Specifications

Graphic Operation Terminal GOT-F900 Creation of Display Screens 6
6-18
In screen overlay, the screen specified by a word device is treated as the base screen, and the
screens specified by "D0 +1" and "D0 +2" overlay the base screen. When overlaying screens,
make sure to set "Destination Screen" of the "Change Screen" object to "PLC data register"
and write the screen numbers to be overlaid to word devices (D+0, D+1 and D+2) as shown in
the table below. When screen overlay will not be performed, enter "-1" or "FFFF (H)" to the
relevant word devices.
In the description below, word devices set as initial values are used.
Word devices: D0, D1 and D2
a) No overlay
• Only the screen specified by the control word device D0 is displayed.
b) Overlay of two screens
• Two screens specified by the control word devices D0 and D1 are overlaid.
• Or two screens specified by the control word devices D0 and D2 can be overlaid.
c) Overlay of three screens
• Three screens specified by the control word devices D0, D1 and D2 are overlaid.
D+0 D+1 D+2
Screen No. -1 -1 Base screen
Screen No. Screen No. -1 Base screen + Overlaying screen 1
Screen No. -1 Screen No. Base screen + Overlaying screen 1
Screen No. Screen No. Screen No. Base screen + Overlaying screen 1 + Overlaying screen 2
Screen specified b
y
D0
(
base screen
)
A
Screen specified b
y
D0
(
base screen
)
+
AB
Screen specified b
y
D1 Displa
y
screen
BA
Screen specified b
y
D0
(
base screen
)
+
AB
Screen specified b
y
D1 Displ a
y
screen
BA
+
Screen specified b
y
D2
CC