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Formats 1, 2 (got-a900 Series Microcomputer Connection) - Mitsubishi Electric GOT1000 Series Connection Manual

Microcomputers, modbus products, peripherals.
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3.4.3

Formats 1, 2 (GOT-A900 Series microcomputer connection)

Basic format of data communication
Item
Request message
(host
GOT)
(1) During processing of read commands
Response message
during normal
communication
(2) During processing of write commands
(GOT
host)
Response message
during faulty
communication
(GOT
host)
During interrupt
output
*1
Set the number of interrupt data bytes at [Detail setting] in GT Designer3.
For the setting of the number of interrupt data bytes, refer to the following.
Command
(H)
(L)
3.5.1 Setting communication interface (Communication settings)
3. MICROCOMPUTER CONNECTION (ETHERNET)
Message format
Data
Data
ACK
06
H
Error
NAK
Code
15
H
Output value
1/2/4
*1
bytes
3.4 Message Formats
1
2
3
4
5
6
7
8
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