Touchscreen

• installing IIyama multitouch screen:

• dmesg

usb 2-1.2: new full speed USB device number 22 using ehci_hcd
usb 2-1.2: New USB device found, idVendor=0408, idProduct=3001
usb 2-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
usb 2-1.2: Product: OpticalTouchScreen
usb 2-1.2: Manufacturer: QUANTA

• lsusb:

Bus 002 Device 022: ID 0408:3001 Quanta Computer, Inc. Optical Touch Screen

• hide the mouse pointer: xorg.conf

    Section "InputDevice"
        Identifier "dummy"
        Driver "void"
        Option "Device" "/dev/input/mice"
    EndSection

• and in the "ServerLayout" section:

InputDevice "dummy"