Toho-electronics TRM-006A Instrukcja Użytkownika Pobierz pdf (Strona 9)

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3.3 Composition of a request message (transmitted from a high-level

computer to this product)

n For codes ① to ⑩, see "3.5 Description of codes."

n For specific examples of request messages, see "4.1 Examples of communications to be read"

and "4.2 Examples of communications to be written."

3.3.1 Composition of a read request message

Start code

Address

Contents of the

Identifier

End code

BCC data

request: read/write

3.3.2 Composition of a write request message

Start code

Address

Contents of the

Identifier

End code

BCC data

Numerical data

request: read/write

3.3.3 Composition of a store request message

Start code

Address

Contents of the

Identifier

End code

BCC data

request: read/write

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