Sharp JW-20CM - Manual (Page 44)

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(2) Data flow with slave module
I/O processing of the slave module shall be carried out after completion of communication with the
master station.
I/O processing
Data exchange
I/O processing
Data exchange
I/O processing
Data exchange
I/O processing
I/O processing
I/O processing
C o m m u n i c a t i o n
with slave station 1
C o m m u n i c a t i o n
with slave station 2
I/O processing
I/O processing
C o m m u n i c a t i o n
with slave station 1
C o m m u n i c a t i o n
with slave station 2
Input signal
Output signal
PC JW-20CM I/O module JW-20RS I/O module JW-20RS
Master station Slave station 1 Slave station 2