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Se
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n 7
Me
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Det
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Section 7
Host Communications Specifications
177
RFID System
User's Manual
(Modbus TCP)
RF TAG OVERWRITE COUNT CONTROL
This query is used to manage the number of times data is written to an RF Tag. You can use this query
for RF Tags with EEPROM memory.
Query Format
Response Format
Normal Response
Error Response
Execution Example
Setting 5,000 (1388 Hex) as the Count in Overwrite Count Address 0080 Hex in the RF Tag with an
Addition Specification
TX: 00000000000FFF10A3000004080000008000001388
RX: 000000000006FF10A3000004
Parameter
Description
Register address
The register address (A300 hex) that specifies overwrite count control.
Word count
The number of words of overwrite count information (0004 hex)
Byte count
The number of bytes of overwrite count information (08 hex)
Overwrite count
information
Operation
Initialize: 0000 hex, Subtract: 0001 hex, Add: 0002 hex
Address
Specify in 4-digit hexadecimal the start address of the overwrite count control area in the RF Tag.
Setting range: 0000 to 9FFF hex
Count
Specify the count in 8-digit hexadecimal.
Parameter
Description
Register address
Contains the register address that was specified in the query.
Number of words of overwrite
count information
Contains the word count that was specified in the query.
Parameter
Description
Exception code
For details, refer to
in this section.
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 20
Transaction
identifier
Protocol
identifier
Field length
Unit
identifier
Function code
Register address
Word count
Byte
count
Overwrite count information
X
X
0000 hex
000F hex
FF hex
10 hex
A300 hex
0004 hex
08 hex
8 bytes
Byte 13
Byte 14
Byte 15
Byte 16
Byte 17
Byte 18
Byte 19
Byte 20
Operation
Address
Count
2 bytes
2 bytes
4 bytes
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
Number of words of overwrite
count information
X
X
0000 hex
0006 hex
FF hex
10 hex
A300 hex
0004 hex
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
90 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 ...
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