Easily build your own customizable logic probe with an ESP8266-based RoundyFi to help troubleshoot your electronics projects.
This "hello world" tutorial will teach you how to set up, program, and use the RoundyFi LCD module to display text for messaging and interactive devices!
Imagine a wireless system that can track the number of times a product has been selected from a storage bin and display the selected product on a dashboard.
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