Control and status register

(CSR) A register in most CPUs which stores additional information about the results of machine instructions, e.g. comparisons. It usually consists of several independent flags such as carry, overflow and zero. The CSR is chiefly used to determine the outcome of conditional branch instructions or other forms of conditional execution.


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    noun 1. a panel containing switches, dials, and other equipment for regulating electrical devices, lights, etc.

  • Control bus

    architecture In a digital computer, the signal paths that carry commands from the instruction decode logic to various different functional units such as the ALU, memory address register, memory data register and other buffers. Named by analogy with the address bus and data bus, each of which carries a set of related signals, the signals […]

  • Control-center

    noun 1. an administrative or operational center for a group of related activities: the control center for the new military offensive.

  • Control-c

    character (Or ETX, End of Text) The ASCII character with code 3. Control-C is the interrupt character used on many operating systems, including Unix and MS-DOS to abort a running program. Among BSD Unix hackers, the canonical humorous response to “Give me a break!” is “Control C”. [Jargon File] (1995-03-16)

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