Initialize_authentication, Verify_authentication – ACS ACR38 SAM Smart Card Reader User Manual
Page 25

ACR38x – Reference Manual
Version 6.02
www.acs.com.hk
Page 25 of 40
Response Buffer Format
SCardTransmit Receive Buffer
SW1
SW2
Where:
SW1 SW2 = 90 00h if no error.
9.2.2.3.4. INITIALIZE_AUTHENTICATION
Send Buffer Format
SCardTransmit Send Buffer
CLA
INS
P1
P2
Lc (P3) Q(0) Q(1) … Q(7)
FFh
84h
00h
00h
08h
Where:
Q(0),Q(1)…Q(7)
Host random number, 8 bytes.
Response Buffer Format
SCardTransmit Receive Buffer
SW1
SW2
Where:
SW1 SW2 = 90 00h if no error.
9.2.2.3.5. VERIFY_AUTHENTICATION
Send Buffer Format
SCardTransmit Send Buffer
CLA
INS
P1
P2
Lc (P3) Ch(0) Ch(1) … Ch(7)
FFh
82h
00h
00h
08h
Where:
Ch(0),Ch(1)…Ch(7)
Host challenge, 8 bytes.
Response Buffer Format
SCardTransmit Receive Buffer
SW1
SW2
Where:
SW1 SW2 = 90 00h if no error.