实现串口的数据采集，能量熵的计算，有较好的参考价值，基于人工神经网络的常用数字信号调制，利用自然梯度算法，利用贝叶斯原理估计混合logit模型的参数。- Achieve serial data acquisition, Energy entropy calculation, There are good reference value, The commonly used digital signal modulation based on artificial neural network,