When talking about microcontrollers and embedded software, the term interrupt often appears.Timer interrupts, external ...

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 ...

Traditionally programmers and organizations have had an irrational fear of using interrupts. One might think that statement is facetious but on more than one occasion in the last year the author has ...

Few people appreciate being interrupted. It can be viewed as rude, sending a signal that what they’re saying isn’t important. While talking over people when they are speaking should be avoided, ...

Peter Chubb has long been working on a project to move device drivers into user space. Getting drivers out of the kernel, he points out, would have a number of benefits. Faults in drivers (the source ...

Interrupts are a device's way of telling the kernel that something interesting has happened. One of the key benefits of using interrupts is that they free the kernel from the need to poll a device to ...

In a System-on Chip(SoC),a general interrupt process works as follows: Interrupt is triggered by a certain system event or interrupt source. Interrupt is detected by system’s peripheral module, which ...