Difference: MQTTAndCayenne (2 vs. 3)

Revision 32019-05-15 - UliRaich

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Slide 1: Setting up an IoT

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The WeMos D1 mini has a built-in WiFi interface

In order to communicate with other IoT nodes we must therefore connect to the WiFi network first

On top of WiFi we will run a TCP session

On top of TCP we will run the MQTT protocol

On top of MQTT we have dedicated topics and payloads imposed by Cayenne

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Accessing the WiFi network

Accessing the WiFi network from Micropython

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