Comparison of LPWAN Protocols for IoT (Part 1)
In this 2-part series of articles, I will compare some LPWAN (Low Power Wide Area Network) protocols according to specific criteria. At first, we look at LoRaWAN and Sigfox. We…
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Digital door sign for meeting rooms
Learn how to build a cost-effective and fully functional digital signage system for meeting rooms (Part 1) This is a 3-part article, where I will show you how to build…