| 型号 | Resistive Touch Screen | FPU | DAC Resolution (bits) | UART | Crypto Engine | SPI |
|---|---|---|---|---|---|---|
| AT91SAM7X512-CU | No | No | 0 | 3 | No | 2 |
| AT91SAM7XC128B-AU | No | No | No | 3 | AES/DES | 2 |
| AT91SAM7XC128B-CU | No | No | No | 3 | AES/DES | 2 |
| AT91SAM7XC256B-AU | No | No | No | 3 | AES/DES | 2 |
| AT91SAM7XC256B-CU | No | No | No | 3 | AES/DES | 2 |
| AT91SAM7XC512-AU | No | No | No | 3 | AES/DES | 2 |
| AT91SAM7XC512-AU-999 | No | No | No | 3 | AES/DES | 2 |
| AT91SAM7XC512-CU | No | No | No | 3 | AES/DES | 2 |
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