Datasheet

PN512 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2016. All rights reserved.
Product data sheet
COMPANY PUBLIC
Rev. 5.2 — 16 June 2016
111352 36 of 137
NXP Semiconductors
PN512
Full NFC Forum-compliant frontend
8.2.2 Page 1: Communication
8.2.2.1 PageReg
Selects the register page.
Table 47. PageReg register (address 10h); reset value: 00h, 00000000b
7 6 5 4 3 2 1 0
UsePage Select00000PageSelect
Access
Rights
r/w RFU RFU RFU RFU RFU r/w r/w
Table 48. Description of PageReg bits
Bit Symbol Description
7 UsePage Select Set to logic 1, the value of PageSelect is used as register address A5
and A4. The LSB-bits of the register address are defined by the
address pins or the internal address latch, respectively.
Set to logic 0, the whole content of the internal address latch defines
the register address. The address pins are used as described in
Section 9.1 “
Automatic microcontroller interface detection”.
6 to 2 - Reserved for future use.
1 to 0 PageSelect The value of PageSelect is used only, if UsePageSelect is set to
logic 1. In this case it specifies the register page (which is A5 and A4
of the register address).