PDP-11, the Glossary
The PDP–11 is a series of 16-bit minicomputers sold by Digital Equipment Corporation (DEC) from 1970 into the late 1990s, one of a set of products in the Programmed Data Processor (PDP) series.[1]
Table of Contents
221 relations: Air traffic control, Alcatel-Lucent, AMD, AMD Am2900, Amiga, ANDOS, Apollo/Domain, Apple Lisa, Application-specific integrated circuit, Ardence, ARPANET, ASCII, Assembly language, Atari ST, Atmel, Automatic test equipment, Automation, Backplane, Bare machine, Bell Labs, Berkeley Software Distribution, Block (data storage), Booting, Brookhaven National Laboratory, Bucharest, Bulgaria, Bus (computing), Byte (magazine), C (programming language), C.mmp, Cache (computing), Calculator, Carnegie Mellon University, Central processing unit, CERN, Commercial Operating System, Compatibility mode, Computer terminal, Computergram International, Control store, Coprocessor, CP/M, CSI-DOS, Current loop, Data General, Data General Nova, Datalogics, Datamation, Datanet, Debugger, ... Expand index (171 more) »
- Computer-related introductions in 1970
Air traffic control
Air traffic control (ATC) is a service provided by ground-based air traffic controllers (people) who direct aircraft on the ground and through a given section of controlled airspace, and can provide advisory services to aircraft in non-controlled airspace.
See PDP-11 and Air traffic control
Alcatel-Lucent
Alcatel–Lucent S.A. was a multinational telecommunications equipment company, headquartered in Boulogne-Billancourt, France.
AMD
Advanced Micro Devices, Inc. (AMD) is an American multinational corporation and fabless semiconductor company based in Santa Clara, California, that designs, develops and sells computer processors and related technologies for business and consumer markets.
See PDP-11 and AMD
AMD Am2900
Am2900 is a family of integrated circuits (ICs) created in 1975 by Advanced Micro Devices (AMD).
Amiga
Amiga is a family of personal computers introduced by Commodore in 1985.
See PDP-11 and Amiga
ANDOS
ANDOS is a Russian operating system for Electronika BK series computers: BK-0010, BK-0011, and BK-0011M.
See PDP-11 and ANDOS
Apollo/Domain
Apollo/Domain is a series of workstations that were developed and produced by Apollo Computer from to 1989.
Apple Lisa
Lisa is a desktop computer developed by Apple, produced from January 19, 1983 to August 1, 1986, and succeeded by Macintosh.
Application-specific integrated circuit
An application-specific integrated circuit (ASIC) is an integrated circuit (IC) chip customized for a particular use, rather than intended for general-purpose use, such as a chip designed to run in a digital voice recorder or a high-efficiency video codec.
See PDP-11 and Application-specific integrated circuit
Ardence
Ardence was a software company headquartered in Waltham, Massachusetts with representatives in Washington, D.C.; Virginia Beach, VA; Chicago, IL; Denton, TX; and in Europe, the Middle East, Africa and India.
ARPANET
The Advanced Research Projects Agency Network (ARPANET) was the first wide-area packet-switched network with distributed control and one of the first computer networks to implement the TCP/IP protocol suite.
ASCII
ASCII, an acronym for American Standard Code for Information Interchange, is a character encoding standard for electronic communication.
See PDP-11 and ASCII
Assembly language
In computer programming, assembly language (alternatively assembler language or symbolic machine code), often referred to simply as assembly and commonly abbreviated as ASM or asm, is any low-level programming language with a very strong correspondence between the instructions in the language and the architecture's machine code instructions.
See PDP-11 and Assembly language
Atari ST
Atari ST is a line of personal computers from Atari Corporation and the successor to the company's 8-bit home computers.
Atmel
Atmel Corporation was a creator and manufacturer of semiconductors before being subsumed by Microchip Technology in 2016.
See PDP-11 and Atmel
Automatic test equipment
Automatic test equipment or automated test equipment (ATE) is any apparatus that performs tests on a device, known as the device under test (DUT), equipment under test (EUT) or unit under test (UUT), using automation to quickly perform measurements and evaluate the test results.
See PDP-11 and Automatic test equipment
Automation
Automation describes a wide range of technologies that reduce human intervention in processes, mainly by predetermining decision criteria, subprocess relationships, and related actions, as well as embodying those predeterminations in machines.
Backplane
A backplane or backplane system is a group of electrical connectors in parallel with each other, so that each pin of each connector is linked to the same relative pin of all the other connectors, forming a computer bus.
Bare machine
In computer science, bare machine (or bare metal) refers to a computer executing instructions directly on logic hardware without an intervening operating system.
Bell Labs
Bell Labs is an American industrial research and scientific development company credited with the development of radio astronomy, the transistor, the laser, the photovoltaic cell, the charge-coupled device (CCD), information theory, the Unix operating system, and the programming languages B, C, C++, S, SNOBOL, AWK, AMPL, and others.
Berkeley Software Distribution
The Berkeley Software Distribution or Berkeley Standard Distribution (BSD) is a discontinued operating system based on Research Unix, developed and distributed by the Computer Systems Research Group (CSRG) at the University of California, Berkeley.
See PDP-11 and Berkeley Software Distribution
Block (data storage)
In computing (specifically data transmission and data storage), a block, sometimes called a physical record, is a sequence of bytes or bits, usually containing some whole number of records, having a maximum length; a block size.
See PDP-11 and Block (data storage)
Booting
In computing, booting is the process of starting a computer as initiated via hardware such as a button on the computer or by a software command.
Brookhaven National Laboratory
Brookhaven National Laboratory (BNL) is a United States Department of Energy national laboratory located in Upton, Long Island, a hamlet of the Town of Brookhaven.
See PDP-11 and Brookhaven National Laboratory
Bucharest
Bucharest (București) is the capital and largest city of Romania.
Bulgaria
Bulgaria, officially the Republic of Bulgaria, is a country in Southeast Europe. Located west of the Black Sea and south of the Danube river, Bulgaria is bordered by Greece and Turkey to the south, Serbia and North Macedonia to the west, and Romania to the north. It covers a territory of and is the 16th largest country in Europe.
Bus (computing)
In computer architecture, a bus (historically also called data highway or databus) is a communication system that transfers data between components inside a computer, or between computers.
See PDP-11 and Bus (computing)
Byte (magazine)
Byte (stylized as BYTE) was a microcomputer magazine, influential in the late 1970s and throughout the 1980s because of its wide-ranging editorial coverage.
See PDP-11 and Byte (magazine)
C (programming language)
C (pronounced – like the letter c) is a general-purpose programming language.
See PDP-11 and C (programming language)
C.mmp
The C.mmp was an early multiple instruction, multiple data (MIMD) multiprocessor system developed at Carnegie Mellon University (CMU) by William Wulf (1971).
See PDP-11 and C.mmp
Cache (computing)
In computing, a cache is a hardware or software component that stores data so that future requests for that data can be served faster; the data stored in a cache might be the result of an earlier computation or a copy of data stored elsewhere.
See PDP-11 and Cache (computing)
Calculator
An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.
Carnegie Mellon University
Carnegie Mellon University (CMU) is a private research university in Pittsburgh, Pennsylvania.
See PDP-11 and Carnegie Mellon University
Central processing unit
A central processing unit (CPU), also called a central processor, main processor, or just processor, is the most important processor in a given computer.
See PDP-11 and Central processing unit
CERN
The European Organization for Nuclear Research, known as CERN (Conseil européen pour la Recherche nucléaire), is an intergovernmental organization that operates the largest particle physics laboratory in the world.
See PDP-11 and CERN
Commercial Operating System
Commercial Operating System (COS) is a discontinued family of operating systems from Digital Equipment Corporation.
See PDP-11 and Commercial Operating System
Compatibility mode
A compatibility mode is a software mechanism in which a software either emulates an older version of software, or mimics another operating system in order to allow older or incompatible software or files to remain compatible with the computer's newer hardware or software.
See PDP-11 and Compatibility mode
Computer terminal
A computer terminal is an electronic or electromechanical hardware device that can be used for entering data into, and transcribing data from, a computer or a computing system.
See PDP-11 and Computer terminal
Computergram International
Computergram International was a daily, pre-Internet newsletter covering enterprise information technology, published in London by APT Data Services from 1984.
See PDP-11 and Computergram International
Control store
A control store is the part of a CPU's control unit that stores the CPU's microprogram.
Coprocessor
A coprocessor is a computer processor used to supplement the functions of the primary processor (the CPU).
CP/M
CP/M, originally standing for Control Program/Monitor and later Control Program for Microcomputers, is a mass-market operating system created in 1974 for Intel 8080/85-based microcomputers by Gary Kildall of Digital Research, Inc. CP/M is a disk operating system and its purpose is to organize files on a magnetic storage medium, and to load and run programs stored on a disk.
See PDP-11 and CP/M
CSI-DOS
CSI-DOS is an operating system, created in Samara, for the Soviet Elektronika BK-0011M and Elektronika BK-0011 microcomputers.
Current loop
In electrical signalling an analog current loop is used where a device must be monitored or controlled remotely over a pair of conductors.
Data General
Data General Corporation was one of the first minicomputer firms of the late 1960s.
Data General Nova
The Data General Nova is a series of 16-bit minicomputers released by the American company Data General. PDP-11 and Data General Nova are 16-bit computers.
See PDP-11 and Data General Nova
Datalogics
Datalogics is a computer software company formed in 1967 and based in Chicago, IL.
Datamation
Datamation is a computer magazine that was published in print form in the United States between 1957 and 1998,, Sharon Machlis // ComputerWorld, page 15, 19 January 1998 and has since continued publication on the web.
Datanet
DataNet, or Sustainable Digital Data Preservation and Access Network Partner, was a research program of the U.S. National Science Foundation Office of Cyberinfrastructure.
Debugger
A debugger or debugging tool is a computer program used to test and debug other programs (the "target" program).
Debugging
In engineering, debugging is the process of finding the root cause of and workarounds and possible fixes for bugs.
DEC BATCH-11/DOS-11
BATCH-11/DOS-11, also known simply as DOS-11, is a discontinued operating system by Digital Equipment Corporation (DEC) of Maynard, Massachusetts.
See PDP-11 and DEC BATCH-11/DOS-11
DEC GT40
DEC GT40 is a VT11 vector graphic terminal and general-purpose computer produced by the Digital Equipment Corporation, first introduced in October, 1972 (selling for “under $11,000”).
DEC J-11
The J-11 is a microprocessor chip set that implements the PDP-11 instruction set architecture (ISA) jointly developed by Digital Equipment Corporation and Intersil.
DEC Professional (computer)
The Professional 325 (PRO-325), Professional 350 (PRO-350), and Professional 380 (PRO-380) are PDP-11 compatible microcomputers. PDP-11 and DEC Professional (computer) are 16-bit computers.
See PDP-11 and DEC Professional (computer)
DEC T-11
The T-11, also known as DC310 or DCT11, is a microprocessor that implements the PDP-11 instruction set architecture (ISA) developed by Digital Equipment Corporation.
DECtape
DECtape, originally called Microtape, is a magnetic tape data storage medium used with many Digital Equipment Corporation computers, including the PDP-6, PDP-8, LINC-8, PDP-9, PDP-10, PDP-11, PDP-12, and the PDP-15.
DECwriter
The DECwriter series was a family of computer terminals from Digital Equipment Corporation (DEC).
DEMOS
DEMOS (Dialogovaya Edinaya Mobilnaya Operatsionnaya Sistema: lit) is a Unix-like operating system developed in the Soviet Union.
See PDP-11 and DEMOS
Digital Equipment Corporation
Digital Equipment Corporation (DEC), using the trademark Digital, was a major American company in the computer industry from the 1960s to the 1990s.
See PDP-11 and Digital Equipment Corporation
Direct memory access
Direct memory access (DMA) is a feature of computer systems that allows certain hardware subsystems to access main system memory independently of the central processing unit (CPU).
See PDP-11 and Direct memory access
Domain/OS
Domain/OS is the discontinued operating system used by the Apollo/Domain line of workstations manufactured by Apollo Computer.
Dot matrix printing
Dot matrix printing, sometimes called impact matrix printing, is a computer printing process in which ink is applied to a surface using a relatively low-resolution dot matrix for layout. PDP-11 and dot matrix printing are computer-related introductions in 1970.
See PDP-11 and Dot matrix printing
DVK
DVK (ДВК, Диалоговый вычислительный комплекс, Interactive Computing Complex) is a Soviet PDP-11-compatible personal computer.
See PDP-11 and DVK
East Germany
East Germany (Ostdeutschland), officially known as the German Democratic Republic (GDR; Deutsche Demokratische Republik,, DDR), was a country in Central Europe from its formation on 7 October 1949 until its reunification with West Germany on 3 October 1990.
Eastern Bloc
The Eastern Bloc, also known as the Communist Bloc (Combloc), the Socialist Bloc, and the Soviet Bloc, was the unofficial coalition of communist states of Central and Eastern Europe, Asia, Africa, and Latin America that were aligned with the Soviet Union and existed during the Cold War (1947–1991).
Electronika 60
The Electronika 60 (Электроника 60) is a computer made in the Soviet Union by Elektronika in Voronezh from 1978 until 1991.
Electronika BK
The Electronika BK is a series of 16-bit PDP-11-compatible home computers developed under the Electronika brand by NPO Scientific Center, then the leading microcomputer design team in the Soviet Union.
Embedded system
An embedded system is a computer system—a combination of a computer processor, computer memory, and input/output peripheral devices—that has a dedicated function within a larger mechanical or electronic system.
See PDP-11 and Embedded system
Englewood Cliffs, New Jersey
Englewood Cliffs is a borough in Bergen County, in the U.S. state of New Jersey.
See PDP-11 and Englewood Cliffs, New Jersey
Floating-point arithmetic
In computing, floating-point arithmetic (FP) is arithmetic that represents subsets of real numbers using an integer with a fixed precision, called the significand, scaled by an integer exponent of a fixed base.
See PDP-11 and Floating-point arithmetic
Floppy disk
A floppy disk or floppy diskette (casually referred to as a floppy, a diskette, or a disk) is a type of disk storage composed of a thin and flexible disk of a magnetic storage medium in a square or nearly square plastic enclosure lined with a fabric that removes dust particles from the spinning disk.
Forth (programming language)
Forth is a stack-oriented programming language and interactive integrated development environment designed by Charles H. "Chuck" Moore and first used by other programmers in 1970.
See PDP-11 and Forth (programming language)
Hard disk drive
A hard disk drive (HDD), hard disk, hard drive, or fixed disk is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating platters coated with magnetic material.
See PDP-11 and Hard disk drive
Hardware register
In digital electronics, especially computing, hardware registers are circuits typically composed of flip-flops, often with many characteristics similar to memory, such as.
See PDP-11 and Hardware register
Heathkit
Heathkit is the brand name of kits and other electronic products produced and marketed by the Heath Company.
Heathkit H11
The Heathkit H11 Computer is an early kit-format personal computer introduced in 1978. PDP-11 and Heathkit H11 are 16-bit computers.
History of the Berkeley Software Distribution
The history of the Berkeley Software Distribution begins in the 1970s.
See PDP-11 and History of the Berkeley Software Distribution
HP 9000
HP 9000 is a line of workstation and server computer systems produced by the Hewlett-Packard (HP) Company.
HP-UX
HP-UX (from "Hewlett Packard Unix") is Hewlett Packard Enterprise's proprietary implementation of the Unix operating system, based on Unix System V (initially System III) and first released in 1984.
See PDP-11 and HP-UX
Hungary
Hungary is a landlocked country in Central Europe.
I386
The Intel 386, originally released as 80386 and later renamed i386, is a 32-bit microprocessor designed by Intel.
See PDP-11 and I386
IBM Personal Computer
The IBM Personal Computer (model 5150, commonly known as the IBM PC) is the first microcomputer released in the IBM PC model line and the basis for the IBM PC compatible ''de facto'' standard. PDP-11 and IBM Personal Computer are 16-bit computers.
See PDP-11 and IBM Personal Computer
Industrial process control
Industrial process control (IPC) or simply process control is a system used in modern manufacturing which uses the principles of control theory and physical industrial control systems to monitor, control and optimize continuous industrial production processes using control algorithms.
See PDP-11 and Industrial process control
Input/output
In computing, input/output (I/O, i/o, or informally io or IO) is the communication between an information processing system, such as a computer, and the outside world, such as another computer system, peripherals, or a human operator.
Instruction set architecture
In computer science, an instruction set architecture (ISA) is an abstract model that generally defines how software controls the CPU in a computer or a family of computers.
See PDP-11 and Instruction set architecture
Integrated circuit
An integrated circuit (IC), also known as a microchip, computer chip, or simply chip, is a small electronic device made up of multiple interconnected electronic components such as transistors, resistors, and capacitors.
See PDP-11 and Integrated circuit
Intel
Intel Corporation is an American multinational corporation and technology company headquartered in Santa Clara, California, and incorporated in Delaware.
See PDP-11 and Intel
Intel 80286
The Intel 80286 (also marketed as the iAPX 286 and often called Intel 286) is a 16-bit microprocessor that was introduced on February 1, 1982.
Intel 8088
The Intel 8088 ("eighty-eighty-eight", also called iAPX 88) microprocessor is a variant of the Intel 8086.
International Bell Telephone Company
The International Bell Telephone Company (IBTC) of Brussels, Belgium, was created in 1879 by the Bell Telephone Company of Boston, Massachusetts, a precursor entity to the American Telephone and Telegraph Company (AT&T), initially to sell imported telephones and switchboards in Continental Europe.
See PDP-11 and International Bell Telephone Company
Interrupt
In digital computers, an interrupt (sometimes referred to as a trap) is a request for the processor to interrupt currently executing code (when permitted), so that the event can be processed in a timely manner.
Interrupt priority level
The interrupt priority level (IPL) is a part of the current system interrupt state, which indicates the interrupt requests that will currently be accepted.
See PDP-11 and Interrupt priority level
Interrupt vector table
An interrupt vector table (IVT) is a data structure that associates a list of interrupt handlers with a list of interrupt requests in a table of interrupt vectors.
See PDP-11 and Interrupt vector table
J/psi meson
The (J/psi) meson is a subatomic particle, a flavor-neutral meson consisting of a charm quark and a charm antiquark.
Ken Olsen
Kenneth Harry Olsen (February 20, 1926 – February 6, 2011) was an American engineer who co-founded Digital Equipment Corporation (DEC) in 1957 with colleague Harlan Anderson and his brother Stan Olsen.
Kilobyte
The kilobyte is a multiple of the unit byte for digital information.
LINC
The LINC (Laboratory INstrument Computer) is a 12-bit, 2048-word transistorized computer.
See PDP-11 and LINC
Line printer
A line printer prints one entire line of text before advancing to another line.
Linear particle accelerator
A linear particle accelerator (often shortened to linac) is a type of particle accelerator that accelerates charged subatomic particles or ions to a high speed by subjecting them to a series of oscillating electric potentials along a linear beamline.
See PDP-11 and Linear particle accelerator
Linux
Linux is both an open-source Unix-like kernel and a generic name for a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds.
See PDP-11 and Linux
Logic gate
A logic gate is a device that performs a Boolean function, a logical operation performed on one or more binary inputs that produces a single binary output.
Mac (computer)
Mac, short for Macintosh (its official name until 1999), is a family of personal computers designed and marketed by Apple.
Machining
Machining is a manufacturing process where a desired shape or part is created using the controlled removal of material, most often metal, from a larger piece of raw material by cutting.
MACRO-11
MACRO-11 is an assembly language with macro facilities, designed for PDP-11 minicomputer family from Digital Equipment Corporation (DEC).
Magnetic-core memory
In computing, magnetic-core memory is a form of random-access memory.
See PDP-11 and Magnetic-core memory
Massbus
The Massbus is a high-performance computer input/output bus designed in the 1970s by Digital Equipment Corporation (DEC).
MCP-1600
The MCP-1600 is a multi-chip 16-bit microprocessor introduced by Western Digital in 1975 and produced through the early 1980s.
Megabyte
The megabyte is a multiple of the unit byte for digital information.
Memory protection
Memory protection is a way to control memory access rights on a computer, and is a part of most modern instruction set architectures and operating systems.
See PDP-11 and Memory protection
Memory-mapped I/O and port-mapped I/O
Memory-mapped I/O (MMIO) and port-mapped I/O (PMIO) are two complementary methods of performing input/output (I/O) between the central processing unit (CPU) and peripheral devices in a computer (often mediating access via chipset).
See PDP-11 and Memory-mapped I/O and port-mapped I/O
Mentec
Mentec International Ltd was founded in 1978 and initially focused on the development of monitoring and control software and systems.
Microcode
In processor design, microcode serves as an intermediary layer situated between the central processing unit (CPU) hardware and the programmer-visible instruction set architecture of a computer, also known as its machine code.
Micrometre
The micrometre (Commonwealth English) as used by the International Bureau of Weights and Measures; SI symbol: μm) or micrometer (American English), also commonly known by the non-SI term micron, is a unit of length in the International System of Units (SI) equalling (SI standard prefix "micro-".
Microprocessor
A microprocessor is a computer processor for which the data processing logic and control is included on a single integrated circuit (IC), or a small number of ICs.
Microsoft
Microsoft Corporation is an American multinational corporation and technology company headquartered in Redmond, Washington.
MicroVAX
The MicroVAX is a discontinued family of low-cost minicomputers developed and manufactured by Digital Equipment Corporation (DEC).
Minicomputer
A minicomputer, or colloquially mini, is a type of smaller general-purpose computer developed in the mid-1960s and sold at a much lower price than mainframe and mid-size computers from IBM and its direct competitors.
MK-DOS
MK-DOS was one of the most widespread operating systems for Elektronika BK personal computers, developed by Mikhail Korolev and Dmitriy Butyrskiy from 1993.
MONECS
MONECS ('''Mon'''ash University Educational Computing System) was a computer operating system with BASIC, COBOL, FORTRAN, Pascal interpreters, plus machine language facility.
Motorola 68000
The Motorola 68000 (sometimes shortened to Motorola 68k or m68k and usually pronounced "sixty-eight-thousand") is a 16/32-bit complex instruction set computer (CISC) microprocessor, introduced in 1979 by Motorola Semiconductor Products Sector.
MS-DOS
MS-DOS (acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft.
Multi-Environment Real-Time
Multi-Environment Real-Time (MERT), later renamed UNIX Real-Time (UNIX-RT), is a hybrid time-sharing and real-time operating system developed in the 1970s at Bell Labs for use in embedded minicomputers (especially PDP-11s).
See PDP-11 and Multi-Environment Real-Time
MUMPS
MUMPS ("Massachusetts General Hospital Utility Multi-Programming System"), or M, is an imperative, high-level programming language with an integrated transaction processing key–value database.
See PDP-11 and MUMPS
Nesting (computing)
In computing science and informatics, nesting is where information is organized in layers, or where objects contain other similar objects.
See PDP-11 and Nesting (computing)
Network throughput
Network throughput (or just throughput, when in context) refers to the rate of message delivery over a communication channel, such as Ethernet or packet radio, in a communication network.
See PDP-11 and Network throughput
Niche market
A niche market is the subset of the market on which a specific product is focused.
Nobel Prize
The Nobel Prizes (Nobelpriset; Nobelprisen) are five separate prizes awarded to those who, during the preceding year, have conferred the greatest benefit to humankind, as established by the 1895 will of Swedish chemist, engineer, and industrialist Alfred Nobel, in the year before he died.
Numerical control
In machining, numerical control, also called computer numerical control (CNC), is the automated control of tools by means of a computer.
See PDP-11 and Numerical control
Octal
Octal (base 8) is a numeral system with eight as the base.
See PDP-11 and Octal
Operating system
An operating system (OS) is system software that manages computer hardware and software resources, and provides common services for computer programs.
See PDP-11 and Operating system
Original equipment manufacturer
An original equipment manufacturer (OEM) is generally perceived as a company that produces parts and equipment that may be marketed by another manufacturer.
See PDP-11 and Original equipment manufacturer
Orthogonal instruction set
In computer engineering, an orthogonal instruction set is an instruction set architecture where all instruction types can use all addressing modes.
See PDP-11 and Orthogonal instruction set
PDP-10
Digital Equipment Corporation (DEC)'s PDP-10, later marketed as the DECsystem-10, is a mainframe computer family manufactured beginning in 1966 and discontinued in 1983.
PDP-11/73
The PDP-11/73 (strictly speaking, the MicroPDP-11/73) was the third generation of the PDP-11 series of 16-bit minicomputers produced by Digital Equipment Corporation to use LSI processors.
PDP-4
The PDP-4 was the successor to the Digital Equipment Corporation's PDP-1.
See PDP-11 and PDP-4
PDP-5
The PDP-5 was Digital Equipment Corporation's first 12-bit computer, introduced in 1963.
See PDP-11 and PDP-5
PDP-8
The PDP-8 is a family of 12-bit minicomputers that was produced by Digital Equipment Corporation (DEC).
See PDP-11 and PDP-8
Per Brinch Hansen
Per Brinch Hansen (13 November 1938 – 31 July 2007) was a Danish-American computer scientist known for his work in operating systems, concurrent programming and parallel and distributed computing.
See PDP-11 and Per Brinch Hansen
Peripheral
A peripheral device, or simply peripheral, is an auxiliary hardware device that a computer uses to transfer information externally.
Physical Review Letters
Physical Review Letters (PRL), established in 1958, is a peer-reviewed, scientific journal that is published 52 times per year by the American Physical Society.
See PDP-11 and Physical Review Letters
Pilkington
Pilkington is a glass-manufacturing company which is based in Lathom, Lancashire, England.
PL-11
PL-11 is a high-level machine-oriented programming language for the PDP-11, developed by R.D. Russell of CERN in 1971.
See PDP-11 and PL-11
Poland
Poland, officially the Republic of Poland, is a country in Central Europe.
Position-independent code
In computing, position-independent code (PIC) or position-independent executable (PIE) is a body of machine code that executes properly regardless of its memory address.
See PDP-11 and Position-independent code
Power-on self-test
A power-on self-test (POST) is a process performed by firmware or software routines immediately after a computer or other digital electronic device is powered on.
See PDP-11 and Power-on self-test
Prentice Hall
Prentice Hall was a major American educational publisher.
Programmed Data Processor
Programmed Data Processor (PDP), referred to by some customers, media and authors as "Programmable Data Processor," is a term used by the Digital Equipment Corporation from 1957 to 1990 for several lines of minicomputers.
See PDP-11 and Programmed Data Processor
Punched card
A punched card (also punch card or punched-card) is a piece of card stock that stores digital data using punched holes.
Punched tape
Five- and eight-hole wide punched paper tape Paper tape reader on the Harwell computer with a small piece of five-hole tape connected in a circle – creating a physical program loop Punched tape or perforated paper tape is a form of data storage device that consists of a long strip of paper through which small holes are punched.
Q-Bus
The Q-bus, also known as the LSI-11 Bus, is one of several bus technologies used with PDP and MicroVAX computer systems previously manufactured by the Digital Equipment Corporation of Maynard, Massachusetts.
See PDP-11 and Q-Bus
Real-time computing
Real-time computing (RTC) is the computer science term for hardware and software systems subject to a "real-time constraint", for example from event to system response.
See PDP-11 and Real-time computing
RK05
Digital Equipment Corporation's RK05 is a disk drive whose removable disk pack can hold about 2.5 megabytes of data.
See PDP-11 and RK05
RL02
RL01 and RL02 drives are moving head magnetic disk drives manufactured by Digital Equipment Corporation for the PDP-8 and PDP-11 microcomputers.
See PDP-11 and RL02
Romania
Romania is a country located at the crossroads of Central, Eastern, and Southeast Europe.
Router (computing)
A router is a computer and networking device that forwards data packets between computer networks, including internetworks such as the global Internet.
See PDP-11 and Router (computing)
RS-232
In telecommunications, RS-232 or Recommended Standard 232 is a standard originally introduced in 1960 for serial communication transmission of data.
RSTS/E
RSTS is a multi-user time-sharing operating system developed by Digital Equipment Corporation (DEC, now part of Hewlett-Packard) for the PDP-11 series of 16-bit minicomputers.
RSX-11
RSX-11 is a discontinued family of multi-user real-time operating systems for PDP-11 computers created by Digital Equipment Corporation.
RT-11
RT-11 (Real-time 11) is a discontinued small, low-end, single-user real-time operating system for the full line of Digital Equipment Corporation PDP-11 16-bit computers.
See PDP-11 and RT-11
RTL/2
RTL/2 (Real-Time Language) is a discontinued high-level programming language for use in real-time computing, developed at Imperial Chemical Industries, Ltd.
See PDP-11 and RTL/2
Samuel C. C. Ting
Samuel Chao Chung Ting (born January 27, 1936) is an American physicist who, with Burton Richter, received the Nobel Prize in 1976 for discovering the subatomic J/ψ particle.
See PDP-11 and Samuel C. C. Ting
Serial port
A serial port is a serial communication interface through which information transfers in or out sequentially one bit at a time.
SGI IRIS
The SGI IRIS series of terminals and workstations from Silicon Graphics was produced in the 1980s and 1990s.
Silicon Graphics
Silicon Graphics, Inc. (stylized as SiliconGraphics before 1999, later rebranded SGI, historically known as Silicon Graphics Computer Systems or SGCS) was an American high-performance computing manufacturer, producing computer hardware and software.
See PDP-11 and Silicon Graphics
SIMH
SIMH is a free and open source, multi-platform multi-system emulator.
See PDP-11 and SIMH
SM EVM
SM EVM (СМ ЭВМ, abbreviation of Система МалыхЭВМ—literally System of Mini Computers) are several types of Soviet and Comecon minicomputers produced from 1975 through the 1980s.
SM-1420
The SM-1420 (CM-1420) is a 16 bit DEC PDP-11/45 minicomputer clone, and the successor to SM-4 in Soviet Bloc countries.
SM-4
The SM-4 (CM-4) is a PDP-11/40 compatible system, manufactured in the Eastern Bloc in the 1980s.
See PDP-11 and SM-4
Soviet Union
The Union of Soviet Socialist Republics (USSR), commonly known as the Soviet Union, was a transcontinental country that spanned much of Eurasia from 1922 to 1991.
Star Wars
Star Wars is an American epic space opera media franchise created by George Lucas, which began with the eponymous 1977 film and quickly became a worldwide pop culture phenomenon.
Sun Microsystems
Sun Microsystems, Inc. (Sun for short) was an American technology company that sold computers, computer components, software, and information technology services and created the Java programming language, the Solaris operating system, ZFS, the Network File System (NFS), and SPARC microprocessors.
See PDP-11 and Sun Microsystems
Sun-1
Sun-1 was the first generation of UNIX computer workstations and servers produced by Sun Microsystems, launched in May 1982.
See PDP-11 and Sun-1
SunOS
SunOS is a Unix-branded operating system developed by Sun Microsystems for their workstation and server computer systems.
See PDP-11 and SunOS
Superminicomputer
A superminicomputer, colloquially supermini, is a high-end minicomputer.
See PDP-11 and Superminicomputer
System bus
A system bus is a single computer bus that connects the major components of a computer system, combining the functions of a data bus to carry information, an address bus to determine where it should be sent or read from, and a control bus to determine its operation.
Systems Network Architecture
Systems Network Architecture (SNA) is IBM's proprietary networking architecture, created in 1974.
See PDP-11 and Systems Network Architecture
Systime Computers
Systime Computers Ltd was a British computer manufacturer and systems integrator of the 1970s and 1980s. During the late 1970s and early 1980s, Systime became the second-largest British manufacturer of computers, specializing in the minicomputer market. The company was based in Leeds, England, and founded in 1973.
See PDP-11 and Systime Computers
Teradyne
Teradyne, Inc., is an American automatic test equipment (ATE) designer and manufacturer based in North Reading, Massachusetts.
Terminal server
A terminal server connects devices with a serial port to a local area network (LAN).
See PDP-11 and Terminal server
Texas Instruments
Texas Instruments Incorporated (TI) is an American multinational semiconductor company headquartered in Dallas, Texas.
See PDP-11 and Texas Instruments
Therac-25
The Therac-25 is a computer-controlled radiation therapy machine produced by Atomic Energy of Canada Limited (AECL) in 1982 after the Therac-6 and Therac-20 units (the earlier units had been produced in partnership with italic of France).
Time-sharing
In computing, time-sharing is the concurrent sharing of a computing resource among many tasks or users by giving each task or user a small slice of processing time.
Timișoara
Timișoara (Temeswar, also Temeschwar or Temeschburg; Temesvár; Temišvar; see other names) is the capital city of Timiș County, Banat, and the main economic, social and cultural centre in Western Romania.
Transistor–transistor logic
Transistor–transistor logic (TTL) is a logic family built from bipolar junction transistors.
See PDP-11 and Transistor–transistor logic
TRIPOS
TRIPOS (TRIvial Portable Operating System) is a computer operating system.
TSX-Plus
TSX-Plus is a multi-user operating system for the PDP-11/LSI-11 series of computers.
UCSD Pascal
UCSD Pascal is a Pascal programming language system that runs on the UCSD p-System, a portable, highly machine-independent operating system.
UKNC
UKNC (УКНЦ) is a Soviet PDP-11-compatible educational micro computer, aimed at teaching school informatics courses.
See PDP-11 and UKNC
Ultrix
Ultrix (officially all-caps ULTRIX) is the brand name of Digital Equipment Corporation's (DEC) discontinued native Unix operating systems for the PDP-11, VAX, MicroVAX and DECstations.
Unibus
The Unibus was the earliest of several computer bus and backplane designs used with PDP-11 and early VAX systems manufactured by the Digital Equipment Corporation (DEC) of Maynard, Massachusetts.
Unimation
Unimation was the world's first robotics company.
Uniprocessor system
A uniprocessor system is defined as a computer system that has a single central processing unit that is used to execute computer tasks.
See PDP-11 and Uniprocessor system
University of Illinois Urbana-Champaign
The University of Illinois Urbana-Champaign (UIUC, U of I, Illinois, or University of Illinois) is a public land-grant research university in the Champaign–Urbana metropolitan area, Illinois, United States.
See PDP-11 and University of Illinois Urbana-Champaign
Unix
Unix (trademarked as UNIX) is a family of multitasking, multi-user computer operating systems that derive from the original AT&T Unix, whose development started in 1969 at the Bell Labs research center by Ken Thompson, Dennis Ritchie, and others.
See PDP-11 and Unix
UNIX System III
UNIX System III (or System 3) is a discontinued version of the Unix operating system released by AT&T's Unix Support Group (USG).
See PDP-11 and UNIX System III
UNIX System V
Unix System V (pronounced: "System Five") is one of the first commercial versions of the Unix operating system.
VAX
VAX (an acronym for Virtual Address eXtension) is a series of computers featuring a 32-bit instruction set architecture (ISA) and virtual memory that was developed and sold by Digital Equipment Corporation (DEC) in the late 20th century.
See PDP-11 and VAX
VAX 8000
The VAX 8000 is a discontinued family of superminicomputers developed and manufactured by Digital Equipment Corporation (DEC) using processors implementing the VAX instruction set architecture (ISA).
VAX-11
The VAX-11 is a discontinued family of 32-bit superminicomputers, running the Virtual Address eXtension (VAX) instruction set architecture (ISA), developed and manufactured by Digital Equipment Corporation (DEC).
VAXBI bus
The VAXBI bus (VAX Bus Interconnect bus) is a computer bus designed and sold by the Digital Equipment Corporation (DEC) of Maynard, Massachusetts.
Vector graphics
Vector graphics are a form of computer graphics in which visual images are created directly from geometric shapes defined on a Cartesian plane, such as points, lines, curves and polygons.
See PDP-11 and Vector graphics
Venix
Venix is a discontinued version of the Unix operating system for low-end computers, developed by VenturCom, a "company that specialises in the skinniest implementations of Unix".
See PDP-11 and Venix
Version 6 Unix
Sixth Edition Unix, also called Version 6 Unix or just V6, was the first version of the Unix operating system to see wide release outside Bell Labs.
Version 7 Unix
Version 7 Unix, also called Seventh Edition Unix, Version 7 or just V7, was an important early release of the Unix operating system.
VT05
The VT05 is the first free-standing CRT computer terminal from Digital Equipment Corporation introduced in 1970. PDP-11 and VT05 are computer-related introductions in 1970.
See PDP-11 and VT05
VT100
The VT100 is a video terminal, introduced in August 1978 by Digital Equipment Corporation (DEC).
See PDP-11 and VT100
VT220
The VT200 series is a family of computer terminals introduced by Digital Equipment Corporation (DEC) in November 1983.
See PDP-11 and VT220
VT52
The VT50 is a CRT-based computer terminal that was introduced by Digital Equipment Corporation (DEC) in July 1974.
See PDP-11 and VT52
Wang Laboratories
Wang Laboratories was a US computer company founded in 1951 by An Wang and G. Y. Chu.
See PDP-11 and Wang Laboratories
Western Digital
Western Digital Corporation (WDC, commonly known as Western Digital or WD) is an American computer drive manufacturer and data storage company, headquartered in San Jose, California.
See PDP-11 and Western Digital
Wire wrap
Close-up of a wire-wrap connection Typical wire wrap construction of Bell System telephone crossbar switch. Some types of connection were soldered. Wire wrap is an electronic component assembly technique that was invented to wire telephone crossbar switches, and later adapted to construct electronic circuit boards.
Word (computer architecture)
In computing, a word is the natural unit of data used by a particular processor design.
See PDP-11 and Word (computer architecture)
Workstation
A workstation is a special computer designed for technical or scientific applications.
X.25
X.25 is an ITU-T standard protocol suite for packet-switched data communication in wide area networks (WAN).
See PDP-11 and X.25
X86
x86 (also known as 80x86 or the 8086 family) is a family of complex instruction set computer (CISC) instruction set architectures initially developed by Intel based on the 8086 microprocessor and its 8-bit-external-bus variant, the 8088.
See PDP-11 and X86
Xenix
Xenix is a discontinued version of the Unix operating system for various microcomputer platforms, licensed by Microsoft from AT&T Corporation in the late 1970s.
See PDP-11 and Xenix
Xinu
XINU Is Not Unix (XINU, a recursive acronym), is an operating system for embedded systems, originally developed by Douglas Comer for educational use at Purdue University in the 1980s.
See PDP-11 and Xinu
Year 2000 problem
The year 2000 problem, or simply Y2K, refers to potential computer errors related to the formatting and storage of calendar data for dates in and after the year 2000.
See PDP-11 and Year 2000 problem
16-bit computing
16-bit microcomputers are microcomputers that use 16-bit microprocessors. PDP-11 and 16-bit computing are 16-bit computers.
See PDP-11 and 16-bit computing
9-track tape
9-track tape is a format for magnetic-tape data storage, introduced with the IBM System/360 in 1964.
See also
- 74181
- CID-201
- Datapoint 2200
- Dot matrix printing
- F-14 CADC
- Hazeltine 2000
- Honeywell 6000 series
- IBM System/370
- IBM System/370 Model 145
- IBM System/370 Model 155
- IBM System/370 Model 165
- ISBN
- Intel 1103
- ND812
- PDP-11
- PDP-15
- PDP-8/e
- Raytheon 704
- VT05
References
[1] https://en.wikipedia.org/wiki/PDP-11
Also known as CR11, DEC PCP-11, DEC PDP-11, DEC PDP-11/45, DECSA, DL11, DL11-W, KL11, LP11, LSI-11, Micro PDP-11, OS/45, PC11, PDP 11, PDP 11/23, PDP 11/45, PDP eleven, PDP-11/03, PDP-11/20, PDP-11/23, PDP-11/40, PDP-11/45, PDP-11/70, PDP11, PR11, RX01.
, Debugging, DEC BATCH-11/DOS-11, DEC GT40, DEC J-11, DEC Professional (computer), DEC T-11, DECtape, DECwriter, DEMOS, Digital Equipment Corporation, Direct memory access, Domain/OS, Dot matrix printing, DVK, East Germany, Eastern Bloc, Electronika 60, Electronika BK, Embedded system, Englewood Cliffs, New Jersey, Floating-point arithmetic, Floppy disk, Forth (programming language), Hard disk drive, Hardware register, Heathkit, Heathkit H11, History of the Berkeley Software Distribution, HP 9000, HP-UX, Hungary, I386, IBM Personal Computer, Industrial process control, Input/output, Instruction set architecture, Integrated circuit, Intel, Intel 80286, Intel 8088, International Bell Telephone Company, Interrupt, Interrupt priority level, Interrupt vector table, J/psi meson, Ken Olsen, Kilobyte, LINC, Line printer, Linear particle accelerator, Linux, Logic gate, Mac (computer), Machining, MACRO-11, Magnetic-core memory, Massbus, MCP-1600, Megabyte, Memory protection, Memory-mapped I/O and port-mapped I/O, Mentec, Microcode, Micrometre, Microprocessor, Microsoft, MicroVAX, Minicomputer, MK-DOS, MONECS, Motorola 68000, MS-DOS, Multi-Environment Real-Time, MUMPS, Nesting (computing), Network throughput, Niche market, Nobel Prize, Numerical control, Octal, Operating system, Original equipment manufacturer, Orthogonal instruction set, PDP-10, PDP-11/73, PDP-4, PDP-5, PDP-8, Per Brinch Hansen, Peripheral, Physical Review Letters, Pilkington, PL-11, Poland, Position-independent code, Power-on self-test, Prentice Hall, Programmed Data Processor, Punched card, Punched tape, Q-Bus, Real-time computing, RK05, RL02, Romania, Router (computing), RS-232, RSTS/E, RSX-11, RT-11, RTL/2, Samuel C. C. Ting, Serial port, SGI IRIS, Silicon Graphics, SIMH, SM EVM, SM-1420, SM-4, Soviet Union, Star Wars, Sun Microsystems, Sun-1, SunOS, Superminicomputer, System bus, Systems Network Architecture, Systime Computers, Teradyne, Terminal server, Texas Instruments, Therac-25, Time-sharing, Timișoara, Transistor–transistor logic, TRIPOS, TSX-Plus, UCSD Pascal, UKNC, Ultrix, Unibus, Unimation, Uniprocessor system, University of Illinois Urbana-Champaign, Unix, UNIX System III, UNIX System V, VAX, VAX 8000, VAX-11, VAXBI bus, Vector graphics, Venix, Version 6 Unix, Version 7 Unix, VT05, VT100, VT220, VT52, Wang Laboratories, Western Digital, Wire wrap, Word (computer architecture), Workstation, X.25, X86, Xenix, Xinu, Year 2000 problem, 16-bit computing, 9-track tape.