TOHO ELECTRONICS TTM000 User Manual
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4.2 Examples of communications to be written
Example: Request message: This requests this product set at address 03 to set "the E1F setting to
(High-level computer)
011" (write 011).
(This sets the function in event 1 to the deviation upper and lower
limits + hold.)
In response to that,
Response message: This returns a notice that the request message has been received.
(This product)
*Check that it has been written by reading the data separately.
Write request message (transmitted from a high-level computer)
Ｓ
Ｔ
Ｘ
０
３
Ａ
Ｃ
Ｋ
Ｂ
Ｃ
Ｃ
Ｅ
Ｔ
Ｘ
①
②
⑥
⑦
⑧
Ｓ
Ｔ
Ｘ
０
３
Ｗ
Ｂ
Ｃ
Ｃ
Ｅ
１
Ｆ
Ｅ
Ｔ
Ｘ
①
②
③
｜
④
｜
⑥
⑦
０
０
０
１
１
｜
｜
⑤
｜
｜
Code
Code, data
ASCII code, note 2)
①
Start code
STX
02H
②
Address
03
30H 33H
③
Request contents
W (Write)
57H
④
Identifier, note 1)
E1F
41H 34H 46H
⑤
Numerical data
00135
30H 30H 30H 31H 31H
⑥
End code
ETX
03H
⑦
BCC data request
53H
response
04H
⑧
Acknowledge code
ACK
06H
Note 1): See "9. Table of identifiers (codes)."
Note 2): For the ASCII codes, see "10. Table of ASCII codes."