9
·
35
9
Slave station 01
(8)
(Data memory)
Master station 00
(8)
(Data memory)
Register link area
(Within a total of 2048 bytes)
Relay link area
(Within a total of 256 bytes)
bytes
bytes
bytes
24
24
24
Flag
area
Slave station n
(Data memory)
n=02to77
(8)
a
c
c
c
b
d
d
d
e
a
c
c
c
b
d
d
d
e
a
c
c
c
b
d
d
d
e
0
0
1
n
0
0
1
n
0
1
0
1
n
1
0
1
n
1
n
0
1
n
n
0
1
n
n
[2] Communication area map
(1) In case that setting data link (the standard function) when the master station and all
slave stations are JW-20CM.
○
: Send
●
: Receive
• Set the relay link area, register link area, flag area within the setting range nominated in page
13·20, 21. However, be careful not to double any address allocation of these.
• Set a
0
to e
n
for parameters of master station and slave station. (See page 9·22, 33 and 34)
Parameter for setting in slave station
Top address of flag area (slave station) e
1
to e
n
Parameter for setting in master station
Top address of relay link area a
0
, a
1
to a
n
Top address of register link area b
0
, b
1
to b
n
Number of sending bytes of relay link area
c
0
, c
1
to c
n
Number of sending bytes of register link
area d
0
, d
1
to d
n
Top address of flag area (master station) e
0
.