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8.
COMMUNICATIONS
USING
DEDICATED PROTOCOLS
MELSEC-A
Example 2: To write data t o
2
points of DO and D l in station "0".
(Message wait time: 0 mesc)
Indicates to write
/
Computer
1234H ( 4 m in decimao to
W,
and
ACD7H (-21289 in decimal) to
D l
A
AJ71 C24
Check sum is calculated within this range
K
E
N
a
m. ro.,m. rs.,rs.
e.,a. a.
o
o
~
~
o
w
o
~
o
o
o
o
o
o
o
z
~
~
3
~
:
~
c
D
7
5
3
a . , i o . , i a . , ~ ~ . , a . , m . , m .
n.,~>.
II.,X.,U.,~~.~~~.,~I~,II~,I~~
ILU.
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