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SECTION 5
V600 Commands
RFID System
User’s Manual
SECTION 5
Communications
1:N Protocol
Note: The write life for EEPROM Tags is 300,000 writes at 40°C.
When set to @@@6H to @@@7H or @@@EH to @@@FH, an address error (code: 7A (hexadecimal)) will be returned as
the end code.
Mode designation Specifies the check process.
“S”: Subtraction (Overwrite control count can be set by user.) (16,700,000 writes max.)
(See note.)
“L”: Addition (Overwrite control count fixed at 100,000 writes.)
Antenna designation Specifies the Antenna with which to communicate.
“1”: Antenna 1
“2”: Antenna 2
Area start address Specifies the start address of the overwrite count control area in 4-digit hexadecimal.
Setting range: @@@0
H to @@@5H or @@@8H to @@@DH
Decrement count Specifies the number of refresh operations in 2-digit hexadecimal.
Setting range: 00
H to FFH (00H: Performs overwrite count check only)
Refer to Tag Service Life Check for details.
p. 91
End code Indicates the execution result for the command.
75: Normal end
76: Data error warning
Refer to List of End Codes for information on other end codes.
p. 235
MD
S/L 1/2
211 4
2
*
CR
2
2
FCS
3
@
Command
code
Terminator
Antenna
designation
Controller No.
×
Mode
desig-
nation
Area start address
Decrement
count
×
×
×
×
×
×
×
×
×
Command
Response
MD
75
22
2
* CR
2
FCS
3
@
Command
code
Terminator
End code
Controller No.
×
×
×
×
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