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5.4.6 Module Update Tool
This is a tool for building a mobile work system environment via network. It can efficiently update
user applications and data.
Target process
The terminal unit (HT) and PC server can be connected via network to perform the following
processes.
Terminal
Item Overview
HT PC
Synchronization of update configuration
Download of update
configuration
Download of update configuration information
files from the server
O O
Comparison of update
configuration content
Abstraction of differential information within
update configuration files
O O
Differential saving of update
configuration
Saving to reflect abstracted differential
information
Nothing is done if no differential information is
abstracted
O O
Synchronization of catalog information
Download of catalog
information
Download of catalog information files from the
server, in line with update configuration
O O
Comparison of catalog
information content
Abstraction of differential information within
catalog information files (module addition/
update information)
O O
Differential saving of catalog
information
Creation of update instruction files based on
abstracted differential information
Nothing is done if no differential information is
abstracted
O O
Module updates
Module download
Download of updatable modules from the
server, in line with the update instruction file
O O
Module placement
Updatable modules are placed on their
targets, in line with the update instruction file
O O
Module execution
Updatable modules are executed (wait until
the completion of execution), in line with the
update instruction file
O O
Module deletion
Updatable modules are deleted, in line with
the update instruction file
O O
Save update information
Save update result
information
Update results (module/ version/ update date)
are saved in the update results file
O O
Upload update result
information
An update results log file is generated from
the update results file and uploaded to the
server.
O O
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