User guide

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VTB USER GUIDE
4.3 Field-Bus Protocol
These options allow to select the Field-Bus protocols used by the target hardware.
For the moment the protocols implemented are two:
CanOpen Standard DS301 DS4xxx
Ethercat CoE (Can Over Ethercat)
CanOpen Protocol
It enables the CanOpen protocol.
BaudRate
It selects the BaudRate of CanOpen line.
Sync
It enables or disables the SYNC message on CanOpen line.
The message Sync is sent cyclically at the time of TASK PLC (set in General Options). SYNC is essential for applications
with AXIS INTERPOLATED
Chek Error Showing mode
It selects the display mode of the eventual errors during the CanOpen configuration (see CanOpen configurator),
there are three option:
None On systems with display the result of configuration of each node is showed then the
application continue indipendently there have been error or not.
On systemes without display there isn't any indication of eventual errors of CanOpen
configuration.
Standard This option is valid only on systems with human interface.
A specific object (CanErr) is added on MAIN page wich displays the list of node with
the result of configuration. If there have been any errors program stops waiting for
the press of a specific button to continue.
Custom With this option the system doesn't perform any action but it calls some functions to
allow the customization of the managing of CanOpen configuration errors.
The functions called by the system are three and they have to be defined by the
application: