pzh-py-speech工具是一个完全基于Python语言开发的应用软件，首先安装好Python 2.7.14，痞子衡的安装目录为C:\tools_mcu\Python27，安装完成后确保系统环境变量里包括该路径（C:\tools_mcu\Python27），因为该路径下包含python.exe，后续python命令需调用这个python.exe完成的。

This little LED rig fades in time to music. The hardware itself is quite simple, some LEDs connected to the PWM pins of an Arduino. But the signal processing is happening on a computer using a Python ...