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Accumulator (computing)

Index Accumulator (computing)

In a computer's central processing unit (CPU), an accumulator is a register in which intermediate arithmetic and logic results are stored. [1]

44 relations: Adding machine, Arithmetic logic unit, Blaise Pascal, Central processing unit, Computer, Computer architecture, Computer data storage, Data General Nova, Digital Equipment Corporation, Donald Knuth, Drum memory, ENIAC, Gottfried Wilhelm Leibniz, HP 2100, IBM 650, IBM 701, IBM 7070, Institute for Advanced Study, Instruction set architecture, Intel 4004, Intel 8008, Intel 8080, Intel 8086, Intel MCS-51, J. Presper Eckert, Mainframe computer, Maynard, Massachusetts, Memory address, Microcomputer, Microcontroller, MIX, MOS Technology 6502, Operand, PDP-1, PDP-11, PDP-8, PIC microcontroller, Processor register, Punched card, Supercomputer, TX-0, Whirlwind I, X86, X86-64.

Adding machine

An adding machine was a class of mechanical calculator, usually specialized for bookkeeping calculations.

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Arithmetic logic unit

An arithmetic logic unit (ALU) is a combinational digital electronic circuit that performs arithmetic and bitwise operations on integer binary numbers.

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Blaise Pascal

Blaise Pascal (19 June 1623 – 19 August 1662) was a French mathematician, physicist, inventor, writer and Catholic theologian.

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Central processing unit

A central processing unit (CPU) is the electronic circuitry within a computer that carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions.

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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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Computer architecture

In computer engineering, computer architecture is a set of rules and methods that describe the functionality, organization, and implementation of computer systems.

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Computer data storage

Computer data storage, often called storage or memory, is a technology consisting of computer components and recording media that are used to retain digital data.

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Data General Nova

The Data General Nova is a series of 16-bit minicomputers released by the American company Data General.

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Digital Equipment Corporation

Digital Equipment Corporation, also known as DEC and using the trademark Digital, was a major American company in the computer industry from the 1950s to the 1990s.

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Donald Knuth

Donald Ervin Knuth (born January 10, 1938) is an American computer scientist, mathematician, and professor emeritus at Stanford University.

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Drum memory

Drum memory was a magnetic data storage device invented by Gustav Tauschek in 1932 in Austria.

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ENIAC

ENIAC (Electronic Numerical Integrator and Computer) was amongst the earliest electronic general-purpose computers made.

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Gottfried Wilhelm Leibniz

Gottfried Wilhelm (von) Leibniz (or; Leibnitz; – 14 November 1716) was a German polymath and philosopher who occupies a prominent place in the history of mathematics and the history of philosophy.

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HP 2100

The HP 2100 was a series of minicomputers produced by Hewlett-Packard (HP) from the mid-1960s to early 1990s.

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IBM 650

The IBM 650 Magnetic Drum Data-Processing Machine is one of IBM's early computers, and the world’s first mass-produced computer.

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IBM 701

The IBM 701 Electronic Data Processing Machine, known as the Defense Calculator while in development, was IBM’s first commercial scientific computer, which was announced to the public on April 29, 1952.

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IBM 7070

IBM 7070 was a decimal architecture intermediate data processing system that was introduced by IBM in 1958.

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Institute for Advanced Study

The Institute for Advanced Study (IAS) in Princeton, New Jersey, in the United States, is an independent, postdoctoral research center for theoretical research and intellectual inquiry founded in 1930 by American educator Abraham Flexner, together with philanthropists Louis Bamberger and Caroline Bamberger Fuld.

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Instruction set architecture

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

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Intel 4004

The Intel 4004 is a 4-bit central processing unit (CPU) released by Intel Corporation in 1971.

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Intel 8008

The Intel 8008 ("eight-thousand-eight" or "eighty-oh-eight") is an early byte-oriented microprocessor designed and manufactured by Intel and introduced in April 1972.

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Intel 8080

The Intel 8080 ("eighty-eighty") was the second 8-bit microprocessor designed and manufactured by Intel and was released in April 1974.

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Intel 8086

The 8086 (also called iAPX 86) is a 16-bit microprocessor chip designed by Intel between early 1976 and mid-1978, when it was released.

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Intel MCS-51

The Intel MCS-51 (commonly termed 8051) is an internally Harvard architecture, complex instruction set computer (CISC) instruction set, single chip microcontroller (µC) series developed by Intel in 1980 for use in embedded systems.

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J. Presper Eckert

John Adam Presper "Pres" Eckert Jr. (April 9, 1919 – June 3, 1995) was an American electrical engineer and computer pioneer.

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Mainframe computer

Mainframe computers (colloquially referred to as "big iron") are computers used primarily by large organizations for critical applications; bulk data processing, such as census, industry and consumer statistics, enterprise resource planning; and transaction processing.

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Maynard, Massachusetts

Maynard is a small suburban town in Middlesex County, Massachusetts, United States.

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Memory address

In computing, a memory address is a reference to a specific memory location used at various levels by software and hardware.

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Microcomputer

A microcomputer is a small, relatively inexpensive computer with a microprocessor as its central processing unit (CPU).

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Microcontroller

A microcontroller (MCU for microcontroller unit, or UC for μ-controller) is a small computer on a single integrated circuit.

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MIX

MIX is a hypothetical computer used in Donald Knuth's monograph, The Art of Computer Programming (TAOCP).

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MOS Technology 6502

The MOS Technology 6502 (typically "sixty-five-oh-two" or "six-five-oh-two") William Mensch and the moderator both pronounce the 6502 microprocessor as "sixty-five-oh-two".

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Operand

In mathematics an operand is the object of a mathematical operation, i.e. it is the quantity that is operated on.

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PDP-1

The PDP-1 (Programmed Data Processor-1) is the first computer in Digital Equipment Corporation's PDP series and was first produced in 1959.

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PDP-11

The PDP-11 is a series of 16-bit minicomputers sold by Digital Equipment Corporation (DEC) from 1970 into the 1990s, one of a succession of products in the PDP series.

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PDP-8

The PDP-8 was a 12-bit minicomputer produced by Digital Equipment Corporation (DEC).

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PIC microcontroller

PIC (usually pronounced as "pick") is a family of microcontrollers made by Microchip Technology, derived from the PIC1650"PICmicro Family Tree", PIC16F Seminar Presentation originally developed by General Instrument's Microelectronics Division.

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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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Punched card

A punched card or punch card is a piece of stiff paper that can be used to contain digital data represented by the presence or absence of holes in predefined positions.

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Supercomputer

A supercomputer is a computer with a high level of performance compared to a general-purpose computer.

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TX-0

The TX-0, for Transistorized Experimental computer zero, but affectionately referred to as tixo (pronounced "tix oh"), was an early fully transistorized computer and contained a then-huge 64K of 18-bit words of magnetic core memory.

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Whirlwind I

Whirlwind I was a Cold War-era vacuum tube computer developed by the MIT Servomechanisms Laboratory for the U.S. Navy.

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X86

x86 is a family of backward-compatible instruction set architectures based on the Intel 8086 CPU and its Intel 8088 variant.

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X86-64

x86-64 (also known as x64, x86_64, AMD64 and Intel 64) is the 64-bit version of the x86 instruction set.

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Redirects here:

Accumulator machine, Accumulator-based architecture.

References

[1] https://en.wikipedia.org/wiki/Accumulator_(computing)

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