Smart card ATR parsing

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

Results

Parsing ATR:

3B DE 18 FF 81 F1 FE 43 00 3F 07 83 44 45 53 46 69 72 65 38 20 53 41 4D 2D 58 17
TS = 0x3BDirect Convention
T0 = 0xDEY(1): b1101, K: 14 (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) = 0x07Clock stop: not supported - Class accepted by the card: (3G) A 5V B 3V C 1.8V
TB(4) = 0x83RFU
----
Historical bytes44 45 53 46 69 72 65 38 20 53 41 4D 2D 58
Category indicator byte: 0x44 (proprietary format) "ESFire8 SAM-X"
TCK = 0x17 correct checksum

Possibly identified card:

3B DE 18 FF 81 F1 FE 43 00 3F 07 83 44 45 53 46 69 72 65 38 20 53 41 4D 2D 58 17

NXP SAM

Canonical URL

Again

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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