AT88SC3216CRF-MVB1G Atmel, AT88SC3216CRF-MVB1G Datasheet - Page 123

• Manufacturer Part Number: AT88SC3216CRF-MVB1G
• Description: CRYPTOMEMORY 32KBIT 16ZONE MVB
• Manufacturer: Atmel
• Series: CryptoMemory®, CryptoRF®r

Specifications of AT88SC3216CRF-MVB1G

• Rf Type: Read / Write
• Frequency: 13.56MHz
• Features: ISO1444-2, 1444-3, 32-kbits
• Package / Case: MVB Module
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

5276C–RFID–3/09
Figure 39.
i = Card Key Set Number
Encryption Activation Procedure
Authentication
(Same i as used for
Do you want
Goto START
Encryption
Authentication)
to retry ?
Activation
Failed
YES
Host System
Operations
NO
Session Key
Cryptogram
Number Q
(FAILURE)
Generate
Random
Store
END
S
C
C
AT88SC0808/1616/3216/6416CRF, AT88RF04C
A
A
E
E
Response is ACK
YES
NO
Send Verify Crypto
Receive Response
using F2 Function
Cryptogram C
Challenge Ch
with S
Command with
S
Q
Encryption
Encryption
E
Response
Activation
Encryption
Complete
Activation
Cleared ?
Activation
Calculate
E
Is AAC
START
(not used)
NACK
Read
AAC
and Ch
END
A
Is
?
, C
NO
i
A
, Q
i
YES
E
E
E
E
,
,
Encryption Mode
NO
Response is
Host enters
Unknown
Verify Crypto Command
Response
Read System Zone Command
Return Data
using F2 Function
Cryptogram C
Authentication
with S
Command with
Index Correct
Is AAC
Challenge CH,
S
Verify Crypto
Answer with
Q
i
Ch
E
Is card in
Response
Response
Calculate
Store C
Receive
E
Mode ?
Is Key
(not used)
NACK
Does
E
Clear
Send
Send
and Ch
CH ?
AAC
AAC
ACK
i
A
match
?
, C
i
CryptoRF Card
Max ?
i
i
NO
i
YES
A
YES
i
E
Operations
YES
, Q
E
i
E
E
,
Encryption Mode
YES
NO
Normal Mode
NO
NO
Card enters
Card enters
Note: CryptoRF Card must
be in Authentication Mode
Encryption Activation
before Starting
Session Key
Cryptogram
S
C
i
i
A
A
Increment
and Store
AAC
i
123