Xinje XDH Series User Manual

292
6-4 Communication flag and register
Communication flag
Serial
port
Register address
Function
Explanation
Port 0
SM140
Modbusread-write
instruction execution flag
When the instruction starts to
execute, set ON
When execution is completed,
set OFF
SM142
Free communication sending
flag
When the instruction starts to
execute, set ON
When execution is completed,
set OFF
SM143
Free communication received
flag
When receiving a frame of data
or receiving data timeout, set
ON.
Require user program to set OFF
Port 1
SM150
Modbusread-write
instruction execution flag
When the instruction starts to
execute, set ON
When execution is completed,
set OFF
SM152
Free communication sending
flag
When the instruction starts to
execute, set ON
When execution is completed,
set OFF
SM153
Free communication received
flag
When receiving a frame of data
or receiving data timeout, set
ON.
Require user program to set OFF
Port 2
SM160
Modbusread-write
instruction execution flag
When the instruction starts to
execute, set ON
When execution is completed,
set OFF
SM162
Free communication sending
flag
When the instruction starts to
execute, set ON
When execution is completed,
set OFF
SM163
Free communication received
flag
When receiving a frame of data
or receiving data timeout, set
ON.
Require user program to set OFF
Port 3
SM170
Modbusread-write
instruction execution flag
When the instruction starts to
execute, set ON
When execution is completed,
set OFF
SM172
Free communication sending
flag
When the instruction starts to
execute, set ON
When execution is completed,
set OFF
SM173
Free communication received
flag
When receiving a frame of data
or receiving data timeout, set
ON.
Require user program to set OFF
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Xinje XDH Series Specifications

General

Brand	Xinje
Model	XDH Series
Category	Network Hardware
Language	English