapid progress at this point, and was optimistically approaching the 1.0 milestone.

28 KB (4,805 words) - 18:01, 29 February 2024
NUSSE
...computer at the scale of [[EDSAC]] was out of reach financially for Norway at the time, but the APEXC(N) was affordable. ...ection of Dr. T. Hysing, is undergoing tests. The second is in general use at the laboratories of the British Tabulating Machines Company."

4 KB (647 words) - 20:59, 18 March 2024
CP/M
| creator = Gary Kildall at Digital Research, Inc. ...however it doesn't use directories (and the first version of (PC-)DOS didn't either). CP/M was a portable operating system that was popularized because

3 KB (539 words) - 18:26, 6 April 2023
IBM System/360
...ocatable, due to the use of the base register. The OS could load a program at any place in [[main memory]], and then set the base register to the beginni ..., so that the program could be fooled into seeing itself as always running at location zero. Thus, the program could be moved around in memory as needed,

15 KB (2,167 words) - 14:58, 23 January 2024
Apple II
...omething, you'll probably want to enter [[Integer BASIC]]. You're looking at this: At this point, you might want to learn more about [[Integer BASIC]], [[6502]]

2 KB (241 words) - 18:33, 8 February 2024
EDSAC
...or example left or right shift orders, do not involve the use of the store at all. | T || Transfer the contents of the accumulator to storage location n an

6 KB (993 words) - 16:09, 14 March 2024
4.2 BSD
...]. Later [[Sun Microsystems|Sun]] licensed [[UNIX System V|SYSV]] from AT&T and started to incorporate the two versions, before switching to the SYSV k Installation instructions for [[SIMH]] can be found at [[Installing 4.2 BSD on SIMH]]. Also there is a [[Digital Ethernet UNIBUS

4 KB (556 words) - 15:06, 20 October 2023
Boot42
M``#:'Q+0CP``!P!>T.^:%@``4-2`T5!>&?DH[XP6``"?`````&[4@]%3CZS> M"``9]=2#T5./```0`!GU%_]F%@``V@`1^P#O.`T``-`![Q$7``#[`.\&````

9 KB (2,056 words) - 02:38, 25 December 2018
Installing 4.2 BSD on SIMH
at rq0 miniroot at rq1 rq.dsk

13 KB (2,064 words) - 18:04, 5 August 2017
Zork
Dungeon was created at the Programming Technology Division of the MIT Muddle was ported to TENEX machines at ISI, and Zork quickly followed. TOPS-20 support followed, and many sites r

21 KB (3,303 words) - 07:30, 6 September 2023
PuTTY
...ch collects information on cryptography laws in many countries, but we can't vouch for its correctness.

2 KB (267 words) - 23:22, 19 December 2023
Installing 4.3 BSD on SIMH
at rq0 miniroot at rq1 rq.dsk

14 KB (2,318 words) - 06:15, 1 September 2018
UNIX First Edition
| creator = Western Electric, AT&T ...[[minicomputer]], from the [[PDP-7]] for which it was originally written, at [[Bell Laboratories]]. (Both versions were written in [[assembly language]]

6 KB (926 words) - 19:13, 29 February 2024
Installing 4.3 BSD Quasijarus on SIMH
Once the BIOS has done it's POST, it will prompt what device to boot off of at the >>> prompt. The first tape device is mua0:. Once the tape has done th tmscp0 at uba0 csr 174500 vec 774, ipl 15

16 KB (2,460 words) - 12:02, 6 September 2021
Installing 4.3 BSD RENO on SIMH
trent at kerberos.berkeley.edu:/nbsd/usr/src/sys/GENERIC.allvax mcr0 at tr1

9 KB (1,433 words) - 15:40, 18 August 2009
Unix Seventh Edition
| creator = AT&T/[[Western Electric]] ...form in the form of [[Unix/32V]]. This port was the 'official' port by AT&T to the platform.

5 KB (776 words) - 19:30, 21 October 2023
A/UX
The Macintosh environment from 3.0.1 did not run on Shoebill at one point; now it does. (as of now the SCSI disk won't respond with Apple codes so the disk tool won't work).

6 KB (846 words) - 15:40, 8 September 2021
Unix/32V
| creator = Bell Labs / AT&T / [[Western Electric]] ...V could only run on the [[VAX-11/780]] as it was the only VAX in existence at that time.

4 KB (616 words) - 20:53, 14 January 2024
4BSD
...me was not used at the time) from [[Computer Systems Research Group|CSRG]] at Berkeley improves upon the [[3BSD]] release with curses, better job control ...ou'll get a bunch of 'ZERO VECTOR UBA RESET: dz up 'errors... So this isn't very useful if you were hoping for some kind of multi-user system. The onl

2 KB (299 words) - 15:18, 3 July 2022
History of Zork
...some of which is still far in advance of systems on more modern machines. At MIT's Artificial Intelligence Lab, an operating system called ITS (Incompat ...wonderful playground. They also discovered that there were some computers at MIT with some neat stuff on them and no security -- anyone who could connec

38 KB (6,681 words) - 16:32, 19 December 2018
Installing NeXTSTEP on Qemu
...ything else. 0.8.0 seems somewhat unstable, and the busmouse driver doesn't work on 0.9.1 . ...th nothing that my Pentium 3 cannot start the GUI portion. I really don’t know why. (I did try -O1 for CFLAGS)

12 KB (1,799 words) - 23:30, 8 December 2022
Computer Systems Research Group
The University of California at Berkeley's '''Computer Systems Research Group''' ('''CSRG''' is the usual s ...nbook/opensources/book/kirkmck.html Twenty Years of Berkeley Unix: From AT&T-Owned to Freely Redistributable] - An excellent overview of the history of

1,004 bytes (157 words) - 13:45, 5 July 2022
XENIX
...is the form usually used now) was Microsoft's [[software port|port]] of AT&T [[UNIX]]; it was a [[portable]] [[operating system]] with ports to various ...e new 16-bit Motorola 68000 and Intel 8086 microprocessors. This put XENIX at the high end of the microcomputer market, which was still dominated by 8-bi

12 KB (1,893 words) - 19:28, 21 October 2023
OS/2
...t]] to put together the next generation [[operating system]] for the [[IBM AT]] and [[IBM PS/2|PS/2]] machines. ...]], hence the demand for the [[Intel 80286|i286]] 16-bit version. Someone at IBM even got the idea that the development tools should be a revenue stream

22 KB (3,500 words) - 04:39, 13 January 2024
UNIX Sixth Edition
| creator = AT&T/[[Western Electric]] ...or '''V6 UNIX''' - 'Unix' was still normally given in all capital letters at this point in time) was one of the most influential early versions of [[UNI

7 KB (1,183 words) - 18:57, 29 February 2024
BSD on VAX
...he primary platform for [[BSD]] [[UNIX]]. Starting with the arrival of AT&T's [[Unix/32V]], which was modified into [[3 BSD]], and then the [[4 BSD]] r

661 bytes (89 words) - 02:48, 2 May 2022
Lions book
...nt for a long time, from shortly after it first appeared in 1976, after AT+T cracked down on it to protect their UNIX intellectual property. During this

981 bytes (163 words) - 13:07, 8 April 2024
VisiCalc
VisiCorp couldn't keep up the momentum of VisiCalc, and others filled the void. ...intain the ability to run 8086 MS-DOS binaries on the 32 bit x86 platform, at least, so you can run the DOS version directly. [http://www.bricklin.com/hi

910 bytes (131 words) - 22:36, 21 October 2018
MS-DOS
...old [[IBM]] on the idea of MS-DOS when talks for [[CP/M]] had broken down. At the time Microsoft had no such product but was able to secure the rights to ...ck]] [[interrupt]] and jump execution, although these are usually unstable at best.

8 KB (1,327 words) - 07:03, 22 May 2023
Gordon Letwin OS/2 usenet post
the start. The folks at Microsoft realized this; we were always amazed that so many folks at IBM didn't. I speak here not of the faceless low

21 KB (3,783 words) - 03:41, 17 December 2018
Running UNIX v6 in SIMH
at v6/dist.tap. SIMH: Use "boot rk0" to load the first block from disk. You don't need

6 KB (967 words) - 21:16, 19 May 2021
Running TOPS-20 V4.1 under SIMH
Breakpoint at PC: 000007 stated in the manuals. After the reboot, things aren't so clean:

8 KB (997 words) - 22:00, 5 July 2012
Installing ITS on SIMH
...0, the [[RP06]] and the RP07. Although these disk types are very different at the hardware level, from the simulator's point of view they differ only in at tu0 minsys.tape

15 KB (2,486 words) - 14:39, 20 December 2017
Incompatible Timesharing System
[[Image:mit-mc.jpg|thumb|right|300px|The KL10 MC machine at MIT]] ...initially for the [[PDP-6]], and later for [[PDP-10]]'s. It was developed at MIT in the [[MIT Artificial Intelligence Laboratory|Artificial Intelligence

12 KB (1,926 words) - 21:29, 8 February 2024
ITS DDT Guide
characters. So don't change this unless you fix DDTDOC first!) interpreted at interrupt level when typed on the TTY; when

171 KB (29,660 words) - 17:55, 28 December 2018
386BSD
...significance, it's not up to the challenge of day to day usage, as it hasn't received any updates or patches in over 15 years. ...rsion of 386 BSD that was released, on March 17, 1992. This version doesn't share its disk with MS-DOS or any other OS's, and uses a VAX style disktab/

6 KB (725 words) - 17:44, 13 January 2024
Net/2
...d pretty much everything that the CSRG team could identify as not being AT&T source, and re-wrote what they could. The result being based on a failed po This code release was the basis of the AT&T vs CSRG lawsuit. The CSRG had to later withdraw this software and encourage

4 KB (607 words) - 13:44, 28 January 2023
Top
particular machine. Differences are listed at the end of Don't shoot me, but the default for -I has changed once

11 KB (1,552 words) - 13:03, 24 April 2024
4.3 BSD Tahoe
distribution office at +1-415-642-7780. the 4.3BSD distribution that is not derived from AT&T

7 KB (1,067 words) - 04:25, 10 December 2018
4.3 BSD Reno
is intended to be used to provide an advance look at some of the 4.4BSD (at least in part based on feedback from this test group).

20 KB (3,013 words) - 04:22, 10 December 2018
TROPIX
...system]] got its start after UFRJ could not secure a source license to AT&T [[UNIX]]. So they decided to write their own. Using a [[Version 7]] [[Motor

2 KB (286 words) - 23:27, 18 December 2018
TROPIX Manual
(at the time with the name PLURIX) to the computer PEGASUS. This Visit regularly the homepage of TROPIX, at

91 KB (12,020 words) - 17:55, 13 August 2019
Multics
| caption = H6180 Multics at Honeywell CISL ...was very new at that time (only a handful of other systems implemented it at that point); but this was not a new idea with Multics.

9 KB (1,331 words) - 17:05, 7 March 2024
Qemu
commit [-f fmt] [-t cache] filename convert [-c] [-p] [-f fmt] [-t cache] [-O output_fmt] [-o options] [-s snapshot_name] filename [filename2

15 KB (2,245 words) - 12:58, 27 February 2024
Installing Windows NT 3.1 on Qemu
...incompatible with IDE CD-ROM's. This is simply because they did not exist at the time. So you would have to follow the network installation guide. You ...0.10.5 which will allow me to set my cpu to an Intel Pentium CPU so I won't have to worry about the inf files.

5 KB (947 words) - 11:21, 9 June 2023
Installing Windows NT 3.51 on Qemu
With Qemu 0.10.5 I was able to select the cpu level so I don't know if it's as troubled as NT 3.1. ...seeming to lock but it's working... There must be some IO timeout issues at hand..

2 KB (386 words) - 04:10, 26 October 2009
Installing Ultrix 4.0 on SIMH
...d of course from [http://simh.trailing-edge.com/ here]. Building SIMH isn't in the scope of this document, just grab some binaries and let's go. Starting at 0x4d4d

13 KB (1,865 words) - 18:41, 3 July 2022
Installing Windows NT 4.0 on Qemu(MIPS)
...on the Dec Alpha. I also used a Dec Alpha as a workstation (the multia!) at the time I recall it was cool as it could decode MP3’s in realtime! Sadl ...cking the hard disk. I also have a 3.1 CD with the win32 sdk & it doesn’t work either. However 4.0 works fine! I should also add, this gave me a ch

6 KB (1,022 words) - 02:56, 14 July 2019
Windows NT
...eta|December 1991 pre-release]]. Betas were then released in July of 1992, at the Professional Developers Conference in San Francisco, followed up with a ...er none of the ARC capable machines were 'production grade' so they couldn't certify for certain that it'd work. Later copies of NT 3.1 have an ALPHA d

15 KB (2,465 words) - 20:47, 13 January 2024
Windows NT 3.1 HCL
available in the Windows NT Driver Library. Please see the section at AT&T 3406

144 KB (18,526 words) - 03:17, 17 December 2018
Windows 95
...hing from the program manager to the explorer desktop shell. While it wasn't an object desktop like [[OS/2]]'s presentation manager, it was a good enoug ...was OSR2, short for [[OEM]] Service Release 2, and was released in 1996. At the time Windows 95 was first released, it was limited to the FAT 16 [[file

3 KB (420 words) - 15:44, 1 January 2019
Windows 3.0
...were partnering with [[IBM]] with the [[OS/2]] project. However they didn't want to have such a large 'break' with their main product of the time, [[MS ...protected mode and blew away the old DOS 640 KB RAM barrier. If this hadn't happened, we'd probably be using some variant of OS/2 today instead of Wind

10 KB (1,619 words) - 20:45, 13 January 2024
Watcom C
By default doesn't include SDK components for OS/2 or Novel Netware. ...d was 486 optimizations. I think the 16-bit & 32-bit products were merged at this time.

3 KB (426 words) - 18:50, 18 December 2018
Amiga
...ed BACKWARDS from industry standards as people apparently at the time didn't know if they were allowed to use the standard parallel & serial ports witho ...rt OS is loaded into this special WCS to emulate a ROM once it is loaded. At the time of the Amiga 1000's launch it was a rushed product and Commodore f

13 KB (2,120 words) - 00:41, 17 December 2018
Apple DOS
...Apple (Woz was busy with the [[disk]] [[hardware]] and couldn't do the DOS at the same time, which was why Laughton was moved from writing Basic to writi

1 KB (177 words) - 02:57, 23 May 2023
ProDOS
...m (replacing DOS 3.3) was introduced. ProdDOS was up to eight times faster at accessing 5 1/4" floppy disks and introduced a lot of other improvements. ...vailable for developers in October 1983, but the Apple IIe apparently didn't start to ship with ProDOS until some when during the first quarter of 1984.

724 bytes (102 words) - 18:29, 20 October 2018
BSD
...UNIX]] distributions created by the [[Computer Systems Research Group‎]] at Berkeley. The CSRG put together the following releases: * [[Net/1]] - The TCP/IP source, and other programs free of the AT&T copyrite

3 KB (443 words) - 04:15, 19 February 2024
Windows NT 3.5 HCL
available in the Windows NT Driver Library. Please see the section at AT&T[R] 3406

279 KB (34,581 words) - 03:21, 17 December 2018
Installing 32V on SIMH
at rp0 rp06.disk at tu0 32v.tape

6 KB (1,042 words) - 22:50, 1 May 2022
Setting Up Version 1.0 of UNIX/32V Operating System
1. Mount the magtape on drive 0 at load point. [Make sure that the ring is not inserted.] 3. Key in at 30000 and execute the following boot program: [You may enter in lower-cas

24 KB (3,883 words) - 10:33, 6 March 2023
Commodore A2090 Hard Disk Controller
@{"12. CDRoms and Tapes -Why my NEC don't work " link 12} @{"13. Finding A2090/2090a Software -I can't get no... " link 13}

136 KB (31,870 words) - 21:08, 14 January 2024
Geos
...g]], [[graphics|graphical]] [[operating environment]]. GEOS was best known at the time for bringing high quality [[font]]s to low end [[printer]]s. ...bly language|assembly]], and with a massive memory constraint, there weren't that many available.

3 KB (414 words) - 15:12, 7 March 2021
Xmgcc
...CC [[source code]] that he used, and that I'm sure most people simply didn't know about this software.. GCC ver 1.36 and related utilities for IBM-PC/AT 386

36 KB (6,464 words) - 01:56, 20 December 2018
4.4BSD Lite
Then all of the derived projects had to ensure that they didn't have those files, or anything derived from them. I think at the time this would have impacted:

1 KB (162 words) - 16:25, 27 June 2022
BSD/OS
At the time it was noted for shipping on a CD, and having its full source code ...orld had shifted to the [[Linux]] kernel which had no legacy or ties to AT&T.

492 bytes (88 words) - 16:39, 18 December 2018
Microport System V
== Microport System V/AT Runtime System == ...as introduced in the late 106-s. Now you are about to implement it on your AT-compatible system.

2 KB (266 words) - 18:52, 22 November 2019
Dell UNIX
“Dell UNIX? I didn’t know there was such a thing.” A couple of weeks ago I had my new XO with me for breakfast at a nearby bakery café. Other patrons were drawn to seeing an XO for the fir

9 KB (1,458 words) - 20:59, 9 March 2021
UNIX System III
| creator = Bell Labs / AT&T / [[Western Electric]] ...t was allowed to enter other lines of business, including software, and AT&T management saw an opportunity to monetize the then-very-popular UNIX [[oper

3 KB (442 words) - 19:36, 21 October 2023
Setting up the Third Berkeley Software Tape
...at a time.'' In any case, packs remain sectored 512 bytes per sector, and at the lowest driver levels the system deals with 512 byte disk records. 1. Mount the magtape on drive 0 at load point, making sure that the ring is not inserted.

42 KB (6,834 words) - 03:01, 17 January 2023
3 BSD boot
M``#:'Q+0CP``!0!>T`&?!``!(-`!GP0@`2#0`9\$8``@PX_D%@4`CY@Y!0!0 M[T,3``#[`>\=#@``W^^+.```^P'O"!```-T`W^]\.```^P+OV08``-!0K?S5

8 KB (1,805 words) - 14:41, 5 February 2016
S-100
...ompetitors to those vendors) decided on a generic term so that they wouldn't have to refer to other companies in their own product advertisements. As th * Herb Johnson's S-100 pages at http://www.retrotechnology.com/herbs_stuff/s100bus.html

2 KB (328 words) - 17:28, 18 February 2024
Installing VM/370 on Hercules
...to install [[VM/370]] into the [[Hercules]] emulator. Sadly I really don't know how to use the OS, and I've just gotten it to install but I wanted to ...n your 3270 terminal program, and attach to the localhost port 3270. Back at the Hercules console type in:

8 KB (1,138 words) - 17:52, 19 May 2010
IBM AT
| name = IBM 5170/IBM AT | caption = An IBM AT

2 KB (396 words) - 00:41, 20 October 2018
32v 1m adb
?_f Locations starting at _a_d_d_r_e_s_s in _o_b_j_f_i_l are printed /_f Locations starting at _a_d_d_r_e_s_s in _c_o_r_f_i_l are printed

14 KB (2,585 words) - 14:41, 26 October 2009
32v 1m ar
new files are placed at the end. t Print a table of contents of the archive file. If no

3 KB (465 words) - 23:00, 25 October 2010
32v 1m ar11
new files are placed at the end. t Print a table of contents of the archive file. If no

3 KB (524 words) - 14:42, 26 October 2009
32v 1m calendar
[[32v 1m at|at(1)]], [[32v 1m cron|cron(1)]], [[32v 1m mail|mail(1)]] _C_a_l_e_n_d_a_r'_s extended idea of `tomorrow' doesn't account for

1 KB (196 words) - 14:48, 26 October 2009
32v 1m cc
ever, if a single C program is compiled and loaded all at _m_o_n_i_t_o_r(3) at the start and arranges to write out a

4 KB (707 words) - 14:59, 26 October 2009
32v 1m cu
cu telno [ -t ] [ -s speed ] [ -a acu ] [ -l line ] ...fers of text files. '''Telno''' is the telephone number, with minus signs at appropriate places for

3 KB (470 words) - 18:28, 12 August 2010
32v 1m eqn
...braces, brackets, bars, c and f for ceiling and floor, and "" for nothing at all (useful for a right-side-only bracket). ...dot, hat, tilde, bar, vec, dyad, and under: x dot = f(t) bar is $x dot = f(t) bar$, y dotdot bar ~=~ n under is $y dotdot bar ~=~ n under$, and x vec ~=

5 KB (814 words) - 01:44, 23 September 2015
32v 1m grep
must be placed where it can't be mistaken as a range The order of precedence of operators at the same parenthesis

4 KB (639 words) - 16:15, 26 October 2009
32v 1m ld
If any argument is a library, it is searched exactly once at -T The next argument is a hexadecimal number which sets

5 KB (727 words) - 16:28, 26 October 2009
32v 1m lex
removes blanks at the end of lines, and replaces multiple -t Place the result on the standard output instead of in

2 KB (235 words) - 16:31, 26 October 2009
32v 1m lookbib
placed in the text at the point of reference; by default the then title use -sA+T.

4 KB (629 words) - 16:38, 26 October 2009
32v 1m ptx
sorted lines are rotated so the keyword comes at the middle word when it is printed at the middle of the page. _T_a_i_l and

3 KB (469 words) - 17:22, 26 October 2009
32v 1m refer
placed in the text at the point of reference; by default the then title use -sA+T.

4 KB (629 words) - 17:30, 26 October 2009
32v 1m sa
placed at the end of the file. If no arguemnt is given, t For each command report ratio of real time to the sum

3 KB (448 words) - 17:38, 26 October 2009
32v 1m sdb
It is useful to know that at any time there is a _c_u_r_r_e_n_t ment at which the process terminated or stopped. Otherwise,

8 KB (1,218 words) - 17:40, 26 October 2009
32v 1m sed
'''addresses''' select that pattern space, and at the end of the '''wfile''' is created before processing begins. There can be at

6 KB (936 words) - 21:35, 27 October 2009
32v 1m sh
tern then the word is left unchanged. The character . at PS1 before reading a command. If at any time a newline is

20 KB (3,455 words) - 17:45, 26 October 2009
32v 1m sort
-T directory ] [ name ] ... beginning at _p_o_s_1 and ending just before _p_o_s_2. _P_o_s_1 and

4 KB (626 words) - 17:49, 26 October 2009
32v 1m tar
characters containing at most one function letter and possi- t The names of the specified files are listed each

4 KB (659 words) - 18:25, 26 October 2009
32v 1m tc
tc [ -t ] [ -sN ] [ -pL ] [ file ] troff -t file | tc

1 KB (239 words) - 18:26, 5 January 2010
32v 1m tk
tk [ -t ] [ -_N ] [ -p_L ] [ file ] interpreted and plotted. At the end of each page _t_k waits

1 KB (179 words) - 18:33, 26 October 2009
32v 1m tp
string of characters containing at most one function letter d deletes the named files from the tape. At least one

4 KB (626 words) - 18:36, 26 October 2009
32v 1m troff
Graphic Systems C/A/T phototypesetter; _n_r_o_f_f for -t Direct output to the standard output instead of the

4 KB (690 words) - 18:39, 26 October 2009
Installing 4.3 BSD+NFS Wisconsin Unix
at rq0 miniroot at rq1 rq.dsk

14 KB (2,267 words) - 16:59, 5 April 2010
Installing 4.3 BSD NFS Wisconsin Unix
mcr0 at tr1 mcr1 at tr2

15 KB (2,380 words) - 18:46, 28 October 2020
Installing 386BSD on BOCHS
 A patched pic.cc can be found at The 386BSD 0.1 distribution and patchkits can be found at

27 KB (4,355 words) - 23:38, 26 March 2023
Real Programmers Don't Use Pascal
Real Programmers Don't Use PASCAL ...ous work [1] points out that Real Men don't "relate" to anything, and aren't afraid of being impersonal.) 

22 KB (3,770 words) - 14:23, 25 August 2021
Com
...n [[i8080]] emulator for CP/M running on the [[68000]] cpu, running CP/M. At the time all the OS calls were handed down to the native OS. From there it Com doesn't run CP/M natively, it's more similar to how WINE works.

759 bytes (133 words) - 15:59, 7 August 2017
VAX 8650
| Console-processor = T-11 [[#ref_1|[1]]] * [http://www.bitsavers.org/pdf/dec/vax/8600/ 8600] - documentation at [[Bitsavers]]

2 KB (270 words) - 20:13, 6 May 2024
TRS-80 Model II Family
...atibility, it had a 16/32-bit Motorola MC68000 processor. This system wasn't very successful due to initial lack of 16-bit software. ...el 80286]] [[Compatible PC]] which ran SCO XENIX. Unfortunately, there isn't as much of a fan base for this series of machines as there is others but be

5 KB (794 words) - 18:09, 8 February 2024
386BSD 0.1 announcement
AT Personal Computer. you will take a moment to look at the CONTRIB.LIST file to

9 KB (1,346 words) - 16:13, 16 December 2018
Installing Solaris 2.4 on Qemu SPARC
...run make. This should produce the qemu-system-sparc-softmmu executable. At this point I'm assuming you are on a system that is capable of compiling Qe I'm using Windows to do this, but it won't matter as the syntax is basically the same.

2 KB (311 words) - 17:45, 1 July 2010
BSD Daemon
...in an advertisement and all known copies are from photographs of surviving T-shirts.

1 KB (226 words) - 19:42, 18 December 2018
DOS extender
.../M]] computers that typically had 48KB or 64KB of RAM, 640KB seemed plenty at the time. Naturally it was a matter of time until people were making progra ...in hardware. The idea being with these two features a rouge program wouldn't crash the entire OS.

5 KB (920 words) - 15:27, 1 January 2019
IBM 386
...more happy with the significantly cheaper royalty setup with licensing the AT boards. ...was a full 32bit chip, most of the early ones were saddled with the [[IBM AT]]'s 16-bit expansion [[bus]]. There were quite a few proprietary buses, bef

1 KB (176 words) - 01:13, 20 December 2018
Floppy disk
...ap to manufacture; unlike tapes, they are [[random access]]. The media isn't rigid, unlike the [[platter]]s in [[Disk#Recent developments|hard disks]], ...got that info from Dave Sewall, business manager for diskettes at 3M Corp at the time). One by Sony, the other by Matsushita, who owns Panasonic. This l

5 KB (682 words) - 21:16, 17 July 2022
AIX
...ly of processors, and included minor [[CHIRP]]/[[PReP]] compatibility, and at least one [[Apple]] server that ran AIX. ...1 (e.g. some locking functions that appear to be available in 5.1 but aren't locking anything!)

3 KB (383 words) - 18:08, 2 March 2021
Linux 0.11
So far the only place I've found with a binary is over at [http://oldlinux.org/Linux.old/bochs-images/ oldlinux.org]. These images a therefore does not contain any AT&T or MINIX code--not in the kernel,

5 KB (803 words) - 01:20, 20 December 2018
Linux 0.12
All info I have at the moment points to this release being in January of 1992. Unlike prior re I haven't tried to boot this release up, but I'd suspect that [[Bochs]] and possibly

5 KB (824 words) - 01:26, 20 December 2018
Linux 0.95a
I haven't tried to boot this release up, but I'd suspect that [[Bochs]] and possibly A great deal at this point, as far as text mode programs go.

6 KB (879 words) - 01:25, 20 December 2018
Linux 0.01
...fic to a single machine, so I think this would be right, but again I haven't tried to boot it. ...rsion 0.01 available on nic sometimes around this time. 0.01 sources weren't actually runnable: they were just a token gesture to arl who had probably s

13 KB (2,235 words) - 01:24, 20 December 2018
Linux 0.02
Subject: Free minix-like kernel sources for 386-AT minix-lookalike for AT-386 computers. It has finally reached the stage

4 KB (647 words) - 01:24, 20 December 2018
Mac Minix 1.5.10.7
...dos/diskutil/mac/hfvexplorer131.zip HFVExplorer] to create a disk image of at least 20 MB, then copy the MacMinix hqx file into your disk image. ...ving the process more memory. Because MacMinix isn't 24bit clean, you can't give it huge amounts of memory.

3 KB (498 words) - 04:02, 17 December 2018
Installing v7 on SIMH
NOTE: Comments at the end of a line of the form: ...e comes out of pre-compiled disk sizes in the kernel. Unix back then wasn't as dynamic as what we like in these modern times...

6 KB (911 words) - 01:10, 22 July 2020
Setting Up Unix - Seventh Edition
1. Mount the magtape on drive 0 at load point. 3. Key in and execute at 100000

27 KB (4,414 words) - 02:56, 17 January 2023
UNIX Fifth Edition
| creator = AT&T/[[Western Electric]] ...ing the number of [[process]]es that can be in an 'exec()' [[system call]] at any time).

2 KB (254 words) - 13:27, 3 March 2023
Installing UNIX v6 (PDP-11) on SIMH
NOTE: Comments at the end of a line of the form: fsck didn't exist back then... So we run icheck/dcheck.

6 KB (1,109 words) - 19:03, 10 March 2021
Setting up UNIX - Sixth Edition
1. Mount magtape on drive 0 at load point. 3. Key in and execute at 100000

29 KB (3,738 words) - 02:56, 17 January 2023
Programming in C - A Tutorial
systems at Murray Hill and (in preliminary form) on OS/360 at Holmdel. C lets you write your programs clearly and sim-

71 KB (8,839 words) - 02:18, 17 December 2018
Zork hints
Note: It has been so long since I played that I don't even remember how bible, lit candles, and bell (for exorcism at Hades gate)

23 KB (3,755 words) - 03:51, 17 December 2018
Installing NetBSD 1.2 on the SIMH MicroVAX II
...... Also I found that the miniroot from 1.3 is far more stable, and doesn't page on itself...!! ...inclined, here is how I built the 1.2 install tape... Note that this doesn't included the 'usable' 1.2 kernel....

17 KB (2,338 words) - 21:14, 10 April 2012
Installing NetBSD 5.0.2 on the SIMH MicroVAX II
open(FILE, $filename) || die("Can't open $filename: $!"); cpu0 at mainbus0: KA655, CVAX microcode rev 6 Firmware rev 83

8 KB (1,125 words) - 02:02, 18 November 2010
NetBSD 0.8 announcement
they don't belong in this document, for reasons stated. it's likely that this release wouldn't have come about.

34 KB (5,687 words) - 18:11, 16 December 2018
NetBSD 0.9 announcement
can't exec a file people are writing to, any more... (cgd) make generic kernels include slip interface so they don't die

29 KB (4,794 words) - 18:15, 16 December 2018
FreeBSD 1.0 EPSILON announcement
titled FreeBSD 1.0 EPSILON (don't ask where DELTA went), is now valuable bug reports from GAMMA; we couldn't have done it without you

3 KB (486 words) - 15:58, 16 December 2018
Darwin
..._0.1 Darwin 0.1 are on archive.org]. Some components in the 0.1 tars didn't make it to the 0.3 CD-ROM so they are needed to build a more 'complete' set At this moment I have the following version of Darwin setup to run on Qemu:

9 KB (1,352 words) - 17:58, 13 January 2024
Darwin 7.0.1 Release notes
is at least 1.5GB in size. At this point you can also enter the word "shell" to enter

12 KB (1,841 words) - 06:06, 16 December 2018
Darwin 8.0.1 Release notes
is at least 3.0GB in size. At this point you can also enter the word "shell" to enter

12 KB (1,699 words) - 06:06, 16 December 2018
NetBSD 0.9
Virtual PC seems to just hang at the hard disk... However VMWare Fusion 3.1.1 on [[OS X]] works great! pc0 at 0x60-0x6f irq 1 on isa

4 KB (686 words) - 18:15, 16 December 2018
386BSD 0.0
At the moment, 386BSD comes up single user, and requires manual starting o of "0.0", though. The first wasn't really intended for global release, and

4 KB (629 words) - 17:48, 9 March 2021
386BSD 0.0 announcement
lengths to help my "friends" at CSRG -- Mike Karels, the Best Man at my wedding and to whom I introduced the UNIX

25 KB (3,920 words) - 05:43, 15 July 2019
Net/1
Organization: University of California at Berkeley and may be freely redistributed. No previous license, either AT&T or

9 KB (1,721 words) - 00:04, 17 December 2018
FreeBSD 1.0 GAMMA announcement
Isolan AT 4141-0 (16 bit) perhaps someday the two groups will merge. For now (at the time of

10 KB (1,541 words) - 15:59, 16 December 2018
386 BSD 0.1
...with its disktab structure as it keeps placing the swap partition starting at 0 and overwriting itself. The error message I keep on getting is: Honestly I haven't used 386 BSD 0.1 to do anything, except load the patchkits.

1 KB (164 words) - 16:21, 16 December 2018
Unix SYSVr2
Copyright (c) 1984 AT&T Technologies, Inc. THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T TECHNOLOGIES, INC.

2 KB (225 words) - 04:17, 17 December 2018
UNIX System V
Unix SYS V marked the last version of [[UNIX]] to be held by AT&T, before it was spun out on its own, then purchased by [[Novell]], then late ...ons to users which then ran x3270 sessions to an AT&T mainframe. Later AT&T moved to NCR multiproc boxes.

1 KB (190 words) - 04:26, 29 December 2022
Seagate ST1144A
S T 1 1 4 4 A - 3 2 SEAGATE Controller IDE / AT Precompensation

25 KB (3,017 words) - 18:47, 13 January 2024
Visual C++ 1.1
...Mb. A fix for this bug was posted to Microsoft's now defunct [[FTP]] site at ftp://ftp.microsoft.com/Softlib/MSLFILES/LNK100.EXE . Frustratingly, it in /C don't strip comments /FI<file> name forced include file

6 KB (799 words) - 13:28, 19 October 2018
UnixWare
'''UnixWare''' was used in all kinds of call centre applications with the AT&T g3 definity switch... I remember this thing running the voice mail applianc

2 KB (280 words) - 22:15, 21 October 2018
Installing Windows NT 3.1 on Qemu-legacy
...0.10.5 which will allow me to set my cpu to an Intel Pentium CPU so I won't have to worry about the inf files. ...ng files (yet again) and then it'll prompt to reboot. Quit Qemu as we won't need the floppy now.

6 KB (997 words) - 11:22, 9 June 2023
DEMOS
| creator = Kurchatov Institute of Atomic Energy parts from AT&T/Western Electric & CSRG .../ Демос was a Soviet version of [[Unix]] that included portions of AT&T Unix, portions from [[BSD]], and some parts translated into Russian, and ot

1 KB (216 words) - 22:52, 3 February 2024
Coherent
...famous for being audited by [[Bell Labs]] and was vetted to be free of AT&T code. Despite its low price it failed to achieve any significant market sha More information about the source code to Coherent can be found at [http://www.nesssoftware.com/home/mwc/source.php www.nesssoftware.com].

1 KB (194 words) - 08:01, 7 April 2024
Uudecode
* program ("run uudecode filename" won't work), do: * and don't forget the leading "$" or it still won't work. The binaries

5 KB (798 words) - 01:33, 17 December 2018
Usenet archive
...was especially interested in this. Henry's answer was that it really wasn't going to be easy because he had neither the disk space nor the tape drive t ...rtment at UofT and brought them back to the Department of Computer Science at the University of Western Ontario. (A not unimpressive bandwidth, by the wa

6 KB (1,036 words) - 19:49, 13 January 2024
Installing Xenix 2.x on Qemu
...th the floppy driver being very touchy, but at least with the device table at hand you can hard code /dev/install and friends so that things will 'just w ...l. There is nothing more to it than that. These aren't programs, they aren't drivers, they are just pointers."

4 KB (565 words) - 02:37, 26 November 2022
4.1 BSD
...from AT&T the name was changed; AT&T feared confusion with [[Unix SYSV|AT&T's UNIX System V]]. ...ntly 4.1a includes the BBN TCP/IP stack, but on a 750, it only can perform at 56kb on Ethernet, and maximizes the CPU to 100%, whereas Bill Joy's TCP/IP

4 KB (538 words) - 18:23, 17 June 2018
Upgrading UNIX Sixth Edition
...ogistics perspective; the -11/40 binaries will run on any PDP-11 available at the time which would support UNIX (i.e. [[PDP-11/45]], etc), and once UNIX ...- Sixth Edition' regarding floating point emulation (for machines that don't have floating point hardware).

6 KB (1,002 words) - 13:02, 4 March 2023
KD11-E/EA microcode
...in the KD11-E/EA, to provide [[conditional branch]]ing. More than one bit at a time can be OR'd, thereby providing multi-way branching. | 210 || 17-T || 000 || Operate, send condition codes

31 KB (3,760 words) - 05:02, 5 November 2022
Installing 4.0 BSD on SIMH
at rp0 rp06.disk at tu0 4.0bsd.tap

5 KB (848 words) - 07:12, 2 February 2016
Setting up (BSD 4.0) the Fourth Berkeley Software Tape
1. Mount the magtape on drive 0 at load point, making sure 3. Key in at location 50000 and execute the following boot

57 KB (8,582 words) - 03:00, 17 January 2023
Bug fixes and changes in 4.1bsd
Line printer and C/A/T phototypesetter drivers are devices and selecting a root device at boot time.

39 KB (5,307 words) - 05:01, 11 December 2018
Xv6 homework 4
...ementation of Unix v6. Read the source code in the assigned files. You won't have to understand the details yet; we will focus on how the first user-lev ...ur answers to the exercises below and hand them in to a 6.828 staff member at the beginning of lecture.

5 KB (735 words) - 15:55, 30 December 2018
Xv6 homework 7
...r using cli, and interrupts remain off until the release of the last lock (at which point they are enabled using sti). ...i(); after the call to acquire. You will also need to add #include "x86.h" at the top of the file after the other #include lines. Rebuild the kernel and

2 KB (440 words) - 15:57, 30 December 2018
INTEL 80386 PROGRAMMER'S REFERENCE MANUAL
Intel retains the right to make changes to these specifications at any regularly at Training Centers woridwide or we can take our workshops to

890 KB (107,817 words) - 03:20, 3 January 2024
Compiling KLH10
...the source, but I recommend using the Panda source, which you can download at [http://panda.trailing-edge.com/]. As mentioned in Mr. Björn's tutorial, ...the main distribution, and the auxiliary distribution (I didn't, as I don't need it yet).

7 KB (1,201 words) - 06:26, 16 December 2018
Inside OS/2
he didn't include other things. operating system for the Heath system, and he wasn't too happy that his

627 KB (92,395 words) - 03:42, 17 December 2018
Zork I
...t go that way in a magic boat. In Version 5, it will tell you that you can't go that way in a tan label. -- Graeme Cree In versions 5 and 15, shaking an open container that isn't empty may crash the game. This works with the sack, but not the bottle. [NZ

7 KB (1,301 words) - 05:13, 20 April 2014
Zork II
...m, and even if you drop them elsewhere, even though the table itself doesn't move along with them. When the wizard appears before you, but doesn't cast any spell, you will see the following text:

6 KB (985 words) - 05:21, 20 April 2014
Zork III
...f wisdom and courage, you will face countless dangers. But what awaits you at the culmination of your odyssey is well worth risking all." ...ely inside, would not get broken when the player fought and killed the man at the cliff ledge. Thus a player could get the treasure and keep the staff in

12 KB (2,223 words) - 05:33, 20 April 2014
Hitchhiker's Guide To The Galaxy
...unt into the outer reaches where anything can - and does - happen. And don't forget your towel!" ...he fact that neither Hitch-Hiker's Guide or the programming made any sense at all.

2 KB (324 words) - 05:46, 20 April 2014
Starcross
...PUT THE TAPE LIBRARY IN THE BUNK, you will get the response "The bunk isn't open." -- Graeme Cree If that's not clear, here's a concrete example. At the Enchanters' Retreat I dropped the bottle which contained water. I then

3 KB (496 words) - 09:39, 20 April 2014
Suspect
...deceit and trickery. And now they're accusing you of something you couldn't have done. But they have proof that you did it. "You're a killer," they say ...t, murder is the kind of nastiness that must be cleaned up quickly. So isn't it convenient that you, a struggling journalist looking for a good time and

2 KB (304 words) - 07:34, 21 April 2014
Suspended (game)
...ld be wired to a network of computers; your mind would continue to operate at a minimal level, overseeing maintenance of surface-side equilibrium. And yo You don't need to use two robots to move Fred from the cabinet. In all versions, you

5 KB (765 words) - 19:00, 26 December 2016
Installing Ultrix 4.5 on SIMH
**It's probably also possible to install it from tape, although I don't know if any installation tapes for ULTRIX 4.5 exist ...to localhost:1001 or the boot will abort. If you are on Linux, or just don't want that, remove the <code>set console telnet=1001</code> line.

44 KB (6,192 words) - 09:30, 29 September 2023
Netbooting a VAXstation
...ore, just a file called ''boot'', which is not the same and which I couldn't get to work... ...AC address of your VAXstation, with all letters lower-case except the .SYS at the end, which must be upper case. On my system it looks like this:

12 KB (1,853 words) - 20:06, 10 December 2015
Upgrading QBUS backplanes
...nect]] private bus used to connect together board pairs, clearly one doesn't run the extra BDAL lines to the C/D connectors, bur rather only on the A-B ...e to follow this pattern (and they are already there); the added lines don't have to follow the same pattern, as long as there are no branches.

3 KB (601 words) - 02:11, 10 July 2023
ARM
...tleneck Acorn wanted something better and started looking into CPU design. At first Wilson and Furber visited some traditional microprosessor plants and ...as very successful and Nokia had a huge segment of the mobile phone market at the time. The rest is history. (Note: Another [https://en.wikipedia.org/wik

5 KB (845 words) - 07:16, 20 February 2024
3BSD bootsector
M``#:'Q+0CP``!0!>T`&?!``!(-`!GP0@`2#0`9\$8``@PX_D%@4`CY@Y!0!0 M[T,3``#[`>\=#@``W^^+.```^P'O"!```-T`W^]\.```^P+OV08``-!0K?S5

8 KB (1,828 words) - 02:37, 25 December 2018
Installing 4.1 BSD on SIMH
...da] to install [[4.0 BSD]] onto [[SIMH]]'s [[VAX 11/780]] emulator. I can't get the standalone programs to run on SIMH, so instead I'm using the 4.0 st at rp0 rp06.disk

7 KB (1,100 words) - 07:32, 2 February 2016
4.2BSD driver for DEC Deuna Ethernet board
X printf("de%d: can't initialize\n", unit); X * packet to determine type. If can't determine length

35 KB (6,389 words) - 02:51, 16 January 2024
Installing 4.1c BSD on SIMH
last written at Tue Apr 5 02:43:45 1983, clean flag 0, number of blocks 2048, at rq0 miniroot

13 KB (2,077 words) - 16:30, 7 August 2017
UNIX* System V and 4.1C BSD
University of Texas at Austin Presented at the July 1983 USENIX Conference in Toronto.

113 KB (13,419 words) - 02:06, 17 December 2018
Camintonn CMV-504
For QBUS Block Mode enabled: jumper "T" is installed; for QBUS Block Mode disabled, jumper "S" is installed instea ...addresses of 8KB, 16KB, 32KB, and 64KB respectively: thus a board starting at 8KB would have all jumpers removed except J16.

4 KB (736 words) - 02:48, 14 December 2020
DEC alphabet
A,B,C,D,E,F,H,J,K,L,M,N,P,R,S,T,U,V It stops at 'V' because [[FLIP CHIP]]s, and later boards in that system, only had 18 co

720 bytes (132 words) - 15:42, 8 August 2023
DEC asynchronous serial line pinout
...-pin Berg/DuPont female 'header' (on the board; male pins), when looking ''at'' the header face-on (from the side the connector shell on the cable will b When looking at a male connector shell (female pins) for the wire, from the side which goes

7 KB (1,240 words) - 01:17, 16 June 2022
PDP-11 Memory Management
...e, when memory management is enabled; this allows bad physical main memory at [[absolute address]] 0 to be bypassed, if it is failing. | Don't Cache || colspan=7 | Length || Trapped || Written || colspan=2 | Unused ||

9 KB (1,311 words) - 18:10, 2 July 2023
KT11-B Technical Manual
...not have the usual [[DEC]] Technical Manual. This page attempts to provide at least the high-level portions of such a manual. The prints use an unusual symbol for an SR flop, with the Q outputs at the top (shown here).

31 KB (4,983 words) - 18:22, 2 July 2023
KDF11-U CPU
...ints, 'Fonz Chips'). There is also minimal use of -12V (produced from -15V at top center of page K12): [[Universal Asynchronous Receiver/Transmitter|UART ...em to have it. It apparently substituted a [[transceiver]] DS8641 [[gate]] at E52 (on page K6) for the receiver E70 (also on K6) connected to bus line 'A

6 KB (1,087 words) - 16:16, 6 February 2024
TeleVideo TPC-1
...s rumoured to have been intentional). Reassembly is challenging, too, but at least one can see what is happening. ...(i.e. operating position), there are two screws on the top of the machine at the front corners, and two others on the rear, vertically centered and near

2 KB (426 words) - 19:39, 13 January 2024
Installing UNIX Sixth Edition
...ock, with file-names which are random binary (from the tape bootstrap) don't match any actual file names, and are therefore ignored. ...input a file-name, for installing UNIX, normally 'xxyy' as above, entered at the console. It then reads the tp-format directory off the tape, and looks

6 KB (1,004 words) - 05:35, 27 March 2024
LINC
...ct well with Lincoln Labs' Air Force funding); after a big political fight at MIT over control, the project moved out to Washington University in St. Lou * LINC at Bitsavers:

3 KB (487 words) - 01:35, 28 February 2024
Meta-stability
..., after the usual [[propagation delay]]. However, if several inputs change at the same time (i.e. a [[race]] condition), if the timing in the race is per ...es (in time and/or the logic) where the meta-stability which may ensue isn't harmful.

4 KB (643 words) - 02:11, 28 February 2024
Universal Asynchronous Receiver/Transmitter
With increased speeds, besides locking the DCE-DTE rate at 2x the communication rate, UART chips would need to increase their local [[ ...hments/article/143/UART%20AY-5-1013.pdf General Instruments AY-5-1013A UAR/T: Universal Asynchronous Receiver/Transmitter]

3 KB (412 words) - 15:03, 23 May 2022
Unix Eighth Edition
...ased" is too strong a word. They just signed a letter saying that they won't sue for the release of v8-v10 [[UNIX]]. The letter can be read [http://www. mcr0 at tr1

4 KB (578 words) - 18:00, 12 December 2023
Visual C++ 2.0
.... Visual C++ 2.0 was followed by 2.1 and 2.2. 2.2 was the current release at the time of Windows 95's launch, so changes between these releases was pri /C don't strip comments /FI<file> name forced include file

6 KB (766 words) - 02:02, 17 December 2018
Visual C++ 1.5
/AH huge model /AT tiny model (.COM files) /C don't strip comments /D<name>[=|#text] define macro

8 KB (976 words) - 02:02, 17 December 2018
VAX 8600
| Console-processor = T-11 [[#ref_1|[1]]] ...0]]. It was intended to offer several times the performance of the 11/780, at roughly the same price. It could be field-upgraded to a [[VAX 8650]].

2 KB (199 words) - 01:48, 7 May 2024
Assembly language
...be modified as the program is changed (changing the [[absolute address]]es at which their targets reside).

1 KB (167 words) - 00:30, 20 June 2023
Unix SYSVr4
| creator = AT&T, et al. ...ncluding technologies from multiple companies, being a joint project of AT&T USL and Sun Microsystems. It was licensed into many versions such as [[AMIX

675 bytes (106 words) - 04:19, 17 December 2018
Ethernet
...uipment Corporation|DEC]], [[Intel]] and [[Xerox]] (hence its common label at the time, '''DIX Ethernet''', from the initials of the partners); it was f ...t see 'Parameter contention' below). Follow-on versions have been produced at 100 and 1000 ('Gigabit Ethernet') Mbits/second.

8 KB (1,199 words) - 22:00, 5 October 2023
TENEX
...r the same purpose). (The lack of a DEC [[mainframe]] with virtual memory, at the time, was the primary driver for the creation of TENEX.) ...ents that turned the [[SDS 930|930]] into the 940, came from Project Genie at UC Berkeley.

6 KB (943 words) - 15:47, 6 January 2024
H960 rack
Under the main part of the cabinet, and also at the tips of the 'stabilizer feet' (DEC's official name for the extension fe The small ones at the tips of the extension feet are 5/16"-18 thread, and a suitable replacme

3 KB (440 words) - 16:54, 22 April 2024
MINITS
'''MINITS''' was a [[PDP-11]] [[multi-tasking]] [[operating system]] created at [[MIT]], primarily for use in [[data network]] [[host]]s. It was mostly use ...he 'real' [[Network Control Program (ARPANET)|NCP]]. In fact, MINITS doesn't support any [[IMP interface]]s. The use of 'NCP' was just a terminological

3 KB (347 words) - 08:50, 27 February 2024
Running UNIX V6 on an -11/23
somewhere (probably at the end, with the other register definitions). This is not an issue on the -11/40, since it doesn't support floating point. However, this means that m40.s does not include the

6 KB (1,028 words) - 16:56, 2 June 2022
Camexec
...re failures, the disk data structures wouldn't get corrupted if SALV weren't run. ...neered WYSIWYG terminals and typesetters for the newspaper industry (which at that time was one of the few industries that could afford $100,000 workstat

3 KB (544 words) - 01:12, 1 April 2024
Network Control Protocol
* [[1822 interface|1822]]/[[VDH]] at the bottom, to transfer bits/'messages' (ARPANET jargon for [[packet]]s) be ...umbers were 32 bits long. Only one connection was permitted to each socket at any host.

4 KB (622 words) - 03:45, 17 July 2022
ASCII
...ernational Business Machines|IBM]] had its own competing encoding standard at the time, [[Extended Binary Coded Decimal Interchange Code|EBCDIC]], which | 020 || 024 || 14 || DC4 || ^T || Device Control Four

6 KB (713 words) - 08:39, 9 April 2024
Xerox Alto
...speed [[local area network|LAN]], the then-new [[Ethernet]], also invented at PARC. In addition to the [[keyboard]], users could use a [[mouse]] to inter ...eing called the machine's '[[microprocessor]]', although that term did not at the time have the meaning that it does now). As a result; it could emulate

6 KB (863 words) - 22:39, 3 October 2023
Symbolic link
...symbolic link is created), such that references to the first name wind up at the second. ...|ITS]] Reference Manual 1.5 from 1969 mentions links. 1.4 from 1968 doesn't.

1 KB (167 words) - 07:32, 6 September 2023
Term-Mite ST Smart Terminal/TermMite.asm
L0025 mov a,#01H ;both recv & xmit at same baud rate mov @r0,a ;store baud rate at r3d

24 KB (5,539 words) - 03:05, 27 December 2018
PC04/PC05 High-Speed Paper-Tape Reader/Punch
...:PC05Internals.jpg|thumb|left|200px|PC05 internals; punch in front, reader at left rear]] ...r|single-width]] [[printed circuit board|PCB]] with plated contact fingers at one end, to plug into the backplane in the PC04/05; the connector on the ot

10 KB (1,588 words) - 08:14, 28 February 2023
Old C Changes
won't work. Neither will l1 = l2 = 0. initializer or assigned to something it doesn't matter. If it is

15 KB (2,398 words) - 14:52, 16 January 2023
C Changes
that can be evaluated at compile time. Defined but this won't happen instantly.

9 KB (1,418 words) - 14:55, 16 January 2023
Switching power supply
...al]]s are either fully off, or fully on) to convert input power to output, at the [[voltage]] needed. ...gh a transformer (since transformers can be physically smaller and lighter at a higher frequency, for a given power throughput), and then convert the out

2 KB (341 words) - 16:23, 1 June 2023
FCO CIBCI-I001
||d|i|g|i|t|a|l| FCO |I | | |d|i|g|i|t|a|l| | PAGE 2 OF 21

49 KB (4,759 words) - 09:21, 27 February 2023
UNIX V6 dump analysis
...the [[kernel]] does a 'panic', which it does when something happens it can't recover from; or after [[halt]]ing the [[Central Processing Unit|CPU]]. ...t is from the top of the kernel stack. In a process core dump, this starts at 01776 in the core dump file; in a dump of main memory, it is necessary to k

4 KB (719 words) - 12:07, 2 July 2022
UNIX V6 internals
...: note that the process doesn't yet have a data or stack segment allocated at that point, just the 'user' area. (The two will be stored contiguously with ...with main memory); for the first instance of a pure-text program/command, at least:

9 KB (1,516 words) - 13:48, 8 April 2024
Unix SYSVr3
== Sys V R3 on AT&T 3B2 == ...ml AT&T 3B2/400 Simulator] is now a part of [[SIMH]]. It can run "real" AT&T UNIX System V Release 3 on the simulator. Source code is also avaialable (b

5 KB (717 words) - 19:34, 21 October 2023
DDT
...PDP-10|-10]], and [[PDP-11|-11]] computers at MIT. It was also widely used at [[Digital Equipment Corporation|DEC]]. n! Open location n, don't type

6 KB (909 words) - 14:21, 27 June 2022
Bus Arbitration on the Unibus and QBUS
...f the QBUS (which has some details about block mode transfers that I haven't seen elsewhere) is found in Appendix F of the ''KA680 CPU Module Technical ...s. As a general rule, one and only one device may be in control of the bus at any time. Usually this would be the processor, reading and writing to [[mai

21 KB (3,685 words) - 04:35, 28 November 2023
KA650 Main Memory System
...whether or not a bank is present, as well as what base address it resides at. It may perform other functions, but it does not seem to be documented in a ...of all zeroes, all ones, only one bit set, and only one bit clear. Looking at the table above, we got lucky and examples of many of these combinations we

42 KB (5,491 words) - 12:55, 7 May 2024
PC-DOS
...the PC is a story that has been told many times and a I will supply links at the bottom of this article. This article is mostly on the other story of PC ...e use the time command from the command prompt, it does not ask you for it at boot.). Most of the file on the disk are either the most basic DOS utilitie

7 KB (1,129 words) - 20:40, 22 May 2023
MINI-UNIX
...1 [[address space]], with the kernel in low memory, and the processes (one at a time) in high memory. ...y machines, which often came with limited amounts). MINI-UNIX was targeted at machines with the full 56KB possible on such PDP-11's.

8 KB (1,243 words) - 21:16, 21 June 2023
PWB/UNIX
...computing center of the Business Information Systems Program (BISP) group at Bell, with a user community of over 1,000 people. (The importance and ubiqu * T. A. Dolotta, R. C. Haight, J. R. Mashey, [https://archive.org/details/bstj5

7 KB (1,109 words) - 16:49, 27 September 2023
PDP-3
...am, Massachusetts) built a PDP-3. It was later dismantled and given to M.I.T.: as of 1974, it was up and running in Oregon." This was almost certainly t ...rce Cambridge Research Lab, U.S. Hanscom field. Since DEC at the time didn't have the resources to build a new 36-bit machine (particularly all the soft

1 KB (227 words) - 14:48, 10 January 2024
T-11 chip
[[Image:0DCT11.jpg|250px|thumb|right|T-11 chip]] ...', although most [[Digital Equipment Corporation|DEC]] documentation used 'T-11') was a [[microprocessor]] implementation of the [[PDP-11 architecture]]

2 KB (283 words) - 02:27, 20 September 2022
MLP-900
...ords are 36 bits wide. Instructions were 32 bits, but expanded to 36 bits at [[Information Sciences Institute|USC ISI]]. I don't remember seeing the MLP run, but with the right [[microcode]] loaded the ML

3 KB (477 words) - 15:39, 24 April 2024
List of Programmed Data Processors
...t if it appeared that they intended to compete in that market, they wouldn't be able to get funding.)

2 KB (294 words) - 15:00, 11 August 2023
Port Expander
...e to an MIT-built [[local area network|LAN]]. The MIT 'Port Expander' didn't have any subsidiary hosts attached to 1822 ports; just the main 1822 port ( Any ARPANET host might have up to 8 'in-flight' messages at a time to a particular destination (the exact details changed over time, bu

6 KB (1,100 words) - 06:47, 23 January 2024
ANTS/ISI IMP Interface
...[[ANTS terminal system|ARPA Network Terminal System]] project, the latter at [[Information Sciences Institute|ISI]]. *LOCK - Lock interface (don't start when EPI/BCI is loaded)

4 KB (500 words) - 23:27, 12 November 2021
M8264 No-SACK Timeout Module
...l Controller|SPC]] slot. The M8264 doesn't tie into the CPU, it just looks at UNIBUS lines, so it can be plugged into any UNIBUS machine (near the start ...in some [[Light Emitting Diode|LEDs]] - probably just to make sure it isn't happening too often.)

4 KB (740 words) - 16:41, 20 April 2022
DUMPER tape format
...ebruary 1982. There is also a more elaborate program called BSYS, written at [[Stanford Research Institute|SRI]]. DUMPER normally doesn't write any [[tape mark]]s except to terminate a saveset; marks are mostly ig

5 KB (703 words) - 12:29, 27 April 2022
THE VAXORCIST
(There is a knock at the door. SYSMGR walks to the door and opens it, coat and walks to the door. He stops at the door for a moment, looking back at

15 KB (2,569 words) - 08:21, 20 May 2022
Installing VMS V1.0 on SIMH
SYSTEM job terminated at 21-MAY-1989 08:51:15.16 Let's have a first look at our installed VMS V1.0!

14 KB (1,788 words) - 03:29, 13 December 2022
Customizing VMS V1.0
00500 At the command mode "W" writes the file to disk, That's all (at least if you writing without typos and changes)!

22 KB (3,202 words) - 23:17, 5 September 2022
UNIX Fourth Edition
| creator = AT&T/[[Western Electric]] ...or '''V4 UNIX''' - 'Unix' was still normally given in all capital letters at this point in time) was an important early version of [[UNIX]]. It was the

2 KB (348 words) - 03:45, 18 July 2023
UNIX Third Edition
| creator = AT&T/[[Western Electric]] ...or '''V3 UNIX''' - 'Unix' was still normally given in all capital letters at this point in time) was a significant early version of [[UNIX]]. It was the

4 KB (674 words) - 03:58, 20 October 2023
UNIX Second Edition
| creator = AT&T/[[Western Electric]] ...or '''V2 UNIX''' - 'Unix' was still normally given in all capital letters at this point in time) was an early version of [[UNIX]]. The [[source code]] f

5 KB (926 words) - 03:54, 20 October 2023
Playing DUNGEON on VMS V1.0
...his game had to be compiled with VMS V2.0 and VAX FORTRAN 2.4, but you won't notice any difference ;-) IN YOUR HANDS) INTO ANY OTHER OBJECT. AT SOME POINT, THE PROGRAM

8 KB (1,230 words) - 12:20, 24 July 2022
VAX-11/750 & VAX-11/751 Revision Control
all field machines are at minimum Rev 5. o 11/750 systems with UDA50s and CIs must be at Rev 7 prior to VMS V4.0

101 KB (10,182 words) - 14:04, 2 July 2022
Installing VMS V2.0 on SIMH
SYSTEM job terminated at 3-JUN-1980 11:57:58.69 Let's have a first look at our installed VMS V2.0!

11 KB (1,541 words) - 10:00, 17 February 2024
KA650 Revision Control
| d | i | g | i | t | a | l |... | d | i | g | i | t | a | l |...

135 KB (5,037 words) - 14:06, 2 July 2022
Installing MicroVMS V4.6 on SIMH
%BACKUP-I-PROCDONE, Operation completed. Processing finished at 23-JUN-2022 09:56:03.17 SHUTDOWN message from user SYSTEM at Batch 11:57:56

65 KB (7,949 words) - 21:58, 19 August 2023
Installing Ultrix V1.1 on SIMH
mcr0 (MS780-C) at address 0x20002000, 4096Kbytes, noninterleaved mcr1 (MS780-C) at address 0x20004000, 4096Kbytes, noninterleaved

36 KB (4,892 words) - 18:40, 3 July 2022
Bell Laboratories
...k City. Bell Labs as an independent company was set up as subsidiary of AT&T in 1925, and moved to Murray Hill, New Jersey. ...anufacturer of telecommunications equipment; a small part remained with AT&T. In 2006, Lucent Technologies (including its portion of Bell Labs) merged w

2 KB (306 words) - 23:10, 7 December 2023
VAX-11/785 Revision Control
12 J13 T Mfg. Plant 13 J13 R 0 = NI (Salem FA&T) 3 = FX (Franklin)

118 KB (7,116 words) - 14:05, 2 July 2022
VAX-11/780 & VAX-11/782 Revision Control
11782 System Rev 01 reflects what was shipped at FCS (June 1982). BIT 12 JUMPER J13-T BIT 28 JUMPER J12-BB

70 KB (7,782 words) - 14:04, 2 July 2022
Advanced Installation of Ultrix V2.0 on SIMH
Starting at 0x3485 klesiu0 at uba0

73 KB (9,059 words) - 20:56, 22 May 2023
Setting Up RIS on ULTRIX V2.0
* Use at least two computers connected by [[LAN]]. ...inux, with other Linux distributions it's probably similar. Windows: I don't know, sorry!

32 KB (4,724 words) - 22:56, 7 July 2022
Nimrod
...dentity; and the introduction of traffic aggregates as first-class objects at the internet layer. Etc, etc, etc.

2 KB (283 words) - 10:07, 29 February 2024
Installing and Configuring an ULTRIX V3.0 DMS Server on a SIMH MicroVAX 3900
Starting at 0x4beb uda0 at uba0

80 KB (9,795 words) - 09:39, 10 July 2022
Digital Storage Systems Interconnect
T | | Layer | .... | Layer | | T | | | <-----+

10 KB (1,247 words) - 21:30, 2 December 2023
Booting a real MicroVAX 2000 from an ULTRIX V3.0 DMS Server on a SIMH MicroVAX 3900
Devices like this still show up at ebay from time to time. ...C T-connectors at both ends of the coaxial cable and terminate both unused T-connector ports with 50 Ohm terminator plugs:

5 KB (679 words) - 11:45, 18 July 2022
Installing, Configuring, and Testing A VMS V4.7 Local Area VAXcluster on SIMH
It doesn't matter whether you boot real MicroVAXen or VAXstations or SIMH simulated on ...NA]]) devices and must have at least 3MB memory. Diskless machines require at least 4MB memory.

112 KB (13,727 words) - 18:09, 30 January 2024
Unix dump/restore tape format
A dump is logically a series of 1024-byte [[block]]s, grouped ten at a time into tape [[record]]s. There are no tape marks interspersed between ...first volume has been lost, it's likely that directories and filenames can't be recovered.

5 KB (889 words) - 07:49, 9 September 2022
Installing SITS on SIMH
at -U dci 20001 at -U dh 20002

6 KB (1,016 words) - 07:25, 8 September 2023
VAXstation 100 firmware notes
Firmware 5.00 extends the LOOPBACK region to one more word at 4A0004. Apparently this loops back the value written to 480004. The BBA scratchpad has been moved to 30000. An accesses to a byte at 280000 seems to clear a BBA interrupt.

9 KB (1,261 words) - 08:50, 27 February 2024
FCO CIBCI-I002
||d|i|g|i|t|a|l| FCO | I| | |d|i|g|i|t|a|l| | PAGE 2 OF 12

31 KB (2,729 words) - 09:22, 27 February 2023
FCO CIBCI-I003
|d|i|g|i|t|a|l| | PAGE 2 OF 12 |d|i|g|i|t|a|l| | PAGE 3 OF 12

29 KB (2,531 words) - 09:23, 27 February 2023
The VMS-MicroVMS Merge
...also faced technical problems caused by the type of peripherals available at the introduction of MICROVAX I. The system disk was too small to hold the V ...nsistencies between shareable images (i.e., the run-time libraries) wouldn't occur. Thus, VMS maintenance releases would have to be installable on MICRO

21 KB (3,330 words) - 03:40, 16 January 2024
Installing FreeBSD 2.0 On Virtualbox
1)because FreeBSD 2.0 doesn't understand the SCSI driver Virtualbox provides, this will require some sort 3)You will need to add a floppy controller to the VM, if you don't see it look for "i82078(floppy)" in the "add controller" drop-down.

4 KB (714 words) - 23:39, 26 March 2023
TREK7
Innumerable four-player games were played on the VAX computer systems at UWO (Western University) in London Ontario, Canada, for the next few years. .... The game map is printed only on request and you can even reduce its size at will.

64 KB (10,642 words) - 19:18, 1 February 2024
MULTI-TREK
This is an example of a player's view at the universe: continuously updated at their terminal. MULTI-TREK was

35 KB (3,454 words) - 19:15, 1 February 2024
ITU V.35 serial line interface
...nnectors). The maximum speed is 2 Mbit/s. It was later re-numbered as 'ITU-T recommendation V.11'.

630 bytes (92 words) - 16:48, 14 May 2023
TRS-80 Model I Family
...d Commodore machines, the Model I used the [[Zilog Z80]] processor running at 1.77 MHz. It spawned two other major models, the Model III and the Model 4 ...released but it sold extremely poorly and to the best of my knowledge wasn't even featured in the famous [[Radio Shack]] Computer Catalogs.

7 KB (1,026 words) - 05:20, 23 May 2023
Tandy 1000 Series
The '''Tandy 1000 series''' was [[Radio Shack]]'s second attempt at creating an [[MS-DOS]] system with the first being the [[Tandy TRS-80 2000] ..., they decided to make a true compatible but instead of using the standard at the time, [[CGA]] graphics and a simple speaker, what if they utilized the

5 KB (781 words) - 09:42, 23 May 2023
VAX 8500/8530/8550 Revision Control
| d | i | g | i | t | a | l |----------------------------------------------------| SIZE | | d | i | g | i | t | a | l |----------------------------------------------------| SIZE |

233 KB (10,381 words) - 20:20, 22 May 2023
VAX 8700/8810 VAX 8800/8820N Revision Control
| d | i | g | i | t | a | l |----------------------------------------------------| SIZE | | d | i | g | i | t | a | l |----------------------------------------------------| SIZE |

239 KB (10,046 words) - 20:25, 22 May 2023
VAX 8820/8830/8840 Revision Control
| d | i | g | i | t | a | l | | SIZE | ...B4 1. Power resistors running hot. 2. Diode piv needs more margin at high line |

170 KB (7,189 words) - 20:26, 22 May 2023
Tandy 1000 S-Series
...s: the 1000 SX, the [[Tandy 1000 EX and HX|1000 EX]], and the [[Tandy 1000 T-Series|1000 TX]]. ...s a variant of the SX called the Tandy 1000 AX was also sold that was sold at Walmart stores.

4 KB (690 words) - 03:26, 23 May 2023
Tandy 1000 EX and HX
...color, etc. Its replacement, the Tandy 1000 RL, sold much better but didn't come out until 1991.

4 KB (733 words) - 08:36, 23 May 2023
Tandy 1000 R-Series
| predecessor = Tandy 1000 RL, [[Tandy 1000 T-Series|Tandy 1000 TL/3]] ...ing an ISA slot. The RSX/HD variant comes with a 52 MB hard drive using an AT-compatible IDE interface; replacement hard drives up to 504 MB can be subst

5 KB (725 words) - 21:56, 24 May 2023
Tandy 1000 SmartDrive
...0 MB sizes. When the 1000 RSX came out, having a 16-bit bus, it used the [[AT-IDE]] standard. The legacy of these drives are this: not only was it the in

831 bytes (127 words) - 22:39, 23 May 2023
TRS-80 MC-10
...er Basics of the time and you could run programs from many books available at the time with no or little modification. There was one clone, the French co

1 KB (186 words) - 20:23, 24 May 2023
Running ITS (the Incompatible Timesharing System) on the KL-10
...page number being referenced. The next step is to make a memory reference at the computed address to obtain the mapping information corresponding to the ...large amount of flexibility in this area. In other words, it really doesn't much matter how the DBRs get loaded just so they get loaded, and any conven

23 KB (3,961 words) - 17:58, 5 January 2024
Installing ULTRIX-11 V1.0 on SIMH
Misc. 1 ct C/A/T phototypesetter interface via DR11-C repeated. Typing a `control c' at any time during the configuration creation

33 KB (4,919 words) - 12:31, 21 June 2023
PDP-9 control memory
...hes. When the machine is powered on, control memory loops in a "nop" word at CMA 00. When the START switch is pressed, the CMA is "boosted" to 06 by ra ...gisters. SM starts a new memory cycle. Processing enters the fetch phase at CMA 21.

11 KB (1,387 words) - 09:37, 13 August 2023
VAX Diagnostic Supervisor
'''''"At best, a computer is as good as its diagnostic tools!"''''' That's what they must have thought at DEC when they developed their diagnostic software.

24 KB (3,367 words) - 08:59, 4 April 2024
PRO/VENIX
...arries an AT&T System V binary license to accommodate newer releases of AT&T UNIX. PRO/VENIX is the UNIX operating system of choice for the Professional ...//bitsavers.org/pdf/dec/pdp11/pro3xx/Pro_VENIX/ Pro_VENIX] - documentation at [[Bitsavers]]

1 KB (197 words) - 04:02, 13 January 2024
ITS Internals Manual
...d [[programmer]]s thereof (see links below). This page attempts to provide at least the high-level portions of a manual which describes how the [[kernel] ...op-level job, HACTRN, can normally handle eight inferiors, though this isn't a hard limit.

10 KB (1,580 words) - 14:00, 1 December 2023
VT36 Color Graphics Display Control System
...ymbols and characters can be built up, and then incorporated into pictures at any position simply by inputting the symbol number and the starting coordin ...The message is then decoded and the appropriate changes made immediately, at the display stations showing the picture. As the VT36is an intelligent devi

16 KB (2,398 words) - 12:26, 27 February 2024
Common File System
transmission. At start-up, TOPS-20 verifies that at least one set of In reality, only one system writes to a 256K section of a file at a

53 KB (6,770 words) - 13:15, 16 November 2023
IBM 1620
...sing System'''; informally known as the '''CADET''', for 'Can't Add, Doesn't Even Try') was a relatively early small scientific computer (prior to the [ ...tsavers.org/pdf/ibm/1620/ IBM 1620 Data Processing System] - documentation at [[Bitsavers]]

3 KB (403 words) - 04:02, 21 December 2023
Versions of important ITS software
...At some point, a fresh new binary is built from the source file, which may at that point have added one to the version, or sometimes more if intermediate ...ISP 1.5 to the PDP-6, initially running out of timesharing (since ITS didn't exist yet). It was called PDP-6 LISP, but slightly after it was made to ru

9 KB (1,139 words) - 21:28, 8 February 2024
CompuServe recollections
...the Silver Bullets. EISA Pentium boxes with high-end SCSI cards. I haven't examined every single disk but a random sampling did not reveal anything pa I also worked at H&R Block in 2003 and ran their VMS cluster in the same room as some of the

5 KB (817 words) - 06:56, 20 February 2024
ITS machine configurations
...compatible Timesharing System]] [[time-sharing]] [[PDP-10]] [[mainframe]]s at [[MIT]] (in the [[MIT Artificial Intelligence Laboratory|AI Lab]], where it * The first [[PDP-6]] at MIT. At first, in only had 16KW of [[core memory]]. A 256KW [[Fabritek Core Memory]

6 KB (863 words) - 15:11, 24 April 2024
Trident disk drives
| name = Trident T-50 - T-300 disk drives <!-- ...tury Data Systems]]. The most common/well-known were the '''T-80''' and '''T-300'''.

2 KB (263 words) - 18:19, 11 February 2024
Bendix G-15
...it was based, it was capable of [[optimum programming]]. The drum rotated at 1500 RPM, and held 20 'long' [[track]]s, each containing 108 words, which w | T || 7 || Transfer timing number

6 KB (870 words) - 22:44, 1 April 2024
IAS computer
...ute for Avanced Study]] (IAS) at Princeton (von Neumann's base institution at the time). This machine became his focus after his involvement in the plann ...harney, Hewitt Crane, N. Emslie, Gerald Estrin, E. Frei, Herman Goldstine, T. Hildebrandt, G. Kent, W. Melville, J. Rosenberg, Morris Rubinoff, Richard

16 KB (2,475 words) - 07:10, 10 April 2024
VAX 8200/8300 Revision Control
| Jim Darling CSME&T (ENG) TWO/A5 247-2378... | d | i | g | i | t | a | l |...

198 KB (5,881 words) - 23:03, 28 March 2024

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