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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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NTP53X2 датащи(PDF) 46 Page - NXP Semiconductors |
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NTP53X2 датащи(HTML) 46 Page - NXP Semiconductors |
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46 / 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 46 / 133 These lock bytes take the highest priority above all locks. Different section access conditions have to be chosen appropriately, so that the other interface does not change and corrupt the other interface security configuration. If I2C_LOCK_0 and NFC_LOCK_0 bits are set to 1b, then the lock bytes cannot be updated and gets locked permanently. If any interface is not locked i.e. any one of the I2C_LOCK_0 and NFC_LOCK_0 bits are 0b, then the particular interface can unlock the other. Table 81. NFC configuration section lock byte 0 definition (NFC_SECTION_LOCK_0) Bit Name Value Description 0b Section 7 is writable by NFC 7 Section 7 1b Section 7 is not writable by NFC 0b Section 6 is writable by NFC 6 Section 6 1b Section 6 is not writable by NFC 0b Section 5 is writable by NFC 5 Section 5 1b Section 5 is not writable by NFC 0b Section 4 is writable by NFC 4 Section 4 1b Section 4 is not writable by NFC 0b Section 3 is writable by NFC 3 Section 3 1b Section 3 is not writable by NFC 0b Section 2 is writable by NFC 2 Section 2 1b Section 2 is not writable by NFC 0b Section 1 is writable by NFC 1 Section 1 1b Section 1 is not writable by NFC 0b Section 0 is writable by NFC 0 Section 0 1b Section 0 is not writable by NFC Table 82. NFC configuration section lock Byte 1 definition (NFC_SECTION_LOCK_1) Bit Name Value Description 0b Section 8 is writable by NFC 7 Section 8 1b Section 8 is not writeable by NFC 0b Section 6 is readable by NFC 6 Section 6 1b Section 6 is not readable by NFC 0b Section 5 is readable by NFC 5 Section 5 1b Section 5 is not readable by NFC 0b Section 4 is readable by NFC 4 Section 4 1b Section 4 is not readable by NFC 0b Section 3 is readable by NFC 3 Section 3 1b Section 3 is not readable by NFC 2 Section 2 0b Section 2 is readable by NFC |
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