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• KDF11-U CPU
  ...t]] as the other KDF11 CPUs; however, it used the [[UNIBUS]], unlike the [[QBUS]] of the other [[KDF11 CPUs]]. It plugs into a custom slot in the likewise [[Category: PDP-11 UNIBUS Processors]]
  6 KB (1,087 words) - 16:16, 6 February 2024
• KDJ11 CPUs
  * [[KDJ11-A CPU]] - M8192 - [[QBUS]] [[DEC card form factor|dual]]-width CPU * [[KDJ11-B CPU]] - M8190 - QBUS quad-width CPU used in the [[PDP-11/73]], [[PDP-11/83]] and [[PDP-11/84]]
  3 KB (457 words) - 14:32, 21 February 2023
• F-11 chip set
  ...set includes microcode which provides 'front panel' functionality named '[[QBUS CPU ODT|ODT]]'; the ability to read and write to [[main memory]], start the [[Category:PDP-11 Processors]]
  2 KB (384 words) - 23:50, 28 March 2022
• QBUS ROMs
  ...lly specialized to a [[bootstrap]]ping use. Those early ones also included QBUS [[terminator]]s; some of the later were multi-function cards, and included ...directly visible on the QBUS, but through a window, unlike later, larger [[QBUS]] ROM cards. -->
  2 KB (236 words) - 12:58, 5 July 2023
• KD11-A CPU
  ...ough it is only a quad card; it and the KE11-F FIS card are the only non-[[QBUS]] quad cards known to have such a handle. [[Category: PDP-11 UNIBUS Processors]]
  4 KB (588 words) - 05:52, 8 April 2024
• FPF11 floating point processor
  ...cessing Unit|CPU]] board. It can be plugged into either a [[UNIBUS]] or [[QBUS]] backpane, since it does not use the [[bus]]; it only gets power from the [[Category: PDP-11 Processors]]
  2 KB (383 words) - 02:31, 12 October 2022
• LSI-11 chip set
  ...he control chip contains micro-instruction sequencing, and control for the QBUS. ...ins [[condition codes]] logic, and a data port which gives access to the [[QBUS]]' data/[[address]] lines.
  5 KB (773 words) - 22:42, 20 December 2023
• LSI-11 CPUs
  ...processor]] (the [[LSI-11 chip set]]). They also used a new [[bus]], the [[QBUS]]. ...ular instruction, and the [[main memory]] speed (with the [[asynchronous]] QBUS), that could add up to roughly 12 μseconds to that basic time. (The extra
  3 KB (453 words) - 16:35, 6 April 2024
• Bus Arbitration on the Unibus and QBUS
  '''On Bus Arbitration on the Unibus and QBUS''' ...o a bus-arbitration failure, and that this was discovered and fixed in the QBUS design.
  21 KB (3,685 words) - 04:35, 28 November 2023
• KA650 CPU
  | BUS-Qbus = 1 @ 3.3MB/s ...rm factor|quad]]-height [[printed circuit board|PCB]] which plugs into a [[QBUS]] [[backplane]]. The KA650 module number is '''M7620'''. [[#ref_4|[4]]]
  3 KB (369 words) - 08:32, 12 September 2023
• T-11 chip
  ...nded for use in [[embedded system]]s, but was also used in the [[KXT11]] [[QBUS]] [[Central Processing Unit|CPU]] [[printed circuit board|boards]]. Volume [[Category:PDP-11 Processors]]
  2 KB (283 words) - 02:27, 20 September 2022
• KY11-L to CPU interface
  ...tinuity card]]), the machine will irretrievably 'freeze'; see [[UNIBUS and QBUS termination#SACK turnaround and CPU hangs|SACK turnaround and CPU hangs]] f [[Category: PDP-11 UNIBUS Processors]]
  4 KB (650 words) - 16:50, 4 December 2022
• KDJ11-D CPU
  ...lly named the '''KDJ11-D/S''' in the later variant (below), is the third [[QBUS]] [[Central Processing Unit|CPU]] card using the [[J-11 chip set]] of the [ ...ditional memory, up to the 4MB limit of the J-11, can be utilized over the QBUS.)
  3 KB (529 words) - 12:01, 15 August 2022
• M8264 No-SACK Timeout Module
  It provides the [[UNIBUS and QBUS termination#SACK turnaround|grant timeout circuit]] which is not included i ...[M9302 UNIBUS terminator|M9302]]], the SACK timeout feature found on other processors is not required"
  4 KB (740 words) - 16:41, 20 April 2022
• VAXcluster
  ...11/750]], [[VAX-11/780]], [[VAX-11/782]], [[VAX-11/785]], and [[VAX 8600]] processors. The mass storage server is a free-standing, high-speed, intelligent device ...ontrollers that connect VAX-11/780, VAX-11/782, VAX-11/785, and VAX-11/750 processors to the CI bus.
  13 KB (1,908 words) - 19:25, 27 April 2024
• VAX Bus Interconnect
  ...up of 32 lines are shared between [[address]] and data (like the earlier [[QBUS]]). [[Parity]] is used to protect both of these during transfer over the VA
  3 KB (438 words) - 01:46, 8 May 2024
• Computer Interconnect
  In addition to processors (mostly [[VAX]]en, although there was the [[CI20 Computer Interconnect]] fo * [[CIQBA]] - [[QBUS]] CI Interface
  3 KB (442 words) - 14:50, 1 May 2024
• KD32 CPU
  ...t) and the Memory Data Bus (MDB - over the flat cable). The KD2 uses the [[QBUS]] as both its [[main memory]] and [[input/output|I/O]] [[bus]]. The KD32 uses standard Q22 [[QBUS memories]] (as used in QBUS [[PDP-11]]s).
  2 KB (298 words) - 06:29, 28 June 2022
• Digital Storage Systems Interconnect
  * [[KFQSA]] [[QBUS]] DSSI Adapter
  10 KB (1,247 words) - 21:30, 2 December 2023
• VSV21 Graphic System
  ...ctionality [[graphics]] control module capable of working on the following processors: [[Category: QBUS Display Controllers]]
  3 KB (368 words) - 19:42, 9 March 2024

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