NEO 2 Interface Developer’s Guide
516
Term
Definition
RN
Random Number
SAK
Select Acknowledge
SAM
Security Access Module, communicated via 7816-3 in T=0.
SDA
Static Data Authentication (EMV)
SFGI
Startup Frame Guard Interval (or time Integer)
SFI
Short File Identifier (EMV)
SID
SAM ID inside of reader
T=0
Protocol Type, T=0 is the asynchronous half duplex character transmission protocol.
T=1
Protocol Type, T=1 is the asynchronous half duplex block transmission protocol.
TAK
Terminal Authentication Key
TC
Transaction Certificate
TID
Terminal ID
TLV
Tag Length Value
TSI
Transaction Status Information, EMV Book 3, C7
TTQ
Terminal Transaction Qualifier
TVR
Terminal Verification Results, EMV Book 3, C5
UN
Unknown Number
XOR
Exclusive OR