What memory address range does today's video cards use? For example, if I add a video card like this: "Radeon HD 4770 512MB" to a system that has 2 GB of RAM, running WinXP 32 bit, then the video ...

Editor's Note: Embedded Systems Architecture, 2nd Edition, is a practical and technical guide to understanding the components that make up an embedded system’s architecture. Offering detailed ...

Virtual memory is a memory management technique where secondary memory can be used as if it were a part of the main memory. Virtual memory is a common technique used in a computer's operating system ...

New semiconductor applications are ever changing and improving our lives, from new smartphones and wearables to healthcare, factory automation, and artificial intelligence. The humble memory chip ...

What is a program counter? A program counter is a special register in a computer processor that contains the memory address (location) of the next program instruction to be executed. Before the CPU ...

The following excerpt is from chapter 3, User-Level Memory Management, of Arnold Robbins’ book Linux Programming by Example: The Fundamentals, Prentice Hall PTR; (April 12, 2004), used with permission ...

In the first installment of this series we had a brief look at the steps needed to get a bare-metal application running on an STM32 microcontroller. While this allowed us to quickly get to the juicy ...

Since the 2.0 kernel release, Linux has supported a large number of SMP systems based on a variety of CPUs. Linux has done an excellent job of abstracting differences among these CPUs, even in kernel ...