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Wemos D1 R2 (ESP8266)
I am try to build a sensor with low power consumption, low enough for be battery operated. This sensor will acquire temperature and humidity readings and transmit them to my Raspberry Pi controller via HTTP requests. The Raspberry Pi will utilize a webpy service running on port 8080 to collect data from various sensors deployed…
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Dynamic data with Chart.js
The joy of using charts on you web site! I use chart.js and I have to say after getting MySql to extract the right data I wanted to change data dynamically without a post back to the page. I have to say that I did find some examples online on how to do that with chart.js…