Overlay Function - Mitsubishi F940GOT-SWD-E Operation Manual

Graphic Operation Terminal F940GOT
9.5.2

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 used screen creation software.
1) Setting in the FX-PCS-DU/WIN-E
Use control devices to realize screen overlay (Refer to Paragraph 9.6.1.).
Bit devices 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 con-
trol devices. The screen 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 the
screens currently displayed.
F940GOT(FX-PCS-DU/WIN)
D0: Specifies the screen No. of the screen to be
displayed as the first one.
D1: Specifies the screen No. of the screen to be
displayed as the second one.
D2: Specifies the screen No. of the screen to be
displayed as the third one.
D3: Stores the screen No. of the screen currently
displayed.
D4: Stores the screen No. of the second screen
when two or three screens are overlaid.
D5: Stores the screen No. of the third screen
when three screens are overlaid.
nImportant point
• In the 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.
D 0
D 1
In the initial setting, D0 to D5 are selected.
D 2
Six consecutive devices starting from "DO" are occupied.
D 3
(Refer to Paragraph 9.6.1.)
D 4
D 5
Creation of Display Screens 9
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
9-16