AT88RF04C-MY1G View Datasheet(PDF) - Atmel Corporation
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Description
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AT88RF04C-MY1G Datasheet PDF : 158 Pages
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5.3.2.
Command Field Descriptions
PUPI:
PseudoUnique PICC Identifier. This is the card ID used for anticollision, stored in the System Zone.
Param:
ISO/IEC 14443 communication capabilities reported to the PICC. The contents of Param Bytes 1, 2, and
3 do not alter the behavior of CryptoRF PICCs.
TBmax: A parameter sent by the PCD reporting the receive buffer size of the PCD. Default value is $0.
CID:
The Card ID Number (CID) in ATTRIB Param Byte 4 and in the ATTRIB Response is encoded as shown
in Table 10 and Table 11. Each PICC is assigned a unique CID when it is placed in the Active State.
CryptoRF Active State commands use the assigned CID to direct the commands to the desired PICC.
Table 10. Coding of the Card ID in the ATTRIB command and response for 88SC PICCs.
Bit 7 Bit 6 Bit 5 Bit 4
CID
0
0
0
0
Not Supported
0
0
0
1
1
0
0
1
0
2
0
0
1
1
3
0
1
0
0
4
0
1
0
1
5
0
1
1
0
6
0
1
1
1
7
1
0
0
0
8
1
0
0
1
9
1
0
1
0
10
1
0
1
1
11
1
1
0
0
12
1
1
0
1
13
1
1
1
0
14
1
1
1
1
Not Supported
16 AT88SC0808/1616/3216/6416CRF, AT88RF04C
5276C–RFID–3/09
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