Smart card ATR parsing

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

Results

Parsing ATR:

3B B8 97 00 C0 08 31 FE 45 FF FF 13 57 30 50 23 00 6A
TS = 0x3BDirect Convention
T0 = 0xB8Y(1): b1011, K: 8 (historical bytes)
TA(1) = 0x97Fi=512, Di=64, 8 cycles/ETU (500000 bits/s at 4.00 MHz, 625000 bits/s for fMax=5 MHz)
TB(1) = 0x00VPP is not electrically connected
TD(1) = 0xC0Y(i+1) = b1100, Protocol T=0
----
TC(2) = 0x08Work waiting time: 960 x 8 x (Fi/F)
TD(2) = 0x31Y(i+1) = b0011, Protocol T=1
----
TA(3) = 0xFEIFSC: 254
TB(3) = 0x45Block Waiting Integer: 4 - Character Waiting Integer: 5
----
Historical bytesFF FF 13 57 30 50 23 00
Category indicator byte: 0xFF (proprietary format) "..W0P#."
TCK = 0x6Acorrect checksum

Possibly identified card: UNKNOWN

Click here to enter the card description

Canonical URL JSON output

Again

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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.

My blog contains a serie of artickes about ATR bytes.