Azbil F4Q, Руководство пользователя

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4-15
Chapter 4. CPL Communication

Description : The range of values that can be written varies depending on the
data address.
The address to which to write data is sequentially incremented by 1
following the starting data address.
Up to 10 data records can be written in one message.
z Response message to the WD command
If the data in the data link layer is correct, only a termination code is returned.
4 - 4 Termination Code (p. 4-16)
(for termination code types)
1. Normal response
If data is written correctly, a normal response is returned.

Ex.: A normal response like the one below is returned when all the data is
correctly written.
Termination code (00 = normal)
02H 30H 31H 30H 30H 58H 30H 30H 03H 38H 32H 0DH 0AH
STX 0 1 0 0 X 0 0 ETX 8 2 CR LF
Data link layer Application layer Data link layer
2. Error response
If data was not written properly due to an error in the instruction message, an error
response is returned.

Ex.: Error response ("**" stands for the error code.)
Termination code (** = an error code)
02H 30H 31H 30H 30H 58H *H *H 03H ??H ??H 0DH 0AH
STX 0 1 0 0 X * * ETX ? ? CR LF
Data link layer Application layer Data link layer