Overlay Function - Mitsubishi Electric F930GOT-BWD Operation Manual

Graphic Operation Terminal GOT-F900
8.6.3

Overlay function

The base screen and up to two other screens (3 screens in total) can be overlaid. Perform the
following setting in accordance with the screen creation software used.
1) Setting in FX-PCS-DU/WIN-E
Use control devices to realize screen overlay (Refer to Paragraph 8.6.).
Bit and data devices are available as control devices. Only devices necessary for the
overlay function are described here.
Data register (D), timer (T) and counter (C)
The screen Nos. to be overlaid can be specified using the contents of word devices set as
control devices. The Nos. of the screens currently displayed can be monitored in the PLC.
D
D ( +1)
D ( +2)
D ( +3)
D ( +4)
D ( +5)
D0 to D2 specify the screen Nos. to be displayed. D3 to D5 specifies the screen Nos. of
screens currently displayed.
F940GOT(FX-PCS-DU/WIN-E)
D0: Specifies the No. of the screen to be
displayed first.
D1: Specifies the No. of the screen to be
displayed second.
D2: Specifies the No. of the screen to be
displayed third.
D3: Stores the No. of the screen currently
displayed.
D4: Stores the No. of the second screen when two
or three screens are overlaid.
D5: Stores the No. of the third screen when three
screens are overlaid.
nImportant point
• In FX-PCS-DU/WIN-E, three screens can be overlaid even if the "Overlay Screen" object is
used. In this case, however, the overlay function described here is not available.
D0
D1
In the initial setting, D0 to D5 are selected.
D2
Six consecutive devices starting from "DO" are occupied.
D3
(Refer to Paragraph 8.6.1.)
D4
D5
Creation of Display Screens 8
Sequence program
MOV K****
MOV K****
MOV K****
When overlay is not performed, enter "-1" to both
D1 and D2.
Monitoring in a peripheral unit
User screen Nos. (0 to 500) and system screen
Nos. (1,000 ~) are stored. When overlay is not
performed, "-1" is stored in D4 and D5.
D0
D1
D2
8-18