Omron V680S Series, Руководство пользователя

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Sec
tion 6
Us
in
g
Commun
ic
a
tio
n
Di
agn
o
st
ic
and t
h
e RF Ana
lyzer
Section 6
Functions
135
RFID System
User's Manual
(Modbus TCP)
Using Modbus Queries for Communication Diagnostic
Refer to the following flowchart to use Modbus queries.

Enabling Communication Diagnostic
1.
Use the SET COMMUNICATION DIAGNOSTIC query to enable communication diagnostic.

Query Format

Response Format
Normal Response
When you enable communication diagnostic, the setting will be retained after the Reader/Writer is restarted and
communication diagnostic will remain enabled.
You cannot use communication diagnostic if you are using the FIFO Trigger communications option. Use the once or
auto communications option.

Communicating with an RF Tag
1.
Refer to RF Tag Communications in Section 7 Host Communications Specifications and use an RF Tag
communications query to communicate with the RF Tag.
Refer to RF Tag Communications in Section 7 Host Communications Specifications for information on RF Tag
communications queries.
p.170
Check to see if the communications diagnostic result is indicated by a green, yellow, or red operation indicator on the Reader/
Writer .
Enabling Communication Diagnostic
p.135
Communicating with an RF Tag
p.135
Getting Communications Diagnostic Results
p.136
Byte 0 Byte 1 Byte 2 Byte 3 Byte 4 Byte 5 Byte 6 Byte 7 Byte 8 Byte 9 Byte 10 Byte 11 Byte 12 Byte 13 Byte 14
Transaction
identifier
Protocol identifier Field length
Unit
identifier
Function code Register address Word count Byte count
Communication
diagnostic setting
X X 0000 hex 0009 hex FF hex 10 hex B300 hex 0001 hex 02 hex 0001 hex
Byte 0 Byte 1 Byte 2 Byte 3 Byte 4 Byte 5 Byte 6 Byte 7 Byte 8 Byte 9 Byte 10 Byte 11
Transaction
identifier
Protocol identifier Field length
Unit
identifier
Function code Register address Word count
X X 0000 hex 0006 hex FF hex 10 hex B300 hex 0001 hex