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 ...

The hardware devices connected to your computer use interrupt requests to obtain permission from the microprocessor to perform specific actions. If a device can't communicate with the processor ...

The memory address of your mouse is the IRQ number assigned to the device. IRQ, which stands for Interrupt Request, is the signal that the mouse sends to the computer to alert the computer of its ...