MQTT是做什么用的？ MQTT 是一种轻量级消息传递协议，通常用于物联网设备，这些设备旨在实现节能且消耗最少的带宽。 MQTT ...

For the last few months, I had been using Sparkfun’s Phant server as a data logger for a small science project. Unfortunately, they’ve had some serious technical issues and have discontinued the ...