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5.2 Example of write communication
Example)
Request message: This message requests the Unit addressed to address03 to
set "SV setting to 135" (write 135).
Reply message from the Unit to this: Returns acknowledgement that the request
message was received.
☆Check that the message has been correctly written by separately reading out the data.
①
Code
① Start code
② Address
③ Request（Write）
④ Identifier
⑤ Numeric data
⑥ End code
⑦ BCC data Request
⑧ Acknowledgement code
Note 1) See "7.Identifier/command list" on page 49.
Note 2) For ASCII codes, see "8.ASCII code list" on page 51.
Write request message (Transmitted from a host PC)
S
T
0
3
W
S
V
X
②
③
④
Reply message （Returned from the Unit）
S
T
0
X
①
Symbol・data
note 1)
Reply
4. Operating procedures
Option (RS485 communication function)
1
0
0
1
3
⑤
A
E
B
3
C
T
C
K
X
C
②
⑧ ⑥ ⑦
STX
03
W
SV1
00135
30H 30H 31H 33H 35H
ETX
ACK
47
E
B
5
T
C
X
C
⑥ ⑦
ASCII code note2)
02H
30H 33H
57H
53H 56H 31H
03H
56H
04H
06H
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