Sharp JW-20FLT ユーザーズマニュアル

7-9

Chapter 7: Computer Link Function

FL-net data communication supports both "cyclic transfer" and "message transfer."

With cyclic transfer, the JW-50FL sends data at certain intervals. Each node can share data through
a common (shared) memory.

Cyclic data 

with Token

Cyclic transfer

Cyclic transfer + Message transfer

Message 

data

Token               

   Data

Node 

1

Node 1

Node 2

Node 3

Node 4

Node n

Common 

memory

Node 

2

Node 1

Node 2

Node 3

Node 4

Node n

Node 

3

Node 1

Node 2

Node 3

Node 4

Node n

Node 

...

Node 1

Node 2

Node 3

Node 4

Node n

Node 

0

Node 1

Node 2

Node 3

Node 4

Node n