AT88RF04C-MY1G View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT88RF04C-MY1G

CryptoRF® Specification

Atmel Corporation 

AT88SC0808/1616/3216/6416CRF, AT88RF04C

6.13. Read System Zone Command, Read Fuse Byte Option [$c6]

The Read Fuse Byte Option of the Read System Zone command reads the security fuse byte.

Reader

PICC

Command >

PARAM = $01 >

ADDR = $FF >

L = $00 >

CID

$6

PARAM

ADDR

“L”

CRC1

CRC2

Echo Command >

CID

$6

NACK

STATUS

CRC1

CRC2

FAILURE RESPONSE

< Error Code

Echo Command >

CID

$6

ACK

DATA 1

STATUS

CRC1

CRC2

SUCCESS RESPONSE

< Fuse Byte

<Status Code

6.13.1. Operation

The Read Fuse Byte Option of the Read System Zone command reads the Security Fuse byte. This operation can be

performed in the Normal, Authentication, or Encryption Communication modes. The fuse byte value is never encrypted.

Only PICCs in the Active State are permitted to answer this command.

51

5276C–RFID–3/09

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