Report Slave Id (Command Code: 0X11) - Mitsubishi FX3U Series User Manual
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FX
Series Programmable Controllers
3U
User's Manual - MODBUS Serial Communication Edition
7.16
Report Slave ID (Command Code: 0x11)
Acquires the information of the slave (FX-Series MODBUS Communication ADP) mounted station into the
master.
1) Request message format (Master → Slave)
2) Response message format (Slave → Master)
(When completed normally)
The slave (FX-Series MODBUS Communication ADP) will return 'F3' as the PLC CPU type data to the
Master:
(When completed with an error)
*1. Exception and error codes are stored in special data registers and special auxiliary relays in the case
of error completion. Refer to Chapter 6 for storage location, confirmation methods, and other detailed
contents.
Function code
Function
code
(11
)
H
Function code
Function
Number of
code
bytes
(11
)
(02
)
H
H
Function code
Function
code
(91
)
H
7.16 Report Slave ID (Command Code: 0x11)
Data
PLC CPU
PLC CPU
type
STOP/RUN
(F3
)
state
H
00
: STOP
H
FF
: RUN
H
Data
Exception
code*
1
7 MODBUS Standard Commands
75
1
2
3
4
5
6
7
8
9
10
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