Operation of the link scan iQ-F
After sending requests to all slave
stations, the master station receives responses from slave stations in END processing. After receiving responses from all the slave stations, the master station performs link refresh and starts the next link scan.
St: Scan time
Ls: Link scan
END: END processing
The master station sends a request to slave station 1 and slave station 2.
Slave station 1 sends a response to the master station.
Slave station 2 sends a response to the master station.
Although the master station received responses from slave station 1 and slave station 2, the master station does not start the next link scan until link refresh is performed in END processing.