The KMDF HID minidriver for the touch I2C device was a success, enabling users to interact with their computers using the touch-sensitive surface. Alex's hard work and dedication to developing a high-quality driver paid off, providing a seamless user experience for those using the device.
// Device detection NTSTATUS TouchI2C_CreateDevice(WDFDRIVER Driver, PWDFDEVICE_INIT DeviceInit) { WDFDEVICE device; NTSTATUS status; kmdf hid minidriver for touch i2c device download
// I2C communication NTSTATUS TouchI2C_ReadI2C(WDFDEVICE device, PVOID buffer, ULONG bufferLength) { // Implement I2C read transaction } The KMDF HID minidriver for the touch I2C
After weeks of development and testing, Alex finally had a working KMDF HID minidriver for the touch I2C device. They tested the driver on various Windows platforms, ensuring that it worked seamlessly with the operating system. They tested the driver on various Windows platforms,
// Initialize the I2C communication status = TouchI2C_InitI2C(device); if (!NT_SUCCESS(status)) { WdfDeviceClose(device); return status; }
// HID descriptor VOID TouchI2C_GetHidDescriptor(WDFDEVICE device, PVOID buffer, ULONG bufferLength) { // Define the HID descriptor UCHAR hidDescriptor[] = { // Report descriptor 0x06, 0x00, 0x00, // Usage Page (Generic Desktop) 0x15, 0x00, 0x00, // Logical Minimum 0x26, 0xFF, 0x00, // Logical Maximum 0x35, 0x00, 0x00, // Physical Minimum 0x45, 0x00, 0x00, // Physical Maximum 0x75, 0x08, // Report Size 0x95, 0x01, // Report Count 0x85, 0x01, // Report ID 0x05, 0x08, // Usage (Multi-touch) 0x19, 0x01, // Usage Minimum 0x29, 0x01, // Usage Maximum 0x25, 0x01, // Logical Minimum 0x35, 0x01, // Physical Minimum 0x45, 0x01, // Physical Maximum 0x75, 0x08, // Report Size 0x95, 0x01, // Report Count 0xB1, 0x02, // Feature };