Parker Hannifin
Field Description Read/
Write
Description
Start Network R/W When set, this flag will attempt to communicate
with the CANopen network. This flag is
automatically cleared by the controller when the
attempt to start the network has completed. See
the section on “Starting and Configuring the
Network” for more details.
Reset Network R/W When set this flag will reset all of the Extended
I/O nodes. This may be needed if there is a baud
rate, node ID, wiring change, unrecoverable
error or a loss in communications.
CANopen Controller
Installed
R This flag is set if the controller has the CANopen
hardware and cleared if it does not.
Network Operational R This flag is set when the CANopen network is in
the “operational” state and communicating. It is
cleared if there is no communication or some
other error. Check the below flags for more
information on the error, the CANopen LED or
the DIAG command.
Network Start Failed R This flag is set when a request to start the
network was issued and there was a failure.
Check the below flags for more information, the
CANopen LED and the DIAG command.
Node Failure R This flag is set when one, more nodes are lost,
or not responding while the network is
operational. Check the below flags for more
information, the CANopen LED and the DIAG
command.
SW Rx Overflow R A flag indicating that the software receive buffer
has overflowed.
HW Rx Overflow R A flag indicating that the hardware receive buffer
has overflowed.
Appendix E CANopen 133
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