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Interrupt vector - Wikipedia, the free encyclopedia
An interrupt vector is the memory address of an interrupt handler, or an index into an array called an interrupt vector table or dispatch table . Interrupt vector tables contain the memory address...
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Interrupt descriptor table - Wikipedia, the free encyclopedia
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 in...
en.wikipedia.org/wiki/Interrupt_descriptor_table |
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Generally, each driver on your system, including those for network adapters and SLIP lines, must have its own interrupt vector (or ``IRQ''). An interrupt halts processing momentarily so that input/output or other operations can occur.
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The interrupt output of the COM9026 is connected to the selected interrupt line on the VMEbus. JB3 is used to select the interrupt level on the VMEbus. The interrupt vector provided during an interrupt acknowledge cycle is software programmable by writing to the interrupt vector register.
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The bottom 1K (1024 bytes) of system memory is devoted to the storage of interrupt vectors. An interrupt vector is a 4-byte value of the form offset:segment, which represents the address of a routine to be called when the CPU receives an interrupt.... ... Because each interrupt is a 4-byte value, the maximum number of...
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Sci-Tech Dictionary: interrupt vector ... Computer Desktop Encyclopedia: interrupt vector ... An interrupt vector is the memory address of an interrupt handler, or an index into an array called an interrupt vector table or dispatch table. Interrupt vector tables contain the memory addresses of interrupt handlers.
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