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• KB11
  ...[[Digital Equipment Corporation|DEC]] [[PDP-11]] [[Central Processing Unit|CPUs]]:
  679 bytes (112 words) - 05:57, 29 August 2018
• Extended UNIBUS
  The '''Extended UNIBUS''' or '''EUB''' was [[Digital Equipment Corporation|DEC]]'s name for both an upgrade to their standard [[UNIBUS]] [[PDP-11]] bus, t ...their main backplanes (the ones which held their [[Central Processing Unit|CPUs]]).
  3 KB (556 words) - 16:00, 6 February 2024
• PDP-11 Memory Management
  ...subset' machines, SSR1 and (usually) SSR3 are not implemented (the [[KDF11 CPUs]] are an exception to the latter; see below). ...[[PDP-11/70]], [[PDP-11/44]], and machines with the KDF11 CPUs and [[KDJ11 CPUs]].
  9 KB (1,311 words) - 18:10, 2 July 2023
• KDF11 CPUs
  ...ingle-[[printed circuit board|board]] [[PDP-11]] [[Central Processing Unit|CPUs]] which all use the 'Fonz' [[F-11 chip set]]: * [[KDF11-A CPU]] - M8186 - [[QBUS]] [[DEC card form factor|dual]]-width CPU used in the [[PDP-11/23]]
  3 KB (394 words) - 13:49, 29 March 2022
• KDF11-U CPU
  ...plugs into a custom slot in the likewise custom PDP-11/24 [[backplane]] ([[DEC part number]] 54-13817, assembly 70-16905). ...mplementing the [[PDP-11 Commercial Instruction Set]] (CIS) (not all KDF11 CPUs can hold this). In addition to the basic CPU functionality, the board also
  6 KB (1,087 words) - 16:16, 6 February 2024
• KDJ11 CPUs
  There are several single-board [[PDP-11]] [[Central Processing Unit|CPUs]] which all use the 'Jaws' [[J-11 chipset]]: * [[KDJ11-A CPU]] - M8192 - [[QBUS]] [[DEC card form factor|dual]]-width CPU
  3 KB (457 words) - 14:32, 21 February 2023
• F-11 chip set
  ...implementation of the [[PDP-11 architecture]]. It was used in the [[KDF11 CPUs]]. The main [[Central Processing Unit|CPU]] was implemented in two [[integr ...implements the [[PDP-11 Commercial Instruction Set]] (CIS); not all KDF11 CPUs can hold this, though.
  2 KB (384 words) - 23:50, 28 March 2022
• FP11 floating point
  ...ng mode for each, and whether floating results were rounded, or 'chopped' (DEC's term for truncated, to avoid confusion with series truncation). * [[KEF11-A floating point chip|KEF11-A]], used in the [[KDF11 CPUs]]
  3 KB (406 words) - 20:42, 13 June 2023
• LINC-8
  ...ata break]] mechanism). A combined [[front panel]] allowed control of both CPUs. ...ed of discrete [[transistor]] [[FLIP CHIP]]s, mostly R- and S-series, in [[DEC card form factor|standard-length single-height]] (width) format, with a few
  2 KB (328 words) - 13:46, 11 July 2023
• KEF11-A floating point chip
  ...chip''' is an optional [[integrated circuit|chip]] for [[KDF11 CPUs|PDP-11 CPUs]] which use the [[F-11 chip set]]. It contains [[microcode]] to implement t ...03C7-AA (only the A revision of both has been seen). The entire carrier is DEC part # 57-00001-01-A1 (although 57-00001-00 is occasionally seen - but with
  899 bytes (153 words) - 17:43, 12 March 2021
• KTF11-A memory management chip
  ...11-A memory management chip''' is an optional chip for [[KDF11 CPUs|PDP-11 CPUs]] which use the [[F-11 chip set]]. It implemented the standard [[PDP-11 Mem The KTF11-A chip was the DC304, [[DEC part number]] 21-15542-0n (where n is a digit giving the revision; 0 and 1
  762 bytes (124 words) - 13:41, 12 August 2022
• System unit
  ...' is a standard modular [[backplane]] from [[Digital Equipment Corporation|DEC]], used mostly in [[UNIBUS]] [[PDP-11]]s. The initial system units were [[DEC card form factor|hex]] height, four-slot assemblies. (Sometimes a number of
  1 KB (178 words) - 15:45, 23 December 2023
• Category:PDP-11 Processors
  ...are not synonyms. This category includes CPU options as well as the basic CPUs; there doesn't seem to be any reason to split them out, but if one appears, [[Category: DEC Processors]]
  15 members (2 subcategories, 0 files) - 16:26, 16 December 2018
• UniBone/QBone
  '''UniBone''' and '''QBone''' are [[Digital Equipment Corporation|DEC]]-compatible [[FLIP CHIP]] cards which can be [[simulator]]s for a variety They emulate [[Central Processing Unit|CPUs]], [[main memory]], several [[disk]] subsystems and other peripherals in re
  645 bytes (87 words) - 22:33, 14 January 2024
• VAX 7000 series
  ...[[Laser System Bus|LSB Bus]] system [[bus]]; the [[Central Processing Unit|CPUs]] (up to 6), [[main memory]] units, and an 'I/O port' (IOP) module attached They shared much of their cabinetry and components with the [[DEC Alpha|Alpha]]-based [[7000 AXP series]] systems, and also with the [[VAX 10
  2 KB (301 words) - 15:30, 23 May 2024
• FPJ11 floating point accelerator
  ...a single chip which is plugged into a [[chip socket|socket]] on a [[KDJ11 CPUs|KDJ11 CPU]] card. Two versions of the FPJ11 exist; the FPJ11-AA and the FPJ11-AB. DEC had a number of problems with 'corner cases' (e.g. [[Direct Memory Access|D
  2 KB (276 words) - 21:06, 2 July 2023
• BA11 mounting boxes
  ...960]] series of 19"-wide racks produced by [[Digital Equipment Corporation|DEC]]. Although they were intended to principally be rack-mounted, many were av ...BA11-K mounting box|BA11-K]] - used to hold both [[Central Processing Unit|CPUs]] as well as [[device controller]]s for UNIBUS -11's
  2 KB (341 words) - 03:06, 11 July 2023
• UNICHANNEL 15 System
  * A data channel between the two CPUs, which allows them to interrupt each other; this channel is implemented wit ...15-HUCMA-B-D_UC15_Nov73.pdf UC15 unichannel-15 system maintenance manual] (DEC-15-HUCMA-B-D)
  1 KB (180 words) - 14:48, 28 November 2022
• KD11-A CPU
  ...Time Clock]] (the latter being a standard option across a number of PDP-11 CPUs). The basic KD11-A was contained on four [[DEC card form factor|hex]] cards:
  4 KB (588 words) - 05:52, 8 April 2024
• KB11-A CPU
  The KB11-A was the first of a [[KB11|series of PDP-11 CPUs]] which were modified versions of this design. ...1/1145/KB11-A_Maint.pdf KB11-A central processor unit maintenance manual] (DEC-11-HKBB-D)
  3 KB (395 words) - 21:08, 2 July 2023

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