Building a W55MH32 Ethernet ambient air quality monitoring system from scratch
Building a W55MH32 Ethernet Ambient Air Quality Monitoring System from Scratch: MQTT Alibaba Cloud Platform Monitoring + Built-in Web Page Display
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Project description
1 前言 I'm someone who pays close attention to the details of life. I often feel a nasal discomfort and a dry throat in various places. But some places are quite clean and tidy. I often wonder, "No one's smoking here, and it's not windy. Is it the air?" But you can't tell if the air is good or not! PM2.5: These dust particles, dozens of times finer than a hair, lodge in your lungs once you breathe them in. Over time, this can be a serious problem. Those with elderly or children at home should pay special attention to this. Carbon dioxide: Do you think crowded places are just "stuffy"? That's…
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