ICA Starcos 3 eSign
3B
DA
96
FF
81
31
FE
45
80
56
31
B8
53
49
43
41
81
05
7B
0
Total reports
0%
Success rate
—
First report
—
Last report
ATR Analysis
ISO 7816-3 · local
Full analysis on smartcard-atr.apdu.fr ↗
Convention
direct
Protocol
T=1
Baud rate (TA1)
Fi=512, Di=32, fmax=5MHz, 16.00 cycles/ETU
Guard time (TC1)
0xFF (special)
IFSC (TA3, T=1)
254 bytes
Waiting times (TB3, T=1)
CWI=5 (CWT=43 etu), BWI=4 (BWT≈5,713,920 etu)
Historical bytes
805631B8534943418105
COMPACT-TLV (category 0x80)
TCK checksum
✓ valid
7B
| # | Byte | Name | Description |
|---|---|---|---|
| 0 | 3B | TS | Direct convention (TS = 3B) |
| 1 | DA | T0 | Format byte: 10 historical bytes, Y1=0b1101 (TA1=present, TB1=absent, TC1=present, TD1=present) |
| 2 | 96 | TA1 | TA1: Fi=512, Di=32 → 16 cycles/ETU at 5MHz |
| 3 | FF | TC1 | TC1: extra guard time = 0xFF (T=1: CWT override) |
| 4 | 81 | TD1 | TD1: T=1 protocol indicator, Y2=0b1000 (TA2=absent, TB2=absent, TC2=absent, TD2=present) |
| 5 | 31 | TD2 | TD2: T=1 protocol indicator, Y3=0b0011 (TA3=present, TB3=present, TC3=absent, TD3=absent) |
| 6 | FE | TA3 | TA3: IFSC=254 (max information field size for card) |
| 7 | 45 | TB3 | TB3: CWI=5 (CWT=43 etu), BWI=4 (BWT≈5,713,920 etu) |
| 8 | 80 | T1 | Historical byte 1 |
| 9 | 56 | T2 | Historical byte 2 |
| 10 | 31 | T3 | Historical byte 3 |
| 11 | B8 | T4 | Historical byte 4 |
| 12 | 53 | T5 | Historical byte 5 |
| 13 | 49 | T6 | Historical byte 6 |
| 14 | 43 | T7 | Historical byte 7 |
| 15 | 41 | T8 | Historical byte 8 |
| 16 | 81 | T9 | Historical byte 9 |
| 17 | 05 | T10 | Historical byte 10 |
| 18 | 7B | TCK | Check byte: XOR(T0…TCK) = 00 → ✓ valid |
Software compatibility
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Operating system compatibility
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Provider / middleware compatibility
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