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NTP53X2 Datasheet(PDF) 38 Page - NXP Semiconductors |
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NTP53X2 Datasheet(HTML) 38 Page - NXP Semiconductors |
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38 / 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 38 / 133 Bit Name Value ED pin state Description ON Pulse width modulation signal during OFF period PWM 0010b OFF Pulse width modulation signal during On period ON Last byte of SRAM data has been read via NFC; host can access SRAM again I2C to NFC pass-through 0011b OFF • Last byte written by I2C, or • NFC off, or • VCC is off ON Last byte written by NFC; host can read data from SRAM NFC to I2C pass-through 0100b OFF • Last byte has been read from I2C, or • NFC off, or • VCC off ON Arbiter locked access to NFC interface Arbiter lock 0101b OFF Lock to NFC interface released ON Length byte(block 1, byte 1) is not ZERO NDEF Message TLV Length 0110b OFF Length byte (block 1, byte1) is ZERO ON IC is NOT in standby mode Stand-by mode 0111b OFF IC is in standby mode ON Start of programming cycle during WRITE command WRITE command indication 1000b OFF Start of response to WRITE command or NFC off ON Start of read cycle during READ command READ command indication 1001b OFF • End of read access, or • NFC off ON Start of (any) command Start of command indication 1010b OFF • End of response to command, or • NFC off ON Data read from SYNCH_BLOCK READ from SYNCH_ BLOCK 1011b OFF Event needs to be cleared by setting b0 of ED_ RESET_REG to 1b or NFC off ON Data written to SYNCH_BLOCK WRITE to SYNCH_ BLOCK 1100b OFF Event needs to be cleared by setting b0 of ED_ RESET_REG to 1b or NFC off ON 1101b written to ED_CONFIG Software Interrupt 1101b OFF Event needs to be cleared by setting b0 of ED_ RESET_REG to 1b RFU 1110b N/A RFU 1111b N/A |
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