UCODE 7xm series RFID CHIP provides a PRODUCT STATUS FLAG that enable a UUF RFID to be used as a EAS tag. How does the retailer change that status of this flag during the POS process so the item does not cause the door alarm to go off?
This is a permanent lock bit located in Table 7, memory address 20Fh. For more information about Permanent bits, please refer to chapter 10.6.1 of datasheet: https://www.nxp.com/docs/en/data-sheet/SL3S1214.pdf
