Mitsubishi Electric GOT2000 Series Connection Manual page 196

The following table shows the contents of the data items.
Data item name
Request type Indicates it is a command message.
(Microcomputer
Command message: ASCII "5400" (Fixed value)
side)
Indicates it is a response message.
Response type
(GOT side)
Response message: ASCII "D400" (Fixed value)
Arbitrary number for recognition of the message appended at the microcomputer side. GOT sends the response message appending
Serial No.
this Serial No.
Fixed value Should be ASCII "0000".
Set the same number as the network No. set in the GOT.
For setting method of "Communication Detail Settings", refer to the following.
3.5.1 Setting communication interface (Communication settings)
Network No.
Transmit the data converted to a 2-digit ASCII code from the upper
digit.
Set the same number as the PLC No. set in the GOT.
For setting method of "Communication Detail Settings", refer to the following.
3.5.1 Setting communication interface (Communication settings)
PLC No.
Transmit the data converted to a 2-digit ASCII code from the upper
digit.
Request destination
Ignore GOT.
module I/O No.
Request destination
Ignore GOT.
module station No.
Number of bytes from the start of CPU monitoring timer to the last request data.
Request data length
Transmit the data converted to a 4-digit ASCII code from the upper
digit.
Appended to the response message from the microcomputer side.
Number of bytes from the start of end code to the last request data.
Response data
length
Transmit the data converted to a 4-digit ASCII code from the upper
digit.
CPU monitoring
Ignore GOT.
timer
Specifies the access contents from the microcomputer side to GOT. For details of the commands that can be used, refer to the following.
3.4.2 List of commands
Command,
Sub-command
Transmit the command and sub-command converted to a 4-digit
ASCII code, from the upper digit.
Specifies the code by which the device data to be read/written is recognized.
For details of the device range that can be accessed, refer to the following.
3.3 Device Data Area
Transmit the 2-digit ASCII code corresponding to the following
device codes.
Device name
Device code
M
SM
D
SD
R
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3. MICROCOMPUTER CONNECTION (ETHERNET)
3.4 Message Formats
Format 6
Device code
M*
SM
L L*
D*
SD
R*
Contents
Command message: 54 (Upper digit) (Fixed value)
H
Response message: D4 (Upper digit) (Fixed value)
H
Should be "0000 ".
H
Transmit the data converted to a 2-digit binary code.
Transmit the data converted to a 2-digit binary code.
Transmit the data converted to a 4-digit binary code from the lower
two digits.
Transmit the data converted to a 4-digit binary code from the lower
two digits.
Transmit the data converted to a 4-digit binary code from the lower
two digits.
Transmit the 2-digit binary code corresponding to the following
device codes.
Device name Device code
M
SM
L
D
SD
R
Format 7
90
H
91
H
92
H
A8
H
A9
H
AF
H
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