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2 PARAMETER SETTINGS
2.4 Refresh Settings
2.4
Refresh Settings
Setting procedure
Set the buffer memory area of the I/O module with diagnostic functions to be refreshed.
This refresh setting eliminates the need for reading/writing data by programming.
1.
Start Module Parameter.
[Navigation window]
[Parameter]
[Module Information]
Target module
[Module Parameter]
[Refresh
settings]
2.
Click "Target" and set a refresh destination.
• When "Module Label" is set in "Target"
Set whether to enable or disable the refresh by setting "Read Complete Event Time Stamp Number" to Enable or Disable.
• When "Refresh Data Register (RD)" is set in "Target"
Setting a start device in "Start Device Name" automatically sets the transfer destinations of all the items.
• When "Device" is set in "Target"
Double-click the item to be set to enter the refresh target device.
3.
Click "Refresh Group" and set the timing of the auto refresh.
Set "At the Execution Time of END Instruction" or "At the Execution Time of Specified Program" in "Refresh Group".
When "At the Execution Time of Specified Program" is set, double-click on "Group [n] (n: 1-64)" and set a value of 1 to 64.
• When the refresh is enabled, the values of the refresh target are enabled at the refresh timing set with the
engineering tool. At this time, the buffer memory areas are overwritten with the values of the refresh target.
To change the values of the refresh target buffer memory areas, create a program so that the values of
module labels or devices of the refresh source are changed.
• To read the event time stamp data to the CPU module using function blocks (FB), set "Target" to "Module
Label".
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