Omron V680-CA5D01-V2 - Page 91

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SECTION 4
Write Protection
RFID System
User’s Manual
SECTION 4
Functions
Example of Write Protection
Start Address Lower Than the End Address
The memory area between the start address and end address will be write-protected.
Start Address Equal to End Address
Only the selected address (one byte) will be write-protected.
End Address Higher than Last ID Tag Address
The memory area between the start address and the last ID Tag address will be write-protected.
The write protection setting area of the ID Tag cannot be write-protected.
Addresses 0000
H and 0000H are always write-protected, regardless of the setting of the write protection function.
Address
0000
H
7FFF
H
Write-
protected
area
0015
H
0120
H
Address Bit Upper digits Lower digits
0002
H
10000000
80
0003
H
00010101
15
0004
H
00000001
01
0005
H
00100000
20
Address
0000
H
7FFF
H
Write-
protecte
d
area
0021
H
Address Bit Upper digits Lower digits
0002
H
10000000
80
0003
H
00100001
21
0004
H
00000000
00
0005
H
00100001
21
Address
0000
H
7FFF
H
Write-
protected
area
0300
H
Address Bit Upper digits Lower digits
0002
H
10000011
83
0003
H
00000000
00
0004
H
11111111
FF
0005
H
11111111
FF