Let’s outline the major components of our driver, which we'll name TouchCalibMini.sys .
Your INF must declare the driver as a HID minidriver: kmdf hid minidriver for touch i2c device calibration
Found in the Control Panel, this allows for a 4-point or 16-point calibration that creates an overlay transformation in the OS. Let’s outline the major components of our driver,
switch (ControlCode)
The handler validates input, updates driver’s calibration structure, saves to registry, and optionally applies it to the hardware. updates driver’s calibration structure
Check for a yellow exclamation mark in Device Manager and reinstall the driver. If you'd like to proceed, could you tell me: