PLC Programming

4 - The Individual Components
Multiple Define
Command 'Project' 'Data Base Link' 'Multiple Define'
Use this command if you want to assign several objects at a single blow to a certain data base
category. The dialog 'Properties' will open like described for command 'Define'. Choose the desired
category and close the dialog with OK. After that the dialog 'ENI-Selection' will open, listing all POUs
of the project which are considered for the chosen category (Example: if you choose category 'shared
objects' then the selection window will only offer the POUs of the Resources tab). The POUs are
presented in a tree structure complying to that of the Object Organizer. Select the desired POUs and
confirm with OK.
Get All Latest Versions
Command 'Project' 'Data Base Link' 'Get All Latest Versions'
The latest version of each object of the currently opened project, which is kept under source control,
will be called from the data base. Consider the following:
• If in the meantime additional objects have been stored to the data base project folder, then those
will now be added to the local project in CoDeSys.
• If objects have been deleted in the data base in the meantime, those will not be deleted in the local
project, but they will automatically get assigned to category 'Local'.
• The latest version of objects of category 'Shared Objects' will only be called, if these objects are
already available in the local project. For further information see command 'Get latest version'.
Multiple Check Out
Command 'Project' 'Data Base Link' 'Multiple Check Out'
You can check out several objects at a single blow. For this the dialog 'ENI-Selection' will open,
listing all POUs of the project. Select those which should be checked out and confirm with OK. For
further information see command 'Check Out'.
Multiple Check In
Command 'Project' 'Data Base Link' 'Multiple Check In'
You can check in several objects at a single blow. For this the dialog 'ENI-Selection' will open, listing
all POUs of the project. Select those which should be checked in and confirm with OK. For further
information see command 'Check In'.
Multiple Undo Check Out
Command 'Project' 'Data Base Link' Undo Multiple Check Out'
You can undo the check out action for several objects at a single blow. For this the dialog 'ENI-
Selection' will open, listing all POUs of the project. Select those for which you want to cancel the
check out and confirm with OK. For further information see command 'Undo Check Out'.
Project Version History
Command 'Project' 'Data Base Link' 'Project Version History
If the chosen data base system supports that functionality, you can use this command to view the
version history for the currently opened project.
The dialog 'History of ' will open. It shows the actions (create, check in,
label) which have been performed for the particular objects of the project in a chronological order. The
total number of objects is displayed behind Version history. The dialog can be handled like described
for command 'Show Version History', but regard the following:
• The command 'Reset Version' is only available for single objects.
• The command 'Get latest version' means that all objects of the version of the currently marked
object will be called to the local project ! That means, that the objects in CoDeSys will be
CoDeSys V2.3 4-39