Toho-electronics TTM-00BT Manuel d'utilisateur Page 22

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22
7.9.7 Composition of a memory bank function message
n For codes to , see "7.9.9 Code description."
n For specific examples of request messages, see "7.9.11 Examples of communications to be
read" and "7.9.12 Examples of communications to be written." Note that the request is in
lowercase characters.
1) Composition of a read request message
S
T
X
r
E
T
X
B
C
C
―⑤―
Start code
Unit number
Channel
Contents of the
request: read
Memory bank No.
Identifier
End code
BCC data
2) Composition of a write request message
S
T
X
w
E
T
X
B
C
C
―⑤― ―――⑥―――
Start code
Unit number
Channel
Contents of the
request: write
Memory bank No.
Identifier
Numerical data
End code
BCC data
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