Filter
Top Products
7
MES INTERFACE FUNCTION CONFIGURATION TOOL
7.6 System Setting
7.6.4 Setting items in DB buffering setting
7
- 29
1
OVERVIEW
2
SYSTEM
CONFIGURATION
3
SPECIFICATIONS
4
SETTINGS AND
PROCEDURE TO
OPERATION
5
INSTALLATION AND
UNINSTALLATION
6
FUNCTIONS
7
MES INTERFACE
FUNCTION
CONFIGURATION TOOL
8
DB CONNECTION
SERVICE AND
SETTING TOOL
(4) Clear DB buffer request
(a) Select a tag component used to request for clear processing of the DB buffer.
Note that the following tags are not selectable.
• Tags for which [Prohibit data writing] is enabled
• Tags for which [Array setting] is set.
(b) The following explains the operation of the clear processing using [Clear DB
buffer request].
*1 Do not change the value of the specified tag component until the clear processing is completed.
Even if the value changes, however, the clear processing is not interrupted.
*2 To make another DB buffer clear request after completion of clear processing, wait for a sampling
interval of the specified tag component or more, and then turn it ON or write "1".
Table 7.30 Operation of the clear processing using [Clear DB buffer request]
Data type of tag
component
Description
Bit
The clear processing of the DB buffer is performed when the specified
tag component is ON.
Turns OFF after completion of the clear processing.
*1 *2
Other than the above
The DB buffer is cleared when "1" is written to the specified tag
component.
"0" is written after completion of the clear processing.
*1 *2
Clear DB buffer request
Tag component value
DB buffer clear
processing
Execute clear