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- ...ion of the earlier [[PDP-6]] [[instruction set architecture|ISA]], whose [[hardware]] engineering had been a failure. (The machines were so similar at the prog DEC sold 4 different generations of PDP-10 processors: the [[KA10]], the [[KI1011 KB (1,640 words) - 20:59, 8 March 2024
- The [[PDP-8 family|PDP-8]] is a 12-bit [[architecture]] from [[DEC]]; the first commercially successful [[minicomputer]]. It was a [[load-stor ...words (32K words / 48 KB), which were controlled by optional additional [[hardware]].22 KB (3,497 words) - 19:34, 29 November 2022
- [[Digital Equipment Corporation|DEC]] noted that having two buses seemed wasteful and expensive for small, mass ...h of the work on these systems concerns software design, as opposed to the hardware itself. In general, these third generation buses tend to look more like a [14 KB (2,170 words) - 05:09, 5 September 2019
- Date: 19 Dec 91 23:35:45 GMT ISA+AT-disk is currently the hardware setup)28 KB (4,805 words) - 18:01, 29 February 2024
- ...to build computers, and [[peripheral]]s for them. They were a successor to DEC's earlier [[System Module]]s. They were introduced as a replacement largely ...(the so-called 'solder' side); the contact pads were 'numbered' from the [[DEC Alphabet]]. A FLIP CHIP plugged directly into a 144-pin connector block [[b10 KB (1,460 words) - 15:50, 6 March 2024
- | manufacturer = [[Digital Equipment Corporation|DEC]] ...e first model of the [[PDP-8 family]], was [[Digital Equipment Corporation|DEC]]'s major breakthrough, and now considered the first really successful [[mi3 KB (365 words) - 18:28, 8 February 2024
- ..., with a few dual-height. It was the first [[Digital Equipment Corporation|DEC]] computer to be built using ICs. * KE8/I [[Extended Arithmetic Element]], which supported [[hardware]] integer multiplication and division, one-[[bit]] double-word shifts, and3 KB (416 words) - 14:10, 14 July 2023
- ...s a high-performance [[VAX]], described by [[Digital Equipment Corporation|DEC]] as a '[[mainframe]] computer'. They were built around a System Control Un ==Hardware==3 KB (420 words) - 18:45, 20 May 2024
- |Dec 1988 |Dec 19914 KB (484 words) - 08:09, 20 November 2023
- ...00 and 3600 used the BA213 enclosure. (The [http://vtda.org/docs/computing/DEC/VMS/EK-O33AB-OM-002_MicroVAX_3600_VAXserver_3600_3602_Operation_Jul1988.pdf <div id="ref_3">[3] VAX Systems Hardware Handbook -- VAXBI Systems. EB-31692-46</div>3 KB (410 words) - 16:19, 23 May 2024
- a somewhat paranoid DEC engineer who prefers to remain anonymous. ...2A, 1-Oct-94; contains all the rooms and puzzles of the original MIT Zork. DEC FORTRAN source code by Robert M. Supnik; see dungn32b.zip for a port to DOS21 KB (3,303 words) - 07:30, 6 September 2023
- ...P-11/20]]'s built; there was no [[disk]] [[mass storage]] available from [[DEC]] for the machine when it first arrived. ...and the researchers sharing a machine (dangerous, since the -11/20 had no hardware [[memory management]]) that a second -11/20 was purchased for the sole use6 KB (926 words) - 19:13, 29 February 2024
- ...ently ES 40 can run [[OpenVMS]] for the Dec [[Alpha]]. Hopefully once the hardware is more fleshed out it will run the following:576 bytes (76 words) - 09:06, 20 May 2022
- In the beginning, back in the 1960's, DEC (Digital Equipment Corporation) created the PDP-10, a medium-sized computer ...ed most of its features in designing Zork. The guy who did it was mostly a hardware person, so perhaps he didn't know what he was up against. At any rate, shor38 KB (6,681 words) - 16:32, 19 December 2018
- ...nal state of the machine, were provided by [[Digital Equipment Corporation|DEC]] for their earlier computers (such as the [[KA10]]), in common with the ot ...) This was a significant loss; in addition to helping with debugging (both hardware and software issues), they gave an extensive insight into how the machine w4 KB (612 words) - 20:33, 5 January 2024
- : ''XENIX was originally developed on a DEC Virtual Address Extension (VAX) running the Virtual Memory System (VMS) and ...r to the 16-bit microprocessors. Currently scheduled machines included the DEC LSI-11/23, Zilogs Z8001 and Z8002, Intel's 8086 and 286, and Motorola's MC612 KB (1,893 words) - 19:28, 21 October 2023
- ...s such as Quad-Density and 3 and a half inches floppy disks. OEMs included DEC Rainbow, Tandy, AT&T, and Wang. ...and had to be augmented with modifications as/if needed for the particular hardware and with vendor-written versions of utilities found in PC-DOS. Documentatio8 KB (1,327 words) - 07:03, 22 May 2023
- only OS standard they could use that to leverage their hardware and IBM, DEC, et. al.21 KB (3,783 words) - 03:41, 17 December 2018
- ...[[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 capacity and ...ITS IO and paging microcode, which differs significantly from the standard DEC microcode.15 KB (2,486 words) - 14:39, 20 December 2017
- ...hich were modified with MIT-designed and built [[virtual memory|paging]] [[hardware]] (which that generation of PDP-10 [[Central Processing Unit|CPU]] did not ...ar if an intermediate version did); paging was added as soon as the custom hardware to support it was done. Pages from other processes could be mapped into a p12 KB (1,926 words) - 21:29, 8 February 2024
- --- qemu-0.8.0-distclean/Makefile.target Mon Dec 19 17:51:53 2005 # Hardware support10 KB (1,296 words) - 21:26, 16 December 2018
- *[[DEC Alpha]] (really incomplete) enable virtual hardware watchdog [default=none]15 KB (2,245 words) - 12:58, 27 February 2024
- qe0: DEC DELQA Ethernet Interface DEQNA-lock Mode, hardware address 08:00:2b:aa:bb:cc qe0: DEC DELQA Ethernet Interface DEQNA-lock Mode, hardware address 08:00:2b:aa:bb:cc13 KB (1,865 words) - 18:41, 3 July 2022
- | architecture = Originally [[MIPS]], then [[i386]], [[DEC Alpha]], [[PowerPC]], [[Itanium]], [[x64]] ...ware on the i386, but running instructions inside a v86 virtual machine (A hardware feature of the 386 and higher CPUs).15 KB (2,465 words) - 20:47, 13 January 2024
- Hardware Compatibility List Digital Equipment Corp. application DEC[R] 400xP144 KB (18,526 words) - 03:17, 17 December 2018
- == Emulated hardware == *dec 21140 nic2 KB (336 words) - 22:32, 21 October 2018
- ...rial line interface|RS-232]] based dumb [[video terminal]] introduced by [[DEC]] in 1978. It featured [[cursor]] keys, and the ability to place text where ...minicomputer]]..). Xon/Xoff was the most common method for flow control on DEC/VT100 systems. To handle the speed problem some people would put the VT1004 KB (664 words) - 14:34, 11 August 2023
- Hardware Compatibility List x86 Architecture Uniprocessor Computers Hardware Compatibility List.279 KB (34,581 words) - 03:21, 17 December 2018
- The distribution tape can be used only on a DEC VAX-11/780 with RP06 or RM03 disks and with TE16 tape drives. The t Since DEC does not provide a program on the console floppy which boots the VAX24 KB (3,883 words) - 10:33, 6 March 2023
- A UNIX™ Operating System for the [[Digital Equipment Corporation|DEC]] [[VAX-11/780]] Computer ...ly reduced. The authors conclude that the VAX-11/780 provides an excellent hardware environment for running UNIX and C software.49 KB (7,745 words) - 14:29, 6 May 2023
- The distribution tape can be used only a DEC <sup>1</sup> - DEC, VAX, UNIBUS and MASSBUS are trademarks of Digital Equipment Corporation.<b42 KB (6,834 words) - 03:01, 17 January 2023
- Welcome to RT-11 Version 4. RT-11 V04 provides new hardware support [[Category: DEC Operating Systems]]6 KB (830 words) - 23:09, 20 October 2018
- ...NIBUS]] [[magnetic tape controller]]s from [[Digital Equipment Corporation|DEC]]; it was part of the [[TS11 Subsystem]], along with a [[TS04 Tape Transpor The TS11 controller is a [[DEC card form factor|hex]] card, the '''M7982''', which plugs into an [[Small P3 KB (369 words) - 20:54, 31 December 2023
- It is a [[DEC card form factor|quad]] [[printed circuit board|board]], the '''M7547''', a * Hardware revision - An 8-wide [[DIP switch]] used to set the hardware revision level of the module; 'open' on a switch reads as '0'2 KB (363 words) - 15:09, 24 April 2024
- ...a UNIBUS [[backplane]] of a [[PDP-11]] or [[VAX]], and associated mounting hardware and cables. * Minor hardware modification to make [[buffer]]ing easier.6 KB (980 words) - 10:55, 31 August 2023
- ...the CPU are shown in normal font, and those which can also be set by the [[hardware]] in ''italics''. To start with, unlike other [[Digital Equipment Corporation|DEC]] boards, this board does not contain the ''Exx'' identification numbers fo8 KB (1,374 words) - 00:43, 30 July 2023
- The [[VAXserver 4000 series]] is a related category using the same hardware base; the [[VAXstation 4000 series]] apparently shares only the name. * [http://www.bitsavers.org/pdf/dec/vax/4000/ VAX 4000] - documentation at [[Bitsavers]]3 KB (398 words) - 12:29, 26 May 2024
- ...'''VAX 8650''' was an improved version of [[Digital Equipment Corporation|DEC]]'s second-generation [[VAX]], the [[VAX 8600]]. An 8600 could be field-upg * <div id="ref_1">[1] VAX Hardware Handbook. Volume 2-1986. </div>2 KB (274 words) - 22:16, 19 May 2024
- ...ator]], that emulates an [[i8086]] [[CPU]], along with text mode [[VGA]] [[hardware]]. The first version was written by David Hedley, as part of his Final Yea ...[[portable]], and can run on Sun & i386 machines. I've no luck with the [[DEC Alpha]], but I haven't looked to much into it. Also I've done a super basi1 KB (182 words) - 18:00, 20 October 2018
- ...three operating systems interruption, software interruption, and processor hardware interrupt abnormal # Timer_interrupt hardware interrupt handling procedures, the film tells the system time, the switchin14 KB (1,991 words) - 01:23, 20 December 2018
- The distribution tape can be used only on a DEC 012700 Use the DEC ROM or other27 KB (4,414 words) - 02:56, 17 January 2023
- It was implemented on one [[DEC card form factor|extended hex]] card, the L0007 MASSBUS Adapter (MBA), whic * ''VAX Hardware Handbook (1980-81)'' (EB-17281-20) - the RH750 is covered in some detail in1 KB (215 words) - 20:13, 17 May 2024
- ___ the DEC bulk ROM for tape; it reads block 0, not grams at 100000. These programs correspond to the DEC bulk29 KB (3,738 words) - 02:56, 17 January 2023
- rd54|RD54|DEC RD54 on Microvax:\ Disk geometry for most DEC disks can be found in the disktab17 KB (2,338 words) - 21:14, 10 April 2012
- | manufacturer = [[Digital Equipment Corporation|DEC]] ...a [[non-removable-media disk]] drive from [[Digital Equipment Corporation|DEC]], introduced in June, 1982; it is member of the [[Digital Storage Architec4 KB (542 words) - 03:16, 31 August 2023
- AT&T also sold a SYSVr4 based product which ran on AT&T branded hardware, which typically was little more than [[multi-processor]] [[x86]] computers [[Category: Non-DEC Operating Systems]]1 KB (190 words) - 04:26, 29 December 2022
- The '''RA60 Disk Drive''' is a [[Digital Equipment Corporation|DEC]] [[Standard Disk Interconnect|SDI]] [[removable-pack disk]] drive, introdu The RA60 can also be connected in a dual-[[hardware port|port]] arrangement, permitting its use by two [[device controller|cont4 KB (524 words) - 10:36, 31 August 2023
- | manufacturer = [[Digital Equipment Corporation|DEC]] ...]] [[non-removable-media disk]] drive from [[Digital Equipment Corporation|DEC]]. A physically large drive (14-inch platters, in a heavy enclosure 10.5" x2 KB (332 words) - 03:16, 31 August 2023
- | manufacturer = [[Digital Equipment Corporation|DEC]] ...ASSBUS]] [[non-removable-media disk]] from [[Digital Equipment Corporation|DEC]]; it held 124 MB. It was apparently the MASSBUS version of the [[R80 Disk3 KB (355 words) - 16:23, 18 August 2023
- | manufacturer = [[Digital Equipment Corporation|DEC]] ...]] [[non-removable-media disk]] drive from [[Digital Equipment Corporation|DEC]]. It is member of the [[Digital Storage Architecture]]. A physically large2 KB (306 words) - 03:12, 31 August 2023
- ...and can work with intrinsically infinite program lengths" (KFKI TPA-11/580 Hardware Handbook) ...operates and looks like from the software's view as if it were an original DEC machine. It run VAX/VMS, the original diagnostics and all software develope4 KB (587 words) - 00:38, 2 January 2024
- The basic distribution tape can be used only on a DEC ** DEC, VAX, UNIBUS and MASSBUS are trademarks of Digi-57 KB (8,582 words) - 03:00, 17 January 2023
- new RM-80 Winchester drive from DEC is supported. Not- hardware configurations by determining the available39 KB (5,307 words) - 05:01, 11 December 2018
- customers with hardware support, software support, customer training, and After a customer purchases any system hardware or software product,890 KB (107,817 words) - 03:20, 3 January 2024
- *[[DEC]] [[MicroVAX 3800/3900|MicroVAX 3800]] ; Host System : DEC MicroVAX 380044 KB (6,192 words) - 09:30, 29 September 2023
- This page describes my struggles with trying to netboot a DEC VAXstation 4000/60 for installing NetBSD. I originally wrote this document ** It also needs a MOP server, which is called ''mopd'' for Linux (it is a DEC specific boot protocol)12 KB (1,853 words) - 20:06, 10 December 2015
- ...r]]-[[programmable]] [[microcode]] [[memory]] extension, along with some [[hardware]] aids to [[debug]]ging micro-[[program]]s. It allows additional, custom [[ It consists of a [[DEC card form factor|quad]] [[printed circuit board|card]] (M8018) which plugs2 KB (337 words) - 21:12, 2 July 2023
- ...]] memory''' cards are available both from [[Digital Equipment Corporation|DEC]], and from a large number of outside vendors who produced and sold QBUS [[ ...nto [[QBUS#Variable address size|Q16]], Q18 and Q22 memories. In addition, DEC later specified the [[Private Memory Interconnect|PMI]] memory bus, an exte5 KB (835 words) - 02:21, 20 September 2022
- A [[4.2 BSD]] [[device driver]] for [[Digital Equipment Corporation|DEC]] [[Digital Ethernet UNIBUS Network Adapter|DEUNA]] [[Ethernet]] board; bac Subject: 4.2BSD driver for DEC Deuna Ethernet board35 KB (6,389 words) - 02:51, 16 January 2024
- Berkeley), based on experience with both systems on a DEC 8.2.2 Variety of hardware and protocols113 KB (13,419 words) - 02:06, 17 December 2018
- Many different [[Digital Equipment Corporation|DEC]] computers (e.g. [[PDP-8 family|PDP-8]], [[PDP-10]], [[PDP-11]]) used a st ...eared in the [[VAX-11/780]], and were called '''super hex''' boards within DEC.2 KB (372 words) - 12:02, 24 May 2022
- ...ification|contact fingers]] on the edge of [[DEC card form factor|standard DEC cards]] (the first use). It runs: [[Category: DEC Hardware]]720 bytes (132 words) - 15:42, 8 August 2023
- ...P-10]] processors. It was built out of [[Emitter-coupled logic|ECL]], on [[DEC card form factor|hex]] cards. It was the first [[microcode|micro-programmed * CPU hardware variants (-PA, -PV and -PW);11 KB (1,737 words) - 13:06, 2 April 2024
- | design type = asynchronous with hardware subroutines ...[PDP-6]] architecture). It was built out of discrete [[transistor]]s, on [[DEC card form factor|short single]] [[FLIP CHIP]] cards, plugged into large cus2 KB (298 words) - 07:28, 6 September 2023
- ...computers which provided a single [[asynchronous serial line]]. It was a [[DEC card form factor|quad]] format card, and used an [[Small Peripheral Control ...[Berg connector]] header on the top edge of the card, using the standard [[DEC asynchronous serial line pinout]].7 KB (1,055 words) - 17:22, 6 February 2024
- ...option for the [[PDP-11/20]], produced by [[Digital Equipment Corporation|DEC]]'s Computer Special Systems group; it can provide a "[[multi-user]], machi Finally, hardware features prevent any user from interfering with the overall operation of th15 KB (2,571 words) - 22:23, 11 October 2022
- ...ntrol field (read/only, read/write, etc), a 'dirty' bit (maintained by the hardware), etc. The layout of the PDR is: * [[KT11-B Paging Option]] - DEC experiment with paging9 KB (1,311 words) - 18:10, 2 July 2023
- ...plugs into a custom slot in the likewise custom PDP-11/24 [[backplane]] ([[DEC part number]] 54-13817, assembly 70-16905). ==Hardware details==6 KB (1,087 words) - 16:16, 6 February 2024
- ...oint]] data types and instructions supported by most [[PDP-11]]s which had hardware support for floating point. (Some supported a simpler, less capable floatin ...ng mode for each, and whether floating results were rounded, or 'chopped' (DEC's term for truncated, to avoid confusion with series truncation).3 KB (406 words) - 20:42, 13 June 2023
- The '''RX01''' and '''RX02''' floppy drives were [[DEC]]'s first floppy drives, and were used on a number of computers, such as th ...'not''' the same as the 'normal' double-density 8" floppy, but a unique-to-DEC format. Single-density recording uses a double frequency ([[Frequency Modul8 KB (1,195 words) - 20:09, 15 August 2023
- ...]). It was a 12-bit computer, built out of [[Digital Equipment Corporation|DEC]] [[System Module|System Building Blocks]]. The initial version had only 10 It became a product for DEC, which sold both the original, and several descendants: the [[LINC-8]], and3 KB (487 words) - 01:35, 28 February 2024
- ...M|DRAM]]-era perspective, seems quaintly dinosaurian. Individual pieces of hardware one can actually ''see'' with the naked eye, for ''each'' bit? [[Digital Equipment Corporation|DEC]] design practise was to include temperature sensors in the core planes, an8 KB (1,299 words) - 02:33, 4 March 2024
- ...ing compiled by Don Vonada, an engineer at [[Digital Equipment Corporation|DEC]], and reproduced in: ...J. Craig Mudge, John. E. McNamara, "''Computer Engineering: A DEC View of Hardware Systems Design''" (Digital Press, Bedford, 1978)2 KB (299 words) - 12:36, 3 December 2023
- ...point]] [[instruction]]s supported by a few of the [[PDP-11]]s which had [[hardware]] support for floating point. ...between the two, the FIS was useful since [[Digital Equipment Corporation|DEC]]'s [[FORTRAN]] [[compiler]] (the main 'target' for the FIS) for the PDP-112 KB (355 words) - 17:49, 7 December 2021
- ...he basic [[PDP-11]] [[PDP-11 architecture|instruction set]]; it includes [[hardware]] multiply and divide, and also multi-bit shifts. The exact [[instruction]] ...1-E was US$1200. This almost certainly why [[Digital Equipment Corporation|DEC]] didn't just include the KE11-E functionality in the 'standard' -11/40, bu2 KB (266 words) - 17:20, 28 October 2022
- ...tion of most meta-data, and all data, it was still somewhat susceptible to hardware failures such as [[head crash]]es). ...nformation too was not all on a single platter, and vulnerable to a single hardware failure.11 KB (1,759 words) - 19:20, 12 June 2023
- ...' 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 of1 KB (178 words) - 15:45, 23 December 2023
- | design type = asynchronous with hardware subroutines ...tly) [[object code]] compatible. It was built out of [[System Module]]s, [[DEC]]'s predecessor to the [[FLIP CHIP]] module series (out of which the first3 KB (510 words) - 07:28, 6 September 2023
- <div id="ref_4">[4] VAX Systems Hardware Handbook -- VAXBI Systems. EB-31692-46</div> [[Category: DEC VAX systems]]1 KB (128 words) - 04:37, 24 May 2023
- <div id="ref_3">[3] VAX Hardware Handbook. Volume 2-1986. </div> [[Category: DEC VAX systems]]1 KB (106 words) - 04:38, 24 May 2023
- <div id="ref_1">[1] VAX Systems Hardware Handbook -- VAXBI Systems. EB-31692-46</div> <div id="ref_3">[3] VAX Hardware Handbook. Volume 2-1986. </div>2 KB (317 words) - 04:02, 19 May 2024
- <div id="ref_1">[1] VAX Systems Hardware Handbook -- VAXBI Systems. EB-31692-46</div> <div id="ref_3">[3] VAX Hardware Handbook. Volume 2-1986. </div>2 KB (287 words) - 14:43, 19 May 2024
- The '''VAX 8600''' was [[Digital Equipment Corporation|DEC]]'s second-generation [[VAX]], intended as the replacement for the [[VAX-11 * <div id="ref_1">[1] VAX Hardware Handbook Volume 1 - 1986. </div>2 KB (203 words) - 22:15, 19 May 2024
- <div id="ref_2">[2] VAX Hardware Handbook Volume 1 - 1986. </div> [[Category: DEC VAX systems]]1 KB (149 words) - 20:59, 19 May 2024
- ...y which preceded the later [[FLIP CHIP]]s. They were used to construct all DEC's computers from the [[PDP-1]] through the [[PDP-7]] (which also used some ...omputerhistory.org/resources/access/text/2013/06/102688924-05-01-acc.pdf ''DEC Building Block Logic''], Digital Equipment Corporation, Maynard, 1960 (A-403 KB (411 words) - 15:51, 6 March 2024
- == DECpc '''axp''' 150 and DEC 2000 Model 300 AXP == | name = DECpc '''axp''' 150 and DEC 2000 Model 300 AXP2 KB (200 words) - 00:25, 13 January 2024
- The '''DECstation 3100''' is a [[workstation]] from [[DEC]] built around a [[MIPS]] [[MIPS R2000|R2000]] [[microprocessor]]. * [http://www.bitsavers.org/pdf/dec/mips/EK-302AB-OG-002_DECStation_2100_3100_Operators_Guide_Sep1989.pdf DECSt2 KB (191 words) - 22:53, 17 February 2024
- The '''DECstation 2100''' is a [[workstation]] from [[DEC]] built around a [[MIPS]] [[MIPS R2000|R2000]] [[microprocessor]]. The 2100 * [http://www.bitsavers.org/pdf/dec/mips/EK-302AB-OG-002_DECStation_2100_3100_Operators_Guide_Sep1989.pdf DECSt1 KB (166 words) - 22:38, 17 February 2024
- ...LAN introduced in 1980 by a consortium of [[Digital Equipment Corporation|DEC]], [[Intel]] and [[Xerox]] (hence its common label at the time, '''DIX Ethe ...hort form: 'MAC Address' or just: 'MAC'), sometimes 'Ethernet Address' or 'Hardware Address' (the last is rather misleading if not explicitly used related to E8 KB (1,199 words) - 22:00, 5 October 2023
- | creator = [[DEC]] '''TOPS-10''' was [[DEC]]'s [[operating system]] for the early [[PDP-10]] computers. It was descend1 KB (190 words) - 03:32, 28 November 2023
- ==Hardware== Two of them [[DEC card form factor|hex]]-sized:6 KB (951 words) - 15:40, 25 February 2022
- ...omputers; it was the ancestor of the later [[Digital Equipment Corporation|DEC]]-supplied operating system for the [[DECSYSTEM-20]], [[TOPS-20]]. ...I Lab]] added hardware to their KA10 for the same purpose). (The lack of a DEC [[mainframe]] with virtual memory, at the time, was the primary driver for6 KB (943 words) - 15:47, 6 January 2024
- <!--| design type = asynchronous with hardware subroutines --> The '''PDP-15''' was [[Digital Equipment Corporation|DEC]]'s last 18-bit computer, and the only one implemented using [[integrated c4 KB (591 words) - 13:40, 11 July 2023
- ...), built around the '''H950 frame''', were [[Digital Equipment Corporation|DEC]]'s standard 19" wide rack (an industry-wide standard width for rack-mounte ...s, each of which could be further sub-divided into two 5-1/4" spaces. Most DEC gear (e.g. [[BA11 mounting boxes]]) was designed to fit in spaces of these3 KB (440 words) - 16:54, 22 April 2024
- ==Hardware== One [[DEC card form factor|hex]]-sized:2 KB (318 words) - 15:45, 25 February 2022
- ...960]] series of 19"-wide racks produced by [[Digital Equipment Corporation|DEC]], one of the [[BA11 mounting boxes]]. It could contain up to 5 standard si ..., where they had been facing down); they were generally mounted with the [[DEC edge connector contact identification|A-row connectors]] at the back, next4 KB (755 words) - 03:18, 11 July 2023
- ...CPU|KD11-EA]] [[Central Processing Unit|CPU]]). It consists of a single [[DEC card form factor|hex]] board, the '''M8267'''. It supports the full [[PDP-1 For hardware debugging/repair, when the M8267 card is normally placed on a hex [[extende4 KB (734 words) - 02:17, 13 October 2022
- ...igital Equipment Corporation|DEC]]'s fourth 18-bit computer, and the first DEC [[Central Processing Unit|CPU]] to use [[microcode]]. A little over 400 wer Multiply/divide was a hardware option, the KE09A EAE, which also performed shifting; it was installed in p6 KB (801 words) - 22:14, 9 February 2024
- The '''UNICHANNEL 15 System''' ('''UC15''') is an group of hardware sub-systems which allows a [[PDP-15]] to communicate with a [[PDP-11]] (usu ...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
- ...Instruction Set]], a hex card. There was also optional [[floating point]] hardware, the [[KE11-F Floating Instruction Set]], a quad card; it was not the full The basic KD11-A was contained on four [[DEC card form factor|hex]] cards:4 KB (588 words) - 05:52, 8 April 2024