pn5321a3hn/c101 NXP Semiconductors, pn5321a3hn/c101 Datasheet - Page 15

• Manufacturer Part Number: pn5321a3hn/c101
• Description: Nfc Controller
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 9:
9397 750 XXXXX
Short form data sheet
Fig 8. Passive NFC Mode.
Communication
Initiator -> Target
Target -> Initiator
direction
Host
Host
Communication Overview for passive NFC
9.1.4.2 PASSIVE Communication mode
NFC Initiator
NFC Initiator
PN532
PN532
Power to generate
the field
Manchester Coded
Power to generate
the field
subcarrier load
Miller Coded
Passive Communication Mode means that the target answers to an initiator command in a
load modulation scheme. The initiator is active meaning generating the RF field.
The following table gives an overview of the active communication modes:
According to
according to
ISO14443 A
Note: Transfer speed above 424 kbit/s are not defined in the NFCIP-1. The PN532
supports these transfer speeds only with dedicated external circuitry.
ISO14443A
100% ASK,
modulation,
106 kbit/s
1. Initiator starts communication
at selected transfer speed
Manchester Coded
Manchester Coded
According to
according to
>12 % ASK,
8-30 %ASK
212 kbit/s
FeliCa
FeliCa
2. Targets answer using load modulated data
at the same transfer speed
Rev. 1.2 — 12 January 2006
™
™
,
,
Manchester Coded
Manchester Coded
According to
according to
>12 % ASK,
8-30 %ASK
424 kbit/s
FeliCa
FeliCa
™
™
,
,
communication according to the NFC
communication according to the NFC
848 kbit/s
digital capability to handle this
digital capability to handle this
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
NFC Target
NFC Target
PN532
PN532
Power for digital
processing
Power for digital
processing
mode
mode
PN532/C1
Host
Host
NFC controller
1.69 Mbit/s
3.39 Mbit/s
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