Write Your Own Operating System - Mouse

Learn how to implement mouse functionality in a custom operating system. Explore the process of communicating with the mouse hardware, setting up interrupt handlers, and manipulating video memory to display cursor movement. Discover techniques for initializing the mouse driver and testing button inputs. Gain practical insights into low-level system programming and hardware interaction through this hands-on tutorial.

Introduction
The mouse
The interrupt handler
The video memory
Initialize the mouse
Testing the buttons