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Specifications
7.3 MEWTOCOL7-COM Format
7.3.1 MEWTOCOL7-COM Command Format
Command message
(1) Header (start code)
(2) Station no. of the receiver
>
@
E
E
(1) Header (start code)
A ">" (ASCII code: H3E) must be at the beginning of a message.
(2) Station no.
The station no. of the receiving PLC to which you want to send the command must be
specified with "@ and three digits". The station no. of the PLC is specified by the system
register. In the case of the FP7 CPU unit, the station no. is specified in the FPWIN GR7
configuration menu.
In 1:1 communication, specify "001" (ASCII code: H303031) or "EEE" (ASCII code:
H45H4545).
(3) Frame No.
This indicates the sending frame No. Make sure to use consecutive frame numbers.
E.g. Commands for multiple frames
>@EEE00#00MMRDD001G0DT0000000001000****CR
>@EEE01****& CR
* Make sure to use consecutive values for frame numbers. The usable number range is
from 00 to FF. After FF, return to 00.
(4) Text
The content of this varies depending on the type of command. The content should be noted in
all upper-case characters, following the fixed formula for the particular command.
7-8
(3) Frame No.
(4) Text (to be specified in accordance with the type of command)
E
0
0
#
Command ID code
(5) Check code (16bit CRC (CCITT) )
0
0
M
M
Command name
Command code value
*
*
R
D
*
*
C
R
(6) Terminator (end code)
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