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3. AD57G MONITORING FUNCTIONS
MELSEC-A
3.15
Using an ACPU t o Read Data Input from an Operation PanelITouch Panel
[Function]
When a sequence program is used, this function can verify which key is
pressed on the operation panel or touch panel connected to the AD57G.
The function works through the AD57G buffer. When a key is input, the
corresponding bit is turned ON.
(Key input: ON; no key input: OFF)
How each key corresponds to the buffer is shown on the next page.
The following operation and touch panels which can be used for data input at a production
facility.
Operation panel : Max. 64 keys can be input (5 VDC, dynamic scan input)
16 LED keys
can
be turned ON and OFF (see Section 3.14)
Touch panel
: Max. 64 keys
can
be input
Since
a desired figure can be drawn corresponding to the data input touch
key position, data can be input by referencing the screen during monitoring.
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