(b) After the control is switched
6
7
182
Because areas of sending data to the slave stations in the submaster station are assigned in
the same way as the master station, the submaster station sends data to the slave stations as
the master station does before the control is switched.
Because areas of receiving data from the slave stations in the submaster station are assigned
in the same way as the master station, the submaster station receives data from the slave
stations as the master station does before the control is switched.