Yamato DKG610 Instruction Manual page 49

5. Communication example
5.1 Communication example to be read out
Example) Request message: This message requests read-out of PV to the Unit addressed
to address02.
Reply message from the Unit to this: PV data (00123) is returned.
Read request message (Transmitted from a host computer)
①
Code
① Start code
② Address
③ Request（Read）
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.
S
T 0 2
X
① ②
Reply message (Transmitted from the Unit)
S A
T 0 2 C P V
X K
② ⑧ ④
Symbol/data
note 1)
Reply
4. Operating procedures
Option (RS485 communication function)
E
R P V 1 T
X
③ ④ ⑥ ⑦
1 0 0 1 2
⑤
STX
02
R
PV1
00123 30H 30H 31H 32H 33H
ETX
ACK
46
B
C
C
E B
3 T C
X C
⑥ ⑦
ASCII code note 2)
02H
30H 32H
52H
50H 56H 31H
03H
61H
02H
06H