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SRTAG2K-D View Datasheet(PDF) - STMicroelectronics

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SRTAG2K-D Datasheet PDF : 51 Pages
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SRTAG2K-D
SRTAG2K-D memory management
Figure 4. Changing the read access right to an NDEF file
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3HUPDQHQWO\ORFNWKH1'()ILOH 
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3.2.3
069
1. See the procedure to lock the read access (Section 7.4: Locking an NDEF file).
2. See the procedure to unlock the read access (Section 7.5: Unlocking an NDEF file).
3. See the procedure to permanently lock the read access (Section 7.6: Reaching the read-only state for an
NDEF file).
4. Proprietary state, not defined by NFC Forum Type 4 Tag.
Changing the write access right to NDEF files
The state diagram on Figure 5 shows how to change the write access right to an NDEF file.
Figure 5. Changing the write access right to an NDEF file
/RFNWKH1'()ILOH 
[
8QORFNWKH1'()ILOH 
[
[)(
069
1. See the procedure to lock the write access.
2. See the procedure to unlock the write access.
3. See the procedure to permanently lock the write access (Section 7.6: Reaching the read-only state for an
NDEF file).
4. Proprietary state, not defined by NFC Forum Type 4 Tag.
DocID025446 Rev 3
15/51

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