基于Artix-7 FPGA的AM调制解调代码，从AD读入信号后，进行AM调制，并解调输出（将代码分成两个工程就是AM的调制和解调），其中解调用到的数字滤波采用MATLAB设计(The AM modulation and demodulation code based on artix-7 FPGA, after reading the signal from AD, carries out AM modulation, and demodulates the output (the code