two-bit shift register

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• Shift register — In digital circuits a shift register is a group of flip flops set up in a linear fashion which have their inputs and outputs connected together in such a way that the data is shifted down the line when the circuit is activated. Shift registers… …   Wikipedia

• Linear feedback shift register — [ xor gate provides feedback to the register that shifts bits from left to right. The maximal sequence consists of every possible state except the 0000 state.] A linear feedback shift register (LFSR) is a shift register whose input bit is a… …   Wikipedia

• Bit array — A bit array (or bitmap, in some cases) is an array data structure which compactly stores individual bits (boolean values). It implements a simple set data structure storing a subset of {1,2,..., n } and is effective at exploiting bit level… …   Wikipedia

• Two's complement — The two s complement of a binary number is defined as the value obtained by subtracting the number from a large power of two (specifically, from 2 N for an N bit two s complement).A two s complement system or two s complement arithmetic is a… …   Wikipedia

• Register machine — In mathematical logic and theoretical computer science a register machine is a generic class of abstract machines used in a manner similar to a Turing machine. All the models are Turing equivalent. Contents 1 Overview 2 Formal definition 3 …   Wikipedia

• Shift Right — Jeu d instruction x86 Article détaillé : Jeu d instructions. Le jeu d instructions du x86 a subi de nombreux changements au cours du temps. La plupart d entre eux ne sont que des ajouts au jeu d instruction initial afin d apporter de… …   Wikipédia en Français

• 36-bit word length — Many early computers aimed at the scientific market had a 36 bit word length. This word length was just long enough to represent positive and negative integers to an accuracy of ten decimal digits (35 bits would have been the minimum). It also… …   Wikipedia

• List of 7400 series integrated circuits — The following is a list of 7400 series digital logic integrated circuits. The 7400 series originated with TTL integrated circuits made by Texas Instruments. Because of the popularity of these parts, they were second sourced by other manufacturers …   Wikipedia

• Computation of CRC — Computation of a cyclic redundancy check is derived from the mathematics of polynomial division, modulo two. In practice, it resembles long division of the binary message string, with a fixed number of zeroes appended, by the generator polynomial …   Wikipedia

• cryptology — cryptologist, n. cryptologic /krip tl oj ik/, cryptological, adj. /krip tol euh jee/, n. 1. cryptography. 2. the science and study of cryptanalysis and cryptography. [1635 45; < NL cryptologia. See CRYPTO , LOGY] * * * Introduction …   Universalium

• POKEY — is a digital I/O chip found in the Atari 8 bit family of home computers and many arcade games in the 1980s. Its name comes from POtentiometer and KEYboard, as it was commonly used to sample (ADC) potentiometers (such as game paddles) and scan… …   Wikipedia