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IBM System/4 Pi

Index IBM System/4 Pi

The IBM System/4 Pi is a family of avionics computers used, in various versions, on the F-15 Eagle fighter, E-3 Sentry, AWACS, Harpoon Missile, NASA's Skylab, MOL, and the Space Shuttle, as well as other aircraft. [1]

43 relations: Assembly language, Attack aircraft, Avionics, Boeing B-52 Stratofortress, Boeing E-3 Sentry, Channel I/O, Computer, Degree (angle), Dimension, Glass cockpit, Grumman A-6 Intruder, Guidance, navigation, and control, HAL/S, High-level programming language, IBM, IBM mainframe, IBM System/360, Instruction set architecture, Instructions per second, JOVIAL, Magnetic-core memory, Manned Orbiting Laboratory, McDonnell Douglas F-15 Eagle, Mega-, Microcode, Microprocessor, NASA, Pi, Processor register, Project Gemini, Redundancy (engineering), Rockwell B-1 Lancer, Semiconductor memory, Skylab, Solid angle, Space Shuttle program, Status register, Steradian, Triple modular redundancy, United States Air Force, Word (computer architecture), 16-bit, 32-bit.

Assembly language

An assembly (or assembler) language, often abbreviated asm, is a low-level programming language, in which there is a very strong (but often not one-to-one) correspondence between the assembly program statements and the architecture's machine code instructions.

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Attack aircraft

An attack aircraft, strike aircraft, or attack bomber, is a tactical military aircraft that has a primary role of carrying out airstrikes with greater precision than bombers, and is prepared to encounter strong low-level air defenses while pressing the attack.

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Avionics

Avionics are the electronic systems used on aircraft, artificial satellites, and spacecraft.

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Boeing B-52 Stratofortress

The Boeing B-52 Stratofortress is an American long-range, subsonic, jet-powered strategic bomber.

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Boeing E-3 Sentry

The Boeing E-3 Sentry, commonly known as AWACS, is an American airborne early warning and control (AEW&C) aircraft developed by Boeing.

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Channel I/O

In computing, channel I/O is a high-performance input/output (I/O) architecture that is implemented in various forms on a number of computer architectures, especially on mainframe computers.

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Computer

A computer is a device that can be instructed to carry out sequences of arithmetic or logical operations automatically via computer programming.

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Degree (angle)

A degree (in full, a degree of arc, arc degree, or arcdegree), usually denoted by ° (the degree symbol), is a measurement of a plane angle, defined so that a full rotation is 360 degrees.

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Dimension

In physics and mathematics, the dimension of a mathematical space (or object) is informally defined as the minimum number of coordinates needed to specify any point within it.

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Glass cockpit

A glass cockpit is an aircraft cockpit that features electronic (digital) flight instrument displays, typically large LCD screens, rather than the traditional style of analog dials and gauges.

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Grumman A-6 Intruder

The Grumman A-6 Intruder is an American, twinjet, mid-wing all-weather attack aircraft built by Grumman Aerospace.

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Guidance, navigation, and control

Guidance, navigation and control (abbreviated GNC, GN&C, or G&C) is a branch of engineering dealing with the design of systems to control the movement of vehicles, especially, automobiles, ships, aircraft, and spacecraft.

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HAL/S

HAL/S (High-order Assembly Language/Shuttle) is a real-time aerospace programming language compiler and cross-compiler for avionics applications used by NASA and associated agencies (JPL, etc.). It has been used in many U.S. space projects since 1973 and its most significant use was in the Space Shuttle program (approximately 85% of the Shuttle software is coded in HAL/S).

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High-level programming language

In computer science, a high-level programming language is a programming language with strong abstraction from the details of the computer.

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IBM

The International Business Machines Corporation (IBM) is an American multinational technology company headquartered in Armonk, New York, United States, with operations in over 170 countries.

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IBM mainframe

IBM mainframes are large computer systems produced by IBM since 1952.

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IBM System/360

The IBM System/360 (S/360) is a family of mainframe computer systems that was announced by IBM on April 7, 1964, and delivered between 1965 and 1978.

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Instruction set architecture

An instruction set architecture (ISA) is an abstract model of a computer.

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Instructions per second

Instructions per second (IPS) is a measure of a computer's processor speed.

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JOVIAL

JOVIAL is a high-level computer programming language similar to ALGOL, specialized for the development of embedded systems (specialized computer systems designed to perform one or a few dedicated functions, usually embedded as part of a complete device including mechanical parts).

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Magnetic-core memory

Magnetic-core memory was the predominant form of random-access computer memory for 20 years between about 1955 and 1975.

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Manned Orbiting Laboratory

The Manned Orbiting Laboratory (MOL), originally referred to as the Manned Orbital Laboratory, was part of the United States Air Force's manned spaceflight program, a successor to the cancelled Boeing X-20 Dyna-Soar military reconnaissance space plane project.

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McDonnell Douglas F-15 Eagle

The McDonnell Douglas F-15 Eagle is an American twin-engine, all-weather tactical fighter aircraft designed by McDonnell Douglas (now Boeing) to gain and maintain air supremacy in all aspects of aerial combat.

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Mega-

Mega is a unit prefix in metric systems of units denoting a factor of one million (106 or 000).

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Microcode

Microcode is a computer hardware technique that imposes an interpreter between the CPU hardware and the programmer-visible instruction set architecture of the computer.

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Microprocessor

A microprocessor is a computer processor that incorporates the functions of a central processing unit on a single integrated circuit (IC), or at most a few integrated circuits.

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NASA

The National Aeronautics and Space Administration (NASA) is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research.

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Pi

The number is a mathematical constant.

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Processor register

In computer architecture, a processor register is a quickly accessible location available to a computer's central processing unit (CPU).

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Project Gemini

Project Gemini was NASA's second human spaceflight program.

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Redundancy (engineering)

In engineering, redundancy is the duplication of critical components or functions of a system with the intention of increasing reliability of the system, usually in the form of a backup or fail-safe, or to improve actual system performance, such as in the case of GNSS receivers, or multi-threaded computer processing.

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Rockwell B-1 Lancer

The Rockwell B-1 LancerThe name "Lancer" is only applied to the B-1B version, after the program was revived.

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Semiconductor memory

Semiconductor memory is a digital electronic data storage device, often used as computer memory, implemented with semiconductor electronic devices on an integrated circuit (IC).

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Skylab

Skylab was the United States' space station that orbited the Earth from 1973 to 1979, when it fell back to Earth amid huge worldwide media attention.

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Solid angle

In geometry, a solid angle (symbol) is a measure of the amount of the field of view from some particular point that a given object covers.

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Space Shuttle program

The Space Shuttle program was the fourth human spaceflight program carried out by the National Aeronautics and Space Administration (NASA), which accomplished routine transportation for Earth-to-orbit crew and cargo from 1981 to 2011.

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Status register

A status register, flag register, or condition code register (CCR) is a collection of status flag bits for a processor.

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Steradian

No description.

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Triple modular redundancy

In computing, triple modular redundancy, sometimes called triple-mode redundancy, (TMR) is a fault-tolerant form of N-modular redundancy, in which three systems perform a process and that result is processed by a majority-voting system to produce a single output.

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United States Air Force

The United States Air Force (USAF) is the aerial and space warfare service branch of the United States Armed Forces.

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Word (computer architecture)

In computing, a word is the natural unit of data used by a particular processor design.

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16-bit

16-bit microcomputers are computers in which 16-bit microprocessors were the norm.

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32-bit

32-bit microcomputers are computers in which 32-bit microprocessors are the norm.

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Redirects here:

AP-101, IBM AP-101, System 4 Pi, System/4 Pi.

References

[1] https://en.wikipedia.org/wiki/IBM_System/4_Pi

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