ACR3801 – Reference Manual
Version 2.01
www.acs.com.hk
Page 53 of 62
Command Format (
abData
field in the
PC_to_RDR_XfrBlock
)
Where:
Error Counter LEN
Length of presentation error counter in bits
Byte Address
Byte address of the key in the card
CODE
4 bytes Memory Code
Response Data Format (
abData
field in the
RDR_to_PC_DataBlock
)
SW1 SW2
Where:
SW1 SW2
= 90 00h if no error
= 63 00h if there are no more retries
Note:
After SW1SW2 = 0x9000h has been received, read back the Application Area can check
if the VERIFY_MEMORY_CODE is correct. If all data in Application Area is erased and is equal
to “0xFFh,” the previous verification is successful.
Pseudo-APDU
CLA INS Error Counter LEN Byte Address MEM_L
CODE
Byte
1
Byte 2 Byte 3 Byte 4
FFh
20h
40h
28h
04h
