Vector Address Interrupt number 8. It is a single non-maskable interrupt pin NMI having higher priority than the maskable interrupt request pin INTRand it is of type 2 interrupt. What Is The Difference Between Hardware And Software Interrupt Pediaa Com Occurrences of hardware interrupts usually disable other hardware interrupts but this is not true for traps. . Like a hardware interrupt it calls only a specific interrupt vector and saves the accumulators and registers. There are the following three types. A software interrupt can also make use of some of the hardware interrupt routines. Among all the hardware interrupts INTR is the lowest priority interrupt. This interrupt can be invoked with the help of INT instruction. Software interrupt can be invoked with the help of INT instruction. The 8086 has two hardware interrupt pins ie. This is typically a hard coded ISR which is device agnostic. Generally ther...
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