program interrupt control

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• Control register — A control register is a processor register which changes or controls the general behavior of a CPU or other digital device. Common tasks performed by control registers include interrupt control, switching the addressing mode, paging control, and… …   Wikipedia

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• interrupt — interruptedly, adv. interruptedness, n. interruptible, adj. interruptive, adj. v. /in teuh rupt /; n. /in teuh rupt /, v.t. 1. to cause or make a break in the continuity or uniformity of (a course, process, condition, etc.) …   Universalium

• Program status word — In computers, the program status word (PSW) is an area of memory or a hardware register which contains information about program state used by the operating system and the underlying hardware. It will normally include a pointer (address) to the… …   Wikipedia

• interrupt —    A break in control in a program or system; typically incorporates a mechanism to store the information needed for a return to the interrupted program …   IT glossary of terms, acronyms and abbreviations

• Non-maskable interrupt — A non maskable interrupt (NMI) is a computer processor interrupt that cannot be ignored by standard interrupt masking techniques in the system. It is typically used to signal attention for non recoverable hardware errors. (Some NMIs may be masked …   Wikipedia

• Advanced Programmable Interrupt Controller — In computing, an Advanced Programmable Interrupt Controller (APIC) is a more complex Programmable Interrupt Controller (PIC) than Intel s original types such as the 8259A. APIC devices permit more complex priority models, and Advanced IRQ… …   Wikipedia

• Job control — in computing refers to the control of multiple tasks or Jobs on a computer system, ensuring that they each have access to adequate resources to perform correctly, that competition for limited resources does not cause a deadlock where two or more… …   Wikipedia