Smart card ATR parsing

Enter an ATR (Answer To Reset) and I will parse it for you.

Results

Parsing ATR:

3B DF 18 FF 81 F1 FE 43 00 3F 03 83 4D 49 46 41 52 45 20 50 6C 75 73 20 53 41 4D 3B
TS = 0x3BDirect Convention
T0 = 0xDFY(1): b1101, K: 15 (historical bytes)
TA(1) = 0x18Fi=372, Di=12, 31 cycles/ETU (129032 bits/s at 4.00 MHz, 161290 bits/s for fMax=5 MHz)
TC(1) = 0xFFExtra guard time: 255 (special value)
TD(1) = 0x81Y(i+1) = b1000, Protocol T=1
----
TD(2) = 0xF1Y(i+1) = b1111, Protocol T=1
----
TA(3) = 0xFEIFSC: 254
TB(3) = 0x43Block Waiting Integer: 4 - Character Waiting Integer: 3
TC(3) = 0x00Error detection code: LRC
TD(3) = 0x3FY(i+1) = b0011, Protocol T=15
----
TA(4) = 0x03Clock stop: not supported - Class accepted by the card: (3G) A 5V B 3V
TB(4) = 0x83RFU
----
Historical bytes4D 49 46 41 52 45 20 50 6C 75 73 20 53 41 4D
Category indicator byte: 0x4D (proprietary format) "IFARE Plus SAM"
TCK = 0x3B correct checksum

Possibly identified card:

3B DF 18 FF 81 F1 FE 43 00 3F 03 83 4D 49 46 41 52 45 20 50 6C 75 73 20 53 41 4D 3B

NXP SAM AV2 module

Canonical URL

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Submit another ATR


See also

The parsing code is part of pyscard and is available at parseATR.py.

The list of known ATR is also available online at smartcard_list.txt.

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