Sharp JW-20RS Computer Hardware User Manual


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8·6
(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
Communication
with slave station 1
Communication
with slave station 2
I/O processing
I/O processing
Communication
with slave station 1
Communication
with slave station 2
Input signal
Output signal
PC JW-20CM
I/O moduleJW-20RS
I/O moduleJW-20RS
Master station
Slave station 1 Slave station 2
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