Just as you can often treat device registers as a memory-mapped struct, you can treat an interrupt vector as a memory-mapped array. In my last column, I suggested that you use casts sparingly and with ...

In the PC, one of 256 pointers that reside in the first 1KB of memory. Each vector points to a routine in the BIOS or elsewhere in memory, which handles the interrupt. THIS DEFINITION IS FOR PERSONAL ...

Interruptions aren’t just a staple of our daily lives. They’re also crucial for making computer systems work as well as they do, as they allow for a system to immediately respond to an event. While on ...

A trapped interrupt in a PC. The pointer for a particular interrupt in the interrupt vector table has been modified to jump to a new routine to service that interrupt. THIS DEFINITION IS FOR PERSONAL ...

[Tim’s] new version of Micronucleus, Micronucleus 2.0, improves upon V-USB by removing the need for interrupts. The original Micronucleus was a very small implementation of V-USB that took up only 2KB ...