Siemens SIMATIC PN/CAN LINK

Functions
5.1 CANopen
SIMATIC PN/CAN LINK
58 Operating Instructions, 03/2022, A5E39895388-AC
State transitions
State transitions in "CANopen Slave" mode:
Transition
Meaning / trigger
1
Takes place automatically if the PN/CAN LINK has been configured for the first time
since boot-up of the S7 controller
2
Takes place automatically.
3
Takes place automatically. A "Boot-up" message is sent.
4
No "real" transition because CANopen does not know "configured" / "not configured"
state.
But: During configuration by the CANopen Manager, the communication behavior of
the PN/CAN LINK changes, for example, when the manager has configured
"Heartbeat".
5
Triggered by an NMT command from the CANopen Manager.
6
Triggered by an NMT command from the CANopen Manager, by a communication
error when OD 0x1029 was configured accordingly or when the control bit sent by the
S7 controller in the cyclic data changes to "OFF".
7
Triggered by an NMT command from the CANopen Manager or by a communication
error when OD 0x1029 was configured accordingly.
8
Triggered by an NMT command from the CANopen Manager.
9
Triggered by an NMT command from the CANopen Manager or by a communication
error when OD 0x1029 was configured accordingly.
10
Triggered by an NMT command from the CANopen Manager.
11, 12, 13
Can be triggered by:
• An NMT command from the CANopen Manager (depending on the command,
transition to "Reset Application" or "Reset Communication" substate)
• The reset bit from the S7 controller (transition to "Reset Application" substate)
• Reconfiguration by the S7 controller (transition to "Reset Application" substate)