Datasheet

NTAG203 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet
COMPANY PROPRIETARY
Rev. 3.0 — 17 October 2011
213830 20 of 30
NXP Semiconductors
NTAG203
NFC Forum Type 2 Tag compliant IC with 144 bytes user memory
8.8.7 WRITE
Description: The WRITE command is used to program the lock bytes in page 02h, the
OTP bytes in page 03h or the data bytes in pages 04h to 05h. A WRITE command is
performed page-wise, programming 4 bytes in a page.
Table 15. WRITE
Code Parameter/ARG Data Integrity mechanism Response
A2h ADR: ‘02h’ to ‘29h’ 4 Byte Parity, CRC ACK or NAK
Remark: Time units are not to scale and rounded off to 10 s
Fig 17. WRITE
aaa-001151
CMD
690 ms
RWD
command
time
NTAG
response
90 ms
50 ms 50 ms
4110 ms
A2
ARG 4 byte data
ADR
NAK
D0 D1 D2
CRC
D3
C0 C1
AK