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  1. or download this
    use Win32::OLE;

...

$phidget->{"Backlight"} = 1;
$phidget->{"CursorBlink"} = 0;
  2. or download this
    TextLCD.DisplayString(0) = "hello"
  3. or download this
    #does nothing
$phidget->Invoke('DisplayString', (1,"hello"));
...

#This still does nothing
$phidget->{DisplayString}[0] = "hello";
  4. or download this
    Win32::OLE(0.1707) error 0x8002000e: "Invalid number of parameters"
    in PROPERTYPUT "DisplayString" at phidget-test.pl line 30