ELO touchscreen setup (debian/KDE)

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Using serial connection only: NOTE: If the monitor is USB/serial and an active USB cable is plugged in the serial port is disabled!

MaxX, MinX, MaxY & MinY option settings are pretty close but proper calibration is best.

Installed debian driver package for elo serial touchscreen (not for USB) 

aptitude install xserver-xorg-input-elographics

Create Input Device entry in /etc/X11/xorg.conf 

 Section "InputDevice"
        Identifier   "Touchscreen"
        Driver	     "elographics"
        Option	     "screenno"        "0" 
        Option	     "ButtonNumber"    "1"       
        Option	     "ButtonThreshold" "17"
        Option	     "Device"          "/dev/ttyS1"
        Option	     "InputFashion"    "Touchpanel"
        Option	     "MaxX"            "4025"
        Option	     "MinX"            "22"
        Option       "MaxY"            "3967" 
        Option	     "MinY"            "75"
        Option	     "Name"            "ELO Touchscreen"
        Option	     "ReportingMode"   "Scaled"
        Option	     "SendCoreEvents"  "on"
 EndSection

Add Input Device to "ServerLayout" section 

       InputDevice	"Touchscreen" "SendCoreEvents"


reboot or restart xserver

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