Smart card ATR parsing

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

Results

Parsing ATR:

3B 7B 18 00 00 00 31 C0 64 77 E9 10 00 01 90 00
TS = 0x3BDirect Convention
T0 = 0x7BY(1): b0111, K: 11 (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)
TB(1) = 0x00VPP is not electrically connected
TC(1) = 0x00Extra guard time: 0
----
Historical bytes00 31 C0 64 77 E9 10 00 01 90 00
Category indicator byte: 0x00 (compact TLV data object)
Tag: 3, Len: 1 (card service data byte)
Card service data byte: 192
- Application selection: by full DF name
- Application selection: by partial DF name
- EF.DIR and EF.ATR access services: by GET RECORD(s) command
- Card with MF
Tag: 6, Len: 4 (pre-issuing data)
Data: 77 E9 10 00 "w..."
Mandatory status indicator (3 last bytes)
LCS (life card cycle): 1 (Creation state)
SW: 90 00

Possibly identified card:

3B 7B 18 00 00 00 31 C0 64 77 E9 10 00 01 90 00

Oberthur Card Systems: Cosmo 64 RSA V5.4 (ISK Key Set: 404142 .. 4E4F)

Canonical URL JSON output

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 contains a serie of artickes about ATR bytes.