When you connect a graphics tablet to your PC, you expect a seamless interaction between your stylus and the screen. However, behind every smooth brushstroke is a complex communication layer. If you are looking into the , you are likely dealing with the core architecture that allows your hardware to talk to Windows.
The device link is not complete until you have software reading the data. Here is a minimal C++ example using WinUSB API to read pen coordinates: When you connect a graphics tablet to your