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• Running ITS (the Incompatible Timesharing System) on the KL-10
  <div style="text-align:center;">Running ITS (the Incompatible Timesharing System) on the KL-10</div> ...to allow us to run our [[time-sharing]] system [[Incompatible Timesharing System|ITS]]. We propose to implement this ITS [[Virtual memory#Implementation|pag
  23 KB (3,961 words) - 17:58, 5 January 2024
• ITS on-disk file system layout
  Description of [[Incompatible Timesharing System|ITS]] [[file system]]'s on-disk data structures. ...not cross a cylinder boundary. '''NBLKS''' is a symbolic constant in the system which is the number of (usable) blocks on a disk pack.
  2 KB (388 words) - 02:40, 16 January 2024

Page text matches

• Main Page
  ...email address to associate with it, and I'll try and get right to it. The system will send you an email with a temporary password; if you don't see it, and
  4 KB (643 words) - 19:13, 24 April 2024
• DECnet
  DECnet was built right into the DEC flagship operating system [[VMS|VAX/VMS]] since its inception. Digital also ported it to its own [[Ul Support limited to 2 PDP-11s running the [[RSX-11]] operating system only, with communication over point-to-point ([[DDCMP]]) links between node
  17 KB (2,405 words) - 17:43, 13 January 2024
• RSX-11
  '''RSX-11''' is a family of [[real-time system|real-time]] [[operating system]]s for [[PDP-11]] computers, created by [[Digital Equipment Corporation|DEC ...executive based on RSX-11C with support for [[disk]] I/O. To start up the system, first DOS-11 was booted, and then RSX-11B was started. RSX-11B programs u
  7 KB (1,188 words) - 22:11, 6 August 2023
• RSTS/E
  ...Extended''') was a [[multi-user]] [[time-sharing|time-shared]] [[operating system]] developed by [[Digital Equipment Corporation]] ("DEC") for the [[PDP-11]] ...st license to anyone for non-commercial hobby purpose use of the operating system software developed for the PDP-11, and as the result of the release (for no
  14 KB (2,134 words) - 16:06, 3 May 2023
• DECnet on VMS
  Note: Before setting up any system I recommend you read up on [[DECnet Phase IV basics]]. To invoke the interactive DECnet configuration script, run (as SYSTEM or as a user with sufficient privileges):
  3 KB (447 words) - 22:03, 17 August 2022
• PDP-11
  There were a number of well-known [[operating system]]s for the PDP-11. Many were produced by [[DEC]] themselves, but several we UNIX was not originally a PDP-11 system (it was born on the [[PDP-7]]), but it moved to the PDP-11 shortly after it
  10 KB (1,393 words) - 16:03, 23 April 2024
• PDP-11/05
  The earliest units came in a 5-1/4" box, which had room for only a double [[system unit]] [[backplane]]. (Additional memory was initially indicated to require ...e versions, with four different versions of the main backplane (the 9-slot system unit holding the two CPU cards). All have two [[DEC card form factor|single
  9 KB (1,350 words) - 19:18, 8 February 2024
• PDP-11/10
  | caption = A PDP-11/10 system
  2 KB (233 words) - 19:22, 8 February 2024
• QBUS
  ...LSI-11]]), was intended as a cheaper alternative to the [[UNIBUS]] general system [[bus]] from [[Digital Equipment Corporation|DEC]]. It was widely used in l ...(usually main memory) implements [[parity]] or some other error detection system (e.g. [[Error-correcting code|ECC]]). If BDAL16 is asserted, that indicates
  13 KB (2,043 words) - 23:27, 14 January 2024
• UNIBUS
  ...mized the amount of redundant logic required in the system. For example, a system always contained more slave devices than master devices, so most of the com
  13 KB (2,162 words) - 23:26, 14 January 2024
• PDP-11/34
  ...]]'s lower-cost replacement to the [[PDP-11/40]] as the low-end [[PDP-11]] system capable of running [[time-sharing]], using [[memory management]]; it had th ...oating point]] unit, and the [[KK11-A Cache Memory|KK11-A]] [[cache]] (the system could use either, or both).
  4 KB (536 words) - 19:28, 8 February 2024
• PDP-11/04
  ...front panel had only 'Boot/Init', 'Halt/Cont', and power switches, and the system came with an [[M9301 ROM]] card which included a console emulator, which co ...u/pdf/EK-11004-OP-001%20PDP-11-04%20System%20User's%20Manual.pdf PDP-11/04 system user's manual]
  3 KB (444 words) - 23:36, 29 February 2024
• PDP-11/20
  | operating system = [[DOS-11]], [[DOS/BATCH]], [[RSTS-11]], [[UNIX]], others The CPU consisted of two and a half quad [[system unit]] [[backplane]]s (the two otherwise-unused slots were [[Small Peripher
  6 KB (900 words) - 19:27, 31 December 2023
• PDP-11/24
  The '''PDP-11/24''' was the last low-end [[UNIBUS]] [[PDP-11]] system; it used the [[KDF11-U CPU]]. Like the earlier [[PDP-11/44]], the -11/24 su ==System bus structure==
  8 KB (1,395 words) - 23:37, 29 February 2024
• PDP-11/44
  The '''PDP-11/44''' was a high performance [[UNIBUS]] [[PDP-11]] system; in some senses a lower-cost successor to the [[PDP-11/70]], although witho ** [http://bitsavers.org/pdf/dec/pdp11/1144/1144_UsersGuide.pdf PDP-11/44 System User's Guide] (EK-11044-UG-003)
  4 KB (584 words) - 23:42, 29 February 2024
• PDP-11/40
  .../pdf/dec/pdp11/1140/DEC-11-H40SA-A-D_PDP-11_40_System_manual.pdf PDP-11/40 system manual] (DEC-11-H40SA-A-D) ...f/dec/pdp11/1140/1140_SystemManual.pdf PDP-11/40, -11/35 (21 inch chassis) system manual] (EK-11040-TM-002)
  4 KB (664 words) - 19:08, 8 February 2024
• PDP-11/45
  The '''PDP-11/45''' was the early fast [[UNIBUS]] [[PDP-11]] system, using the [[KB11-A CPU]] (early units, prior to 1976) or [[KB11-D CPU]] (l ...old pre-configured with the special high-speed [[MS11 Semiconductor Memory System]] (specific to the PDP-11/45), using 350 nsec [[Metal Oxide Semiconductor|M
  6 KB (895 words) - 23:52, 29 February 2024
• PDP-11/70
  The '''PDP-11/70''' was a very high performance [[UNIBUS]] [[PDP-11]] system; it basically took the high-performance [[Central Processing Unit|CPU]] of ...memory system]] (which used [[core memory]]), and the later [[MK11 memory system]] (which used [[dynamic RAM]]).
  5 KB (729 words) - 23:43, 29 February 2024
• PDP-11/84
  ...tallation%20And%20Technical%20Reference%20Manual.pdf Preliminary PDP-11/84 System Technical and Reference Manual] (EK-1184E-TM-PR1) ...//www.bitsavers.org/pdf/dec/pdp11/1184/EK-1184E-TM-001_Dec87.pdf PDP-11/84 System Technical and Reference Manual] (EK-1184E-TM-001)
  2 KB (315 words) - 23:23, 29 February 2024
• PDP-11/94
  ...p://bitsavers.org/pdf/dec/pdp11/1194/EK-PDP94-MG-001_Sep90.pdf PDP-11/94-E System User and Maintenance Guide] (EK-PDP94-MG-001)
  817 bytes (120 words) - 04:08, 20 February 2023
• PDP-11/53
  The '''PDP-11/53''' was an all in one [[QBUS]] system solution based on the [[KDJ11-D CPU]]. ...PDP11/AZ-GPTAA-MC_MicroPDP11_53_System_Supplement_Jun86.pdf MicroPDP-11/53 System Supplement Manual] (AZ-GPTAA-MC)
  1 KB (200 words) - 23:24, 29 February 2024
• PDP-11/93
  * [https://www.pdp-11.nl/pdp11-93startpage.html µPDP-11/93 System Overview]
  970 bytes (145 words) - 13:43, 20 February 2023
• PDP-11/23
  The '''PDP-11/23''' was the second [[QBUS]] [[PDP-11]] system; it used the [[KDF11-A CPU]] (M8189).
  2 KB (289 words) - 13:31, 15 May 2022
• Digital Equipment Corporation
  ...l mill in Maynard, Massachusetts. The original product line was modules, [[System Module]]s. Once those were established, they started producing computers us
  5 KB (624 words) - 19:19, 19 March 2024
• RK11 disk controller
  ...uad]] cards (M7254-7), which plugged into a custom-wired 4 slot hex-high [[system unit]] [[backplane]], for a [[BA11 mounting boxes|BA11]] slide-out mounting It was used with the [[UNICHANNEL 15 System|UC15 Unichannel]], which used a PDP-11 (usually a [[PDP-11/05]]) acting as
  14 KB (2,038 words) - 23:04, 13 September 2023
• RL01/02 disk drive
  ...rporation|DEC]]. They used an [[IBM 5440]] type pack, as used on the [[IBM System/3]]. Up to 4 drives may be attached to a single [[device controller|control To keep the [[head]]s properly aligned on the tracks, it used a servo system driven by servo data written on the pack (along with [[sector]] headers) at
  8 KB (1,357 words) - 16:33, 18 August 2023
• PDP-11 architecture
  A variety of other instructions (e.g. to trap to the [[operating system]], [[halt]] the CPU, etc) also exist.
  13 KB (1,949 words) - 17:37, 29 February 2024
• RK05 disk drive
  ...y 4 per bus with the earlier RK02/03 and [[RK11-C disk controller|RK11-C]] system. (The RK11-C has two different drive buses, each which can handle up to fou
  7 KB (1,170 words) - 00:30, 15 August 2023
• PDP-11/23-PLUS
  ...u/pdf/EK-1T23B-OP-001%20PDP11-23-PLUS%20System%20Manual.pdf PDP-11/23-PLUS System Manual]
  2 KB (223 words) - 16:36, 6 April 2024
• VAX-11/780
  ...ref_4|[4]]] The VAX-11/780 was given the codename "Star" and its operating system, VAX/VMS, was codenamed "Starlet".[[#ref_4|[4]]] VAX/[[VMS]] Version V1.0 s * the [[MS780 Memory System]] main memory;
  8 KB (1,030 words) - 21:30, 25 April 2024
• VAX-11/782
  ==VAX-11/782 Attached-processor System== ...ttached-processor system is a tightly coupled, asymmetrical multiprocessor system based on a MA780 multiport shared memory.
  3 KB (420 words) - 09:14, 15 July 2023
• VAX-11/750
  [[Image:VAX750block.jpg|left|thumb|450px|VAX-11/750 system block diagram, showing the major /750 functional units and how they connect * [[MS750 Memory System]]
  8 KB (1,063 words) - 14:49, 8 May 2024
• Atari 800XL
  | operating system = Built-in [[BASIC]], and Atari DOS
  1 KB (182 words) - 15:22, 17 September 2019
• UNIX
  ...IX' to 'Unix' as of [[Unix Seventh Edition|V7]]) is a computer [[operating system]] originally developed in the 1970s by a group of AT&T employees at Bell La ...Sharing System]] (on which Thompson worked), and [[Compatible Time-Sharing System|CTSS]] and [[Multics]] (on which all of them had worked, before [[Bell Labs
  9 KB (1,409 words) - 17:47, 10 March 2024
• MOS Technology 6502
  ...nia Micro Devices]], and Ricoh. Ricoh made a variant for the Nintendo game system, this version missed the BCD instructions - presumably never needed for Nin
  8 KB (1,369 words) - 17:59, 25 June 2021
• Commodore 64
  | operating system = In-ROM [[Microsoft BASIC]] v 2.0
  3 KB (354 words) - 14:20, 25 October 2018
• Applesoft BASIC
  ...he BASIC command interpreter was placed in a separate program called BASIC.SYSTEM. ...bytecode that was interpreted by a runtime module, much like the [[UCSD p-System]].
  8 KB (1,203 words) - 19:34, 20 June 2023
• VMS
  | caption = Logging into a 4.7 VMS system '''VMS ''' is a high-end, secure, [[multi-tasking]] [[operating system]] written by [[Digital Equipment Corporation]] and currently actively maint
  2 KB (335 words) - 10:03, 27 April 2024
• User notes for RSTS/E 9.x system generation
  Generating a system on version 9 of the [[RSTS/E]] [[operating system]] is much, MUCH easier than on the earlier releases. This is largely becau ...f this writing (May 2007) there are several methods of generating a RSTS/E system, depending on what hardware you have available.
  964 bytes (163 words) - 15:56, 3 May 2023
• VAX-11/730
  ...he [[main memory]] uses the same internal memory bus as the [[MS750 Memory System]] (and thus the same memory array modules, 1-5 of them).
  5 KB (708 words) - 12:22, 29 March 2023
• Timeline of Norsk Data
  * A virtual memory system for the NORD-1 is created. Seemingly the first minicomputer to do so. (IIRC * Development is started on the [[NORDIC]] system, [[NORDCOM]], and [[NORD-20]].
  7 KB (950 words) - 12:59, 23 August 2016
• NORD-10
  ...acting on each page and one on the mode of instructions. The [[interrupt]] system had 16 program levels in hardware, each with its own set of [[general-purpo ...a introducing the NORD-10. Some information, particularly about the memory system, may not be accurate for the later NORD-10/S.''
  8 KB (1,313 words) - 13:52, 11 July 2023
• MicroVAX I
  The MicroVAX I bootstrap [[ROM]] can only bootstrap a system disk attached to the first [[Mass Storage Control Protocol]] (MSCP) control (DABO) will be the new system disk:
  10 KB (1,543 words) - 02:27, 7 May 2024
• MicroVAX II
  The following [[operating system]]s can run on the MicroVAX II: In version 4 of the [[VMS]] operating system there were two different subversions:
  5 KB (716 words) - 13:37, 6 May 2024
• PDP-7
  | operating system = DECSYS-7 ...their [[FLIP CHIP|Flip-Chip®]] technology, but also included the older [[System Module]]s.
  3 KB (418 words) - 14:35, 11 July 2023
• PDP-10
  ...perating system]]s written for them (especially [[Incompatible Timesharing System|ITS]]). There are several good [[simulator]]s available, notably [[SIMH]] a * RC10 disk/drum system - RD10 [[fixed-head disk]], RM10B [[drum]]
  11 KB (1,640 words) - 20:59, 8 March 2024
• TOPS-20
  ...[PDP-10]], [[DECSYSTEM-20]]. It was descended from [[TENEX]], an operating system for a modified version of the earlier [[KA10]] PDP-10; hence its nickname o
  1 KB (182 words) - 18:11, 12 December 2023
• PDP-8 architecture
  ...ingle-bit "link register", L). The first model used a magnetic core memory system that operated at a cycle time of 1.5 microseconds, so that a typical two-cy ...s that affected the processor as a whole such as turning the [[interrupt]] system on (ION, opcode ''6001'') and off (IOFF, opcode ''6002''). The PDP-8 proces
  22 KB (3,497 words) - 19:34, 29 November 2022
• Bus
  In many microcontrollers and [[embedded system]]s, an I/O bus still does not exist. Communication is controlled by the CP ...r to talk to other devices in the computer. While acceptable in [[embedded system]]s, this problem was not tolerated for long in commercial computers.
  14 KB (2,170 words) - 05:09, 5 September 2019
• Linux
  Linux is a computer [[operating system]] originally developed in the 1990s by a student Linus Torvalds. Today's Li ...], early [[Macintosh|Macs]], a partial port to the [[VAX]] and a port to [[System/390]] as well as various [[SGI]] and [[Sun Microsystems]] workstations and
  28 KB (4,805 words) - 18:01, 29 February 2024

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