AT88RF04C-MY1G 查看數據表（PDF） - Atmel Corporation

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AT88RF04C-MY1G

CryptoRF® Specification

Atmel Corporation 

AT88SC0808/1616/3216/6416CRF, AT88RF04C

6.7.4. Error Handling

If a Write User Zone command containing transmission errors is received by the PICC, it is ignored and no response is

sent. The PICC reports errors in the status byte of the response.

Table 29. Status Codes returned in the Write User Zone (Large Memory) response

Error/Status Message

Status Code

No errors

$00

Write Pending – Checksum Required

$0C

One Byte Written (Write Lock Mode)

$1B

Access Denied (User Zone Not Set)

$99

Access Denied (Security Fuses Invalid)

$99

Address Invalid

$A2

Length Invalid

$A3

Authentication or Encryption Activation Required

$A9

Data Written (Program Only Mode)

$B0

Access denied (Write Lock Mode)

$B9

Password Required

$D9

Modify Forbidden

$E9

Memory Access Error

$EE

Type

ACK

ACK

ACK

NACK

NACK

NACK

NACK

NACK

ACK

NACK

NACK

NACK

ACK/NACK

6.7.5. Notes

The Write User Zone (Large Memory) command is not supported by 88RF PICCs.

35

5276C–RFID–3/09

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