基于FPGA的信号采集及频谱分析，用VHDL编写，压缩包里是Quartus下的工程。AD采样用状态机实现，并存入LPM_RAM。设计了一个UART模块（也是状态机实现的），可将数据发到ＰＣ机上。-FPGA-based signal acquisition and spectral analysis, prepared with VHDL, Quartus compression bag is the next project. AD sampling state machine used to