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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.
Section 7 Host Communications Specifications
and use an RF Tag
communications query to communicate with the RF Tag.
Refer to
Section 7 Host Communications Specifications
for information on RF Tag
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
Communicating with an RF Tag
Getting Communications Diagnostic Results
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
Содержание V680S Series
Страница 16: ...14 RFID System User s Manual Modbus TCP Introduction Introduction MEMO ...
Страница 58: ...56 Section 1 Data Characteristics RFID System User s Manual Modbus TCP Section 1 Product Overview MEMO ...
Страница 64: ...62 Section 2 System Configuration RFID System User s Manual Modbus TCP Section 2 System Configuration MEMO ...
Страница 72: ...70 Section 3 Component Names RFID System User s Manual Modbus TCP Section 3 Component Names MEMO ...
Страница 242: ...240 Section 8 Operation Interface RFID System User s Manual Modbus TCP Section 8 Web Browser Interface ...
Страница 337: ...Index 335 RFID System User s Manual Modbus TCP Index ...
Страница 342: ...340 RFID System User s Manual Modbus TCP MEMO ...
Страница 343: ......