Node.js is a free, open-source, cross-platform JavaScript runtime environment that enables developers to create servers, web applications, command-line tools, and scripts. The Windows installation package can be downloaded here: https://nodejs.org/en.

We are going to use VS Code as the development environment, first enter the following command in the command line:

步进电机可用于微控制器项目的各个领域，例如制作机器人、机械臂、自动门锁系统等。本文将向您解释步进电机（单极和双极步进电机）的构造、基本原理、不同的控制类型（半步和全步）、接口技术（使用 L293D 或 ULN2003）以及使用 C 语言对微控制器进行编程以控制步进电机。步进电机类型市场上有两种基本类型的步进电机。