擅长:python、mysql、java
<p>在这个场景中,我使用了许多解决方案,这取决于问题是什么以及我需要将请求推送到Pi的频率。这是我的投资组合:</p>
<ol>
<li>获得一个类似SIM900的3G模块:<a href="https://www.amazon.co.uk/Aihasd-Quad-Band-Development-Wireless-Raspberry/dp/B01IBGDDVM/" rel="nofollow noreferrer">https://www.amazon.co.uk/Aihasd-Quad-Band-Development-Wireless-Raspberry/dp/B01IBGDDVM/</a>。这将允许您实时接收短信息,并通过手机按键接收指令。我喜欢这一选项用于遥感和互联网连接薄弱或不稳定的家庭</李>
<li>连续调用服务器以检查更新(听起来您很熟悉这种方法)。如果Wifi良好且数据便宜,那么这种方法效果很好</李>
<li>Web套接字:这允许Raspberry Pi和服务器之间保持连续连接,尽管它需要稳定和连续的连接<a href="https://www.jaredwolff.com/raspberry-pi-getting-interactive-with-your-server-using-websockets/" rel="nofollow noreferrer">https://www.jaredwolff.com/raspberry-pi-getting-interactive-with-your-server-using-websockets/</a></li>
</ol>