A C R 3 8 S m a r t C a r d R e a d e r / W r i t e r
VERIFY_AUTHENTICATION
Command format
Header
Instruction
Data length
Data
LEN
CLA
INS
P1
P2
Lc
Q1(0) Q1(1)
…
Q1(7)
01
H
A0
H
00
H
0D
H
FF
H
82
H
00
H
00
H
08
H
Byte Address
Memory address location of the memory card.
Q1(0),Q1(1)…Q1(7)
Host challenge, 8 bytes.
Response data format
Header
Status
Data length
SW1
SW2
LEN
01
H
SW1, SW2
= 90
H
00
H
if no error
Memory Card – SLE4418/4428
SELECT_CARD_TYPE
This command powers down and up the selected card inserted in the card reader and performs a card reset.
Notes: This command must be the first command after card insertion!
Command format
Header
Instruction
Data length
Data
LEN
CLA
INS
P1
P2
Lc
Card Type
01
H
A0
H
00
H
06
H
FF
H
A4
H
00
H
00
H
01
H
05
H
Response data format
Header
Status
Data length
BYTE 1
BYTE 2
BYTE 3
BYTE 4
SW1
SW2
LEN
01
H
BYTE x
ATR from card
SW1,SW2
= 90
H
00
H
if no error
READ_MEMORY_WITH_PROTECT_BIT_CARD
Command format
Header
Instruction
Data length
Data
LEN
CLA
INS
Byte Address
MEM_L
MSB
LSB
01
H
A0
H
00
H
05
H
FF
H
B0
H
ACR38 Reference Manual
Version 2.2 January 2008
Page
28
of 44