VTouch 5-Wires Resistive Touchscreen User Manual
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as below,
Also, Touchkit software provides user with 4 points calibration. If the system needs 4
points calibration to make sure the touch accuracy every system reboot, user can
check every system boot up. If the system need 4 points calibration later, user can
check none. Press Next button to continue installation. The setup program prompts a
message box to hint
User to make sure that the Touchkit USB controller devices were well connected with
system USB ports to guarantee the USB touchkit device drivers updated after driver
installation. Then, just press OK to continue