Chapter 2 Overlap
2-28
Displaying and Erasing Video Display
To display or erase the video display on the screen, the following three
commands can be used.
♦
Internal command
The video image is displayed or erased by pressing the switch (function:
Overlap) placed on the screen.
The switch setting method is the same as that for normal overlap. Refer to page
2-6.
♦
External command
The video image is displayed or erased by activation of a bit in the PLC memory.
The displaying and erasing method is the same as that for normal overlap.
Refer to page 2-6.
♦
Macro command
Using a macro command, the video image can be displayed, erased or moved.
Use the OVLP_SHOW and OVLP_POS commands. For more information, refer
to “Chapter 13 Macro.”
Memory Related to Video Input
Read area (n + 1)
Use this memory when displaying and erasing the overlap according to the
command from the PLC.
Содержание Monitouch V Series
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