Omron V680-HAM91 User Manual page 187

V680-D2KF@@ / -D8KF@@ / -D32KF68
Setting Write Protection
Write protection is set in the 4 bytes of RF Tag addresses 0002 to 0005 hex.
The setting for the most significant bit of address 0002 hex enables or disables write protection for the RF Tag.
• The most signficant bit of address 0002 hex is the Write-protect Bit.
1: Enable write protection.
0: Disable write protection.
Setting Area Memory Map for RF Tag Write Protection
Address Bit 7
0002 hex Enable/Disable
0003 hex Lower two digits of start address (00 to FF)
0004 hex Upper two digits of end address (00 to FF)
0005 hex Upper two digits of end address (00 to FF)
• Write Protection Setting Ranges
Start address: 0006 hex to 7FFF hex
End address: 0006 hex to FFFF hex
Address 0000 hex and 0001 hex are always write-protected.
The write protection setting area of the RF Tag cannot be write-protected.
6 5 4 3 2
Upper two digits of start address (00 to 7F)
1 0
Section 7
Appendices
RFID System
185
User's Manual