interrupt handling

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• Interrupt handler — An interrupt handler, also known as an interrupt service routine (ISR), is a callback subroutine in an operating system or device driver whose execution is triggered by the reception of an interrupt. Interrupt handlers have a multitude of… …   Wikipedia

• Interrupt — This article is about computer interrupts. For the study of the effect of disruptions on job performance, see Interruption science. In computing, an interrupt is an asynchronous signal indicating the need for attention or a synchronous event in… …   Wikipedia

• Interrupt latency — In Realtime Operating Systems, Interrupt latency is the time between the generation of an interrupt by a device and the servicing of the device which generated the interrupt. For many operating systems, devices are serviced as soon as the device… …   Wikipedia

• Interrupt descriptor table — The Interrupt Descriptor Table (IDT) is a data structure used by the x86 architecture to implement an interrupt vector table. The IDT is used by the processor to determine the correct response to interrupts and exceptions.The details in the… …   Wikipedia

• Interrupt priority level — The interrupt priority level (IPL) is a part of the current system interrupt state, which indicates the interrupt requests that will currently be accepted. The IPL may be indicated in hardware by the registers in a Programmable Interrupt… …   Wikipedia

• interrupt-driven — adj. Relating to or characterised by constant or frequent interruptions, especially at work. Example Citations: For organizations, mobile voice has begun to emerge as the default means of communication. Why should I try to call you on your office …   New words

• 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

• Exception handling — is a programming language construct or computer hardware mechanism designed to handle the occurrence of exceptions, special conditions that change the normal flow of program execution. Programming languages differ considerably in their support… …   Wikipedia

• Context switch — For other uses, see Switch (disambiguation). A context switch is the computing process of storing and restoring the state (context) of a CPU so that execution can be resumed from the same point at a later time. This enables multiple processes to… …   Wikipedia

• RTAI — (Real Time Application Interface) ist eine Erweiterung von Linux zu einem Echtzeitbetriebssystem. Gegründet wurde RTAI von Prof. Paolo Mantegazza vom Dipartimento di Ingegneria Aerospaziale der Technischen Universität Mailand. RTAI wurde vom… …   Deutsch Wikipedia

• Parallax Propeller — chip The Parallax P8X32A Propeller chip, introduced in 2006, is a multi core architecture parallel microcontroller with eight 32 bit RISC CPU cores.[1] …   Wikipedia