Smart card ATR parsing

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

Results

Parsing ATR:

3B D9 18 00 C0 09 10 FE 54 59 46 4F 4E 45 00 00 00
TS = 0x3BDirect Convention
T0 = 0xD9Y(1): b1101, K: 9 (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) = 0x00Extra guard time: 0
TD(1) = 0xC0Y(i+1) = b1100, Protocol T=0
----
TC(2) = 0x09Work waiting time: 960 x 9 x (Fi/F)
TD(2) = 0x10Y(i+1) = b0001, Protocol T=0
----
TA(3) = 0xFEClock stop: no preference - Class accepted by the card: (3G) B 3V C 1.8V D RFU E RFU
----
Historical bytes54 59 46 4F 4E 45 00 00 00
Category indicator byte: 0x54 (proprietary format) "YFONE..."

Possibly identified card:

3B D9 18 00 C0 09 10 FE 54 59 46 4F 4E 45 00 00 00

Tyfone's SideTap Card (NFC payments)

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.

My blog