| 型号 | Resistive Touch Screen | FPU | DAC Resolution (bits) | UART | Crypto Engine | SPI |
|---|---|---|---|---|---|---|
| AT91SAM9R64-CU-999 | No | No | 0 | 5 | No | 1 |
| AT91SAM9RL64-CU | Yes | No | 0 | 5 | No | 1 |
| AT91SAM9XE128-CU | No | No | 0 | 6 | No | 2 |
| AT91SAM9XE128-QU | No | No | 0 | 6 | No | 2 |
| AT91SAM9XE256-CU | No | No | 0 | 6 | No | 2 |
| AT91SAM9XE256-QU | No | No | 0 | 6 | No | 2 |
| AT91SAM9XE512-CU | No | No | 0 | 6 | No | 2 |
| AT91SAM9XE512-QU | No | No | 0 | 6 | No | 2 |
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