Jetter JC-120MC, User Manual

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592 Jetter AG
12 OS update
Operating system update from within the application program
The file functions included in the STX language let you carry out a
program-controlled OS update of a JC-120MC from within an OS file.

An OS file must be available in the file system of the JC-120MC.

The operating system of the JC-120MC and the application program must
be running.
Note:
Make sure it remains energized.
To start an OS update out of the application program, proceed as follows:
Step Action
1
Copy the OS file to a file of any name and of the extension
*.os
in the
directory /System/OS .
2 To activate the transferred OS, for example by writing to the system
command register, re-boot the controller.
Var
SourceName: String ;
DestinationName: String ;
UpdateIt: Bool;
End_Var ;
//*****************************************************
// Name: OSupdate
// 1. Activate 'Tracing' in JetSym
// 2. Set the name of the source file in 'SourceName'
// 3. Set the flag 'UpdateIt'
//*****************************************************
Task OSupdate Autorun
Var
ResCopy: Int;
End_Var ;
DestinationName :=
'/System/OS/OperatingSystem.os' ;
Loop
UpdateIt := False ;
When UpdateIt Continue ;
ResCopy := FileCopy(SourceName,
DestinationName);
Trace(
'Result : ' + IntToStr(ResCopy) + '$n' );
End_Loop ;
End_Task ;
Introduction
Prerequisites
Updating the OS
JetSym STX program