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ACR33U-A1 SmartDuo Reference Manual
Version 1.00
Page 35 of 56
www.acs.com.hk
8.2.9.4.
VERIFY_PASSWORD
Command format (abData field in the PC_to_RDR_XfrBlock)
Pseudo-APDU
CLA
INS
P1
P2
Lc
Data
FF
H
20
H
00
H
00
H
04
H
RP
Pw(0) Pw(1) Pw(2)
Pw(0),Pw(1),Pw(2)
Passwords to be sent to memory card.
RP
= 0000 rp
2
p
1
p
0
b
where the four bits “rp
2
p
1
p
0
” indicate the password to compare:
r = 0: Write password,
r = 1: Read password,
p
2
p
1
p
0
: Password set number.
(rp
2
p
1
p
0
= 0111 for the secure code).
Response data format (abData field in the RDR_to_PC_DataBlock)
SW1
SW2
ErrorCnt
90
H
SW1
=
90
H
SW2 (ErrorCnt)
= Error Counter.
FF
H
indicates the verification is correct.
00
H
indicates the
password is locked (exceeded the maximum number of retries). Other
values indicate the current verification has failed.
8.2.9.5.
INITIALIZE_AUTHENTICATION
Command format (abData field in the PC_to_RDR_XfrBlock)
Pseudo-APDU
CLA
INS
P1
P2
Lc
Q(0) Q(1) … Q(7)
FF
H
84
H
00
H
00
H
08
H
Byte Address
Memory address location of the memory card.
Q(0),Q(1)…Q(7)
Host random number, 8 bytes.
