PIVKey Feitian (7C)
3B
8C
80
01
90
67
46
4A
00
64
16
06
F2
72
7E
00
7C
5
Total reports
100%
Success rate
2015
First report
2023-06-25
Last report
ATR Analysis
ISO 7816-3 · local
Full analysis on smartcard-atr.apdu.fr ↗
Convention
direct
Protocol
T=0
T=1
Baud rate (TA1)
TA1 absent — default Fi=372, Di=1 (9600 bps at 4MHz)
Historical bytes
9067464A00641606F2727E00
Proprietary / unstructured
TCK checksum
✓ valid
7C
| # | Byte | Name | Description |
|---|---|---|---|
| 0 | 3B | TS | Direct convention (TS = 3B) |
| 1 | 8C | T0 | Format byte: 12 historical bytes, Y1=0b1000 (TA1=absent, TB1=absent, TC1=absent, TD1=present) |
| 2 | 80 | TD1 | TD1: T=0 protocol indicator, Y2=0b1000 (TA2=absent, TB2=absent, TC2=absent, TD2=present) |
| 3 | 01 | TD2 | TD2: T=1 protocol indicator, Y3=0b0000 (TA3=absent, TB3=absent, TC3=absent, TD3=absent) |
| 4 | 90 | T1 | Historical byte 1 |
| 5 | 67 | T2 | Historical byte 2 |
| 6 | 46 | T3 | Historical byte 3 |
| 7 | 4A | T4 | Historical byte 4 |
| 8 | 00 | T5 | Historical byte 5 |
| 9 | 64 | T6 | Historical byte 6 |
| 10 | 16 | T7 | Historical byte 7 |
| 11 | 06 | T8 | Historical byte 8 |
| 12 | F2 | T9 | Historical byte 9 |
| 13 | 72 | T10 | Historical byte 10 |
| 14 | 7E | T11 | Historical byte 11 |
| 15 | 00 | T12 | Historical byte 12 |
| 16 | 7C | TCK | Check byte: XOR(T0…TCK) = 00 → ✓ valid |