Domestic RK3568+FPGA Solution Centered on "Real-time Control + High-Precision Acquisition + Flexible Expansion"
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Core Advantages of RK3568+FPGA Solutions in Industrial Applications
I. Real-time Capability and Low-Latency Control
- AMP Architecture and GPIO Interrupt Technology
- Achieves collaboration between Linux and Real-time Operating System (RTOS/bare metal) through an Asymmetric Multi-Processing (AMP) architecture, where the master core handles scheduling and the slave core responds to urgent tasks via GPIO interrupts, resulting in end-to-end communication latency as low as 4μs12.
- Suitable for scenarios with stringent real-time requirements such as robotic arm control and emergency signal acquisition13.
- DMA-Accelerated Data Transfer
- FPGA interacts directly with RK3568 memory via DMA, reducing CPU load, improving multi-channel AD acquisition efficiency, and supporting real-time processing of high-precision sensor data34.
II. High-Precision Data Acquisition and Processing
- Multi-channel AD Acquisition: FPGA enables synchronous sampling of multiple analog signals (e.g., temperature, pressure, vibration signals), cooperating with RK3568's NPU for data filtering and anomaly detection, achieving a precision of **16-bit/1MSPS