mf1s503x NXP Semiconductors, mf1s503x Datasheet - Page 16

• Manufacturer Part Number: mf1s503x
• Description: Mf1s503x Mifare Classic 1k - Mainstream Contactless Smart Card Ic For Fast And Easy Solution Development
• Manufacturer: NXP Semiconductors

NXP Semiconductors
10. MIFARE Classic commands
MF1S503x
Product data sheet
PUBLIC
10.1 MIFARE Authentication
The MIFARE authentication is a 3-pass mutual authentication which needs two pairs of
command-response. These two parts, MIFARE authentication part 1 and part 2 are shown
in
Table 13
Table 12.
Name
Auth (with Key A)
Auth (with Key B)
Addr
CRC
Token RB
Token AB
Token BA
NAK
Fig 11. MIFARE Authentication part 1
Fig 12. MIFARE Authentication part 2
Figure
PICC ,,ACK''
PICC ,,NAK''
PICC ,,ACK''
PICC ,,NAK''
Time out
Time out
PCD
PCD
shows the required timing.
11,
MIFARE authentication command
Figure 12
All information provided in this document is subject to legal disclaimers.
Auth
60h
61h
-
-
Code
-
-
-
see
Rev. 3.1 — 21 February 2011
Table 9
Addr
and
Token AB
708 μs
368 μs
MIFARE Classic 1K - Mainstream contactless smart card IC
Table
194031
12.
CRC
Description
Authentication with Key A
Authentication with Key B
MIFARE Block address (00h to 3Fh)
CRC according to
Challenge 1 (Random Number)
Challenge 2 (encrypted data)
Challenge 2 (encrypted data)
see
Section 9.3
T
T
TimeOut
T
T
TimeOut
T
T
NAK
ACK
ACK
NAK
Ref. 9
59 μs
NAK
59 μs
NAK
MF1S503x
Token BA
Token RB
359 μs
© NXP B.V. 2011. All rights reserved.
359 μs
Length
1 byte
1 byte
1 byte
2 bytes
4 bytes
8 bytes
4 bytes
4-bit
001aan005
001aan004
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