Advanced Card Systems Limited ACR1281U 사용자 설명서
ACR1281U
Advanced Card Systems Ltd.
Page 68 of 81
• SW1, SW2
= 90 00 if no error.
Note: After SW1SW2 = 90 00 has been received, read back the data in Application Zone can
check whether the Erase Application Zone with Erase is correct. If all data in Application Zone is
erased and equals to “FF”, the previous verification is success.
9.6 Erase Application Zone with Write and Erase
This command can be used in the following cases:
- AT88SC101: To erase the data in Application Zone with EC Function Enabled
- AT88SC102: To erase the data in Application Zone 2 with EC2 Function Enabled
- AT88SC1003: To erase the data in Application Zone 2 with EC2 Function Enabled
With EC or EC2 Function Enabled (that is, ECEN or EC2EN Fuse is unblown and in “1” state), the
following actions are executed:
following actions are executed:
- present the specified code to the card
- search a '1' bit in the presentation error counter and write the bit to '0'
- erase the presentation error counter. The data in corresponding Application Zone can be
erased when the submitted code is correct.
• Command format
Pseudo-APDU
CODE
CLA
INS
Error Counter
LEN
Byte
Address
MEM_L
Byte 1
Byte 2
Byte 3
Byte 4
FF
H
20
H
80
H
04
H
Error Counter LEN
Length of presentation error counter in bits. The value should be 80 always.
Byte Address
Byte address of the Application Zone Key in the card.
Byte Address
AT88SC101
96
H
AT88SC102
9C
H
AT88SC1003
5C
H
CODE
4 bytes Erase Key
• Response data format
SW1
SW2
• SW1, SW2
= 90 00 if no error.
= 63 00 if there is no more retry chance
= 63 00 if there is no more retry chance
Note: After SW1SW2 = 90 00 has been received, read back the data in Application Zone can
check whether the Erase Application Zone with Write and Erase is correct. If all data in
Application Zone is erased and equals to “FF”, the previous verification is success.
check whether the Erase Application Zone with Write and Erase is correct. If all data in
Application Zone is erased and equals to “FF”, the previous verification is success.