In this post we are reviewing the ESP-01 Wi-Fi Relay Module. It is one of the cheapest smart switches you can purchase currently for making smart home, internet of things, and other wireless do it ...
When the ESP8266 was first announced to the world, we were shocked that someone was able to make a cheap, accessible UART to WiFi bridge. Until we get some spectrum opened up and better hardware, this ...
Ever wonder how keycards let people into buildings? In this module, you will learn what RFID is and how it works. Then, you will learn how to use an RFID module with a Raspberry Pi to control a servo ...
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