ntroduction and Practice of IoT Projects</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="../../chapter_2/2.1/index.html"><strong aria-hidden="true">2.1.</strong> Introduction to Typical IoT Projects</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="../../chapter_2/2.1/2.1.1.html"><strong aria-hidden="true">2.1.1.</strong> Basic Modules for Common IoT Devices</a></li><li class="chapter-item expanded "><a href="../../chapter_2/2.1/2.1.2.html"><strong aria-