Status During Screen Displays; Operation Of Key Presses; Investigating Usage States Of Specified Devices - Mitsubishi Electric M800VW Series Manual

M800V/M80V Series PLC Development Manual
6 Explanation of Built-in Editing Function (PLC On-board)
6.15 Ladder Menus

6.15.6.4 Status during Screen Displays

The following table describes the status when displaying the contact coil usage list popup screen.
Item name
This displays the device at the cursor position in the ladder screen.
This also sets the alias for the device at the cursor position and displays the alias if attempting to dis-
Device play the alias.
This is left blank if there is no device at the cursor position.
This is the default focus position when the screen is displayed.
Comment This is left blank.
Program This selects the current display.
Options The check box is deselected.
List This is left blank.

6.15.6.5 Operation of Key Presses

The following table describes the operation of each menu key and the keys on the NC keyboard when pressed.
Item name
Left arrow key
Device
Program
Options
Execute
List
Jump
Close

6.15.6.6 Investigating Usage States of Specified Devices

Normal operation
 When devices are used
(1) Press the [DEVICE] menu key and enter the device for which you want to investigate the usage state.
(2) Press the [PROGRAM] menu key and select whether the program to be searched is the currently displayed program or
the entire program stored in the current project.
(3) Press the [OPTION] menu key and select whether or not to use the search option.
(4) Press the [EXECUTE] menu key to investigate the usage state. The investigation results are displayed in the list. Com-
ments specified for the searched device are displayed in the comment field.
(5) Press the [LIST] menu key to select the list. Use the up/down arrow keys, Page Up key, and Page Down key to select the
area of the ladder you want to check.
(6) Press the [JUMP] menu key. Move the cursor on the ladder screen to the program or step position present in the ladder
selected in the list.
When aliases are used
Usage states can be investigated using aliases in the same way as for devices by specifying the alias configured for the
device into the [DEVICE/INST.] input field. Only aliases configured with single-byte alphanumeric characters can be
investigated by the PLC On-board.
Use either of the following formats to specify the alias.
 "Single quotation mark" + "Desired alias"
 "Period" + "Desired alias"
Processes other than device specifications are performed in the same way as normal.
Operation
Refer to "6.15.6.7 Closing the Contact Coil Usage List Popup Screen".
This selects the device input field.
This selects the search program selection field or changes the selection of the
program to be searched.
This selects the search options selection field or changes the selection of the
search options.
Refer to "6.15.6.6 Investigating Usage States of Specified Devices".
This selects the list.
This moves the cursor on the ladder screen to the step position selected in the
list.
Refer to "6.15.6.7 Closing the Contact Coil Usage List Popup Screen".
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Operation
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