The Arduino Due R3 Clone is a remarkable development board featuring the ARM-based AT91SAM3X8E microcontroller. This board is designed for advanced Arduino projects with its notable features:
- Microcontroller: AT91SAM3X8E, providing robust performance.
- Operating Voltage: 3.3V, ensuring compatibility with various components.
- Input Voltage Range: 7-12V recommended, with a broad range of 6-20V.
- Digital I/O Pins: 54, with 12 capable of PWM output, allowing extensive interfacing.
- Analogue Inputs and Outputs: 12 inputs and 2 outputs for diverse sensor and actuator connectivity.
- Memory: 512 KB Flash and 96 KB SRAM, ample for complex applications.
- Clock Speed: Fast processing at 84 MHz.
Its 32-bit ARM core significantly outperforms 8-bit microcontrollers, offering advantages such as efficient 4-byte wide data operations, higher clock speed, and increased SRAM and Flash memory. Ideal for memory-intensive tasks, it includes a DMA controller to optimize performance. The board’s design ensures compatibility with Arduino R3 layout shields, though caution is advised with 5V-based shields due to its 3.3V operation. This board is a top choice for advanced Arduino enthusiasts looking for enhanced capabilities.
Due R3 Arduino Compatible Table
| Specification | Detail |
|---|---|
| Main Controller | AT91SAM3X8E |
| Operating Voltage | 3.3V |
| USB Supply Voltage | 5V |
| External Supply Voltage VIN | Recommended Value: 7~12V |
| Maximum Total Current of IO | 130mA |
| Digital IO | 54 (14 can be used as PWM ports) |
| Analog Input Pin | 12 |
| Analog Output Pin | 2 (12-bit DAC) |
| Flash Memory Capacity | 512KB |
| SRAM | 96KB |
| Clock Frequency | 84MHz |
| Net Weight | 38g |
| Size | 110 x 54 x 15 mm |
