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NTP53X2 Datasheet(PDF) 72 Page - NXP Semiconductors |
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NTP53X2 Datasheet(HTML) 72 Page - NXP Semiconductors |
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72 / 133 page  NXP Semiconductors NTP53x2 NTAG 5 link - NFC Forum-compliant I2C bridge NTP53x2 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2020. All rights reserved. Product data sheet Rev. 3.3 — 3 July 2020 COMPANY PUBLIC 544533 72 / 133 • The Global Crypto Header is set to "Deactivated" or • if the Global Crypto Header is not set to "Deactivated" and a valid mutual authentication with a key with read and write privileges has been executed before and the page protection condition is not locked (see Section 8.2.3.3.7). The timing of the command is write alike. Option_flag = 0b and Option_flag = 1b is supported and is in accordance with ISO/IEC 15693 write-alike commands. Table 138. PROTECT PAGE request format Flags PROTECT PAGE Manuf. code UID Protection pointer address Extended protection status CRC16 8 bits 8 bits 8 bits 64 bits (optional) 8 bits 8 bits 16 bits Remark: The IC only accepts protection pointer address values from 00h to FFh. The block containing the 16-bit counter is excluded from the standard user memory protection scheme. Table 139. Extended Protection status byte Bit Name Value Description 7 RFU 0b 6 RFU 0b 0b Page 0-H is not write protected 5 WH 1b Page 0-H is write protected 0b Page 0-H is not read protected 4 RH 1b Page 0-H is read protected 3 RFU 0b 2 RFU 0b 0b Page 0-L is not write protected 1 WL 1b Page 0-L is write protected 0b Page 0-L is not read protected 0 RL 1b Page 0-L is read protected Table 140. Protection status bits definition in plain password mode WH/WL RH/RL 32-bit Protection 64-bit Protection 0b 0b Public Public 0b 1b Read and Write protected by the Read password Read and Write protected by the Read plus Write password 1b 0b Write protected by the Write password Write protected by the Read plus Write password 1b 1b Read protected by the Read password and Write protected by the Read and Write password Read and Write protected by the Read plus Write password |
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