Wireless communication is essential to any Home Automation, IoT or other embedded device and sensor setup. Whether adding devices in an existing house, accessing remote sensors or simply avoiding expensive wiring, in many cases some form of RF communication is the only feasible option. For in-house projects wired communications can be in some cases be useful, like Ethernet, 1-Wire, RS485 or even PLC (Power Line Communication). But these days wireless is all the rage and I will therefor dive deep into the world of RF communications, starting with this blog post, which will be mainly focused on an ESP8266 based development board.

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