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ISO 7816-4: Interindustry Commands for Interchange

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ISO 7816 [part 1] [part 2] [part 3] [part4] [section..1 2 3 4 5 6 7 8 9 annex.. A B C D E F]

4. Abbreviations and Notation

For the purposes of this part of the ISO/IEC 7816, the following abbreviations apply :

APDU Application protocol data unit
ATR Answer to reset
BER Basic encoding rules of ASN.1 (see annex D)
CLA Class byte
DIR Directory
DF Dedicated file
EF Elementary file
FCI File control information
FCP File control parameter
FMD File management data
INS Instruction byte
MF Instruction byte
P1-P2 Parameter bytes
PTS Protocol type selection
RFU Reserved for future use
SM Secure messaging
SW1-SW2 Status bytes
TLV Tag length value
TPDU Transmission protocol data unit

For the purposes of this part of ISO/IEC 7816, the following notation applies :

< TR>
'0'-'9' and 'A'-'F' The sixteen hexadecimal digits
(B1) Value of byte B1
B1||B2 Concatenation of bytes B1 (the most significant byte) and B2 (the least significant byte)
# Number

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