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ATAES132 Datasheet(PDF) 3 Page - ATMEL Corporation |
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ATAES132 Datasheet(HTML) 3 Page - ATMEL Corporation |
3 / 171 page ATAES132 [Datasheet] Atmel-8760C-CryptoAuth-ATAES132-Datasheet_102013 3 Table of Contents 1. Introduction ......................................................................................................................................................... 7 1.1 Scope .......................................................................................................................................................................... 7 1.2 Conventions ................................................................................................................................................................ 7 1.3 Abbreviations............................................................................................................................................................... 8 1.4 Communication ........................................................................................................................................................... 9 2. Memory ........................................................................................................................................................... 11 2.1 User Memory............................................................................................................................................................. 11 2.2 Key Memory .............................................................................................................................................................. 11 2.3 Configuration Memory ............................................................................................................................................... 12 2.4 SRAM Memory .......................................................................................................................................................... 12 3. Security Features.............................................................................................................................................. 15 3.1 Architecture ............................................................................................................................................................... 15 3.2 Authentication............................................................................................................................................................ 15 3.3 Encrypted Memory Read/Write ................................................................................................................................. 16 3.4 Data Encryption/Decryption....................................................................................................................................... 16 3.5 Keys .......................................................................................................................................................................... 16 3.6 Random Numbers ..................................................................................................................................................... 17 4. Security Configuration Registers ...................................................................................................................... 19 4.1 User Zone Configuration ........................................................................................................................................... 19 4.2 Key Configuration...................................................................................................................................................... 20 4.3 VolatileKey Configuration .......................................................................................................................................... 22 4.4 Counter Configuration ............................................................................................................................................... 23 5. Standard Serial EEPROM Read and Write Commands................................................................................... 24 5.1 Read.......................................................................................................................................................................... 24 5.2 Write.......................................................................................................................................................................... 25 6. Commands ....................................................................................................................................................... 27 6.1 Command Block and Packet ..................................................................................................................................... 27 6.2 Command Summary.................................................................................................................................................. 28 6.3 ReturnCode ............................................................................................................................................................... 30 7. Command Definitions ....................................................................................................................................... 31 7.1 Auth Command ......................................................................................................................................................... 31 7.2 AuthCheck Command ............................................................................................................................................... 34 7.3 AuthCompute Command........................................................................................................................................... 35 7.4 BlockRead Command................................................................................................................................................ 36 7.5 Counter Command .................................................................................................................................................... 37 7.6 Crunch Command ..................................................................................................................................................... 39 7.7 DecRead Command.................................................................................................................................................. 40 7.8 Decrypt Command..................................................................................................................................................... 41 7.9 EncRead Command .................................................................................................................................................. 43 7.10 Encrypt Command..................................................................................................................................................... 45 7.11 EncWrite Command .................................................................................................................................................. 46 7.12 INFO Command ........................................................................................................................................................ 48 7.13 KeyCreate Command................................................................................................................................................ 49 7.14 KeyImport Command................................................................................................................................................. 51 7.15 KeyLoad Command................................................................................................................................................... 53 7.16 KeyTransfer Command ............................................................................................................................................. 54 7.17 Legacy Command ..................................................................................................................................................... 56 |
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