NEO 2 Interface Developer’s Guide
Copyright © 2019, International Technologies & Systems Corporation. All rights reserved.
345
Response Data Field
Data Field
Length
(bytes)
Description
Key State
1
Key State for the DUKPT key associated with the slot. Possible
values for the key state are:
00h: Unused (Slot is supported but no key injected)
01h: Valid (A valid key is available in this slot)
02h: End of life (The key on their slot has reached end of life)
FFh: Not Available (This slot is not supported)
KSN Length
1
Value is 10 to indicate TDES PIN DUKPT Key,
Value is 12 to indicate AES PIN DUKPT Key
KSN
10 or 12
DUKPT Key KSN (Hex)
Length is 10 bytes Hex to indicate TDES PIN DUKPT Key,
Length is 12 bytes Hex to indicate AES PIN DUKPT Key
8.23.2.
Set and Get
MAC Verification Output Option (81-40)
Use this command to set and get MAC verification option (ON/OFF) for transaction output.
If MAC verification option is ON. Reader will send out transaction result with MAC signature.
If MAC verification option is OFF. Reader will send out transaction result without MAC
signature.
Note:
MAC verification option is defaulted to be OFF. If the option is ON, it can’t be turned
OFF.
Command Frame
Byte 0-9
Byte 10
Byte 11
Byte 12 Byte 13
Byte 14,15
Byte 16
Byte 17
Header Tag &
Protocol
Version
Command
Sub-Command
Data
Length
(MSB)
Data
Length
(LSB)
Data
CRC
(LSB)
CRC
(MSB)
ViVOtech2\0
81h
40h
01h
See Tables
Below
Command Data Field
Data Field
Length
(bytes)
Description
Operation for MAC
Verification Option
1
0x00 – Just Get Current Option Status
0x01 – Set Option to be ON