AN108711 - NXP Semiconductors

Philips Semiconductors
ISO 14443-3 ECMA 340 Description
Application Note
Tips and Tricks for PN51x Integration
READY State RESOLUTION State State for Anticollision / Single Device Detection
READY* State RESOLUTION* State State for Anticollision / Single Device Detection
8. Glossary
Table 8: Command comparison between ISO 14443-3A and ECMA 340
ISO 14443-3 ECMA 340
Abbreviation Expression Abbreviation Expression
AC Anticollision SDD single device detection (by
using RF collision
avoidance)
BCC UID CLn check byte,
calculated as exclusive-or
over the 4 previous bytes,
Type A
BCC NFCID1 CLn checkbyte,
same calculation as in
ISO/IEC 14443
CT Cascade Tag, Type A CT Cascade Tag
CRC_A Cyclic Redundancy Check
error detection code Type
A
E End of communication,
Type A
FDT Frame Delay Time, Type
A
Frame delay time PICC to
PCD
NVB Number of Valid Bits, Type
A
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Application note Rev. 01.10 — 11. May 2006 33 of 37
CRC
End End of communication
FRT Frame Response Time
Frame Response Time
Target to Initiator
SEL_PAR Select Parameter Byte
P Odd Parity bit, Type A P Odd Parity bit
PCD Proximity Coupling Device I Initiator
PICC Proximity Card T Target
Request Guard Time
Minimum time between
the start of two
consecutive REQA
commands
S Start of communication,
Type A
SEL SELect code, Type A
(defines the Cascade
Level)
Sense Guard Time Minimum time between
the start of two
consecutive SENS_REQ
commands
Start Start of communication
SEL_CMD Select Command Byte
(defines the Cascade
Level)
UID Unique Identifier, Type A NFCID1 Random Identifier
uid Byte number n of Unique
IDentifier, n ≥ 0
ncid1n Byte number n of
NFCID1