7 User Screen
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7.3 Screen switching
(1) Screen switching device
The designed user screen in GP Editor has own number and it is downloaded to LP, LP-
S070 monitors base screen switching device periodically and decides to be displayed base
screen. Screen switching device is designated in GP Editor. It recognizes the current value
of device assigned to switching device of base screen as screen number, it is displayed the
screen.
In order to make same as the real screen number and device reference value for screen
access, it is designed to display screen no.1 when the current value of device is ‘0’.
[Operation when D0 [Current value] device as base screen number device]
If there is no screen number corresponding the device value of screen data, error message
appears as below screen.
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