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200
Se
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Det
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RFID System
User's Manual
(Modbus TCP)
Section 7
Host Communications Specifications
GET COMMUNICATIONS ERROR LOG
This query reads the log of communications errors that have occurred in the Reader/Writer.
Query Format
Response Format
Normal Response
Error Response
Parameter
Description
Register address
The register address (C600 hex) that specifies the communications error log information.
Word count
The number of words in the communications error log information to read (0061 hex)
Parameter
Description
Number of bytes in recent error query
information
The number of bytes in the recent error query information that was read
(FA hex)
Number of record
The number of record in the recent error query information that was read.
Most recent
communications
error record
Operating time
The operating time from when the Reader/Writer was started in 8-digits
hexadecimal (Unit: ms)
IP address of remote
node
Contains the IP address where the error occurred in 4-digits hexadecimal.
Example: C0A801C8 hex (192.168.1.200)
Transaction identifier
Transaction identifier specified by the query when an error occurred.
Reserved 1
This field is always 0000 hex.
Function code
Function code specified by the query when an error occurred.
Reserved 2
This field is always 00 hex.
Register address
Register address specified by the query when an error occurred.
Exception code
For details, refer to
Reserved 3
Always 000000 hex.
End code
For details, refer to
Parameter
Description
Exception code
For details, refer to
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
03 hex
C600 hex
0061 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
···
Byte 31
···
Byte 179
···
Byte 202
Transaction iden-
tifier
Protocol identifier
Field length
Unit
identifier
Function code
Byte count
Number of records
Most recent communications
error record
···
Most recent communications
error record 7
X
X
0000 hex
00C5 hex
FF hex
03 hex
C2 hex
1 word
10 words
···
10 words
Byte 11
···
Byte 14
Byte 15
···
Byte 18
Byte 19
Byte 20
Byte 21
Byte 22
Byte 23
Byte 24
Byte 25
Byte 26
Byte 27
Byte 28
Byte 29
Byte 30
Byte 31
···
Byte 34
Operating time
IP address of remote node
Transaction identi-
fier
Reserved 1
Function code
Reserv
ed 2
Register address
Excepti
on code
Reserved 3
End code
4 bytes
4 bytes
2 bytes
2 bytes
1 byte
00 hex
2 bytes
1 byte
3 bytes
4 bytes
Byte 0
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
Byte 8
Transaction
identifier
Protocol identifier
Field length
Unit
identifier
Function
code
Exception
code
X
X
0000 hex
0003 hex
FF hex
83 hex
1 byte
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: ......