VHDL写的LMS算法程序。利用本地正弦信号，根据LMS算法对输入信号进行跟踪。用以产生和输入信号同频同相的本地信号。-VHDL LMS algorithm written procedures. The use of local sinusoidal signal, according to the LMS algorithm for tracking the input signal. Used to produce and the input signal with frequency p