| | 1 | ------------------------------------------------------------------------------- |
| | 2 | Microchip ATSHA204A / ATECC508A |
| | 3 | ------------------------------------------------------------------------------- |
| | 4 | |
| | 5 | The Microchip ATSHA204 / ATECC508A are crypto-authentication devices that |
| | 6 | communicate with a host over I2C. |
| | 7 | |
| | 8 | Details: |
| | 9 | https://www.microchip.com/design-centers/security-ics/cryptoauthentication |
| | 10 | |
| | 11 | |
| | 12 | Logic analyzer setup |
| | 13 | -------------------- |
| | 14 | |
| | 15 | The logic analyzer used was a standard 8-channel FX2-based device (at 1 MHz). |
| | 16 | |
| | 17 | Probe ATSHA204A |
| | 18 | --------------------- |
| | 19 | 0 SDA |
| | 20 | 1 SCL |
| | 21 | |
| | 22 | |
| | 23 | Data |
| | 24 | ---- |
| | 25 | |
| | 26 | The included samples originate from unit tests executed on the ATSHA204A |
| | 27 | and the ATECC508A, and were captured using PulseView. |
| | 28 | |
| | 29 | The ATSHA204A set contains samples of the following commands: |
| | 30 | |
| | 31 | - Random |
| | 32 | - DevRev |
| | 33 | - Nonce |
| | 34 | - GenDig |
| | 35 | - HMAC |
| | 36 | - MAC |
| | 37 | - CheckMac |
| | 38 | - DeriveKey |
| | 39 | - Pause |
| | 40 | |
| | 41 | The ATECC508A set contains samples of the following commands: |
| | 42 | |
| | 43 | - CheckMAC |
| | 44 | - Counter |
| | 45 | - DeriveKey |
| | 46 | - DevRev |
| | 47 | - ECDH |
| | 48 | - GenDig |
| | 49 | - GenKey |
| | 50 | - HMAC |
| | 51 | - MAC |
| | 52 | - Nonce |
| | 53 | - Random |
| | 54 | - Read |
| | 55 | - SHA |
| | 56 | - Sign |
| | 57 | - Verify |
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