利用DSP配合FPGA为硬件架构，以DSP为数据处理核心，通过FPGA对USB、ADC和DAC等外围设备进行控制，并可实现频谱分析、数字滤波器等数字信号处理算法。(With DSP and FPGA as the hardware architecture and DSP as the data processing core, the peripheral devices such as USB, ADC and DAC are controlled by FPGA, and the digi