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This is the blog of the lectures on the Internet of Things for the MSC on Product Design @ Sapienza
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IoT by dweet
NODE-RED FLOW [{"id":"47daa254.fdd9dc","type":"dweetio in","z":"efcf45e2.677f98...
Basic 1 ... how to check if a sensed value is greater than ...
This simple flow checks whether the Input1 value is greater then 10. If yes it prints out the value alto, otherwise the value basso. ...
Ok ... it is time to be connected
Our first experiment will exploit dweet.io . Fast, free and ridiculously simple— it's like Twitter for social machines. Thanks to t...
Doridscript
Droidscript is a convenient tool to implement Andorid applications. Why is this related to the IoT? Because you can easily control an Ardu...
Visualizing location data
We will use node-red-contrib-web-worldmap To access the service go to http://127.0.0.1:1880/worldmap/
Node-Red
Node-red is a visual tool for wiring the Internet of Things. Wiring??? Node-red allows us to connect (i.e. wire) devices (i.e....
Basic 2 ... how to check if two sensed values are greater than ...
// if the variable current_input1 exists it get the current values // otherwise it sets it to 0 var current_input1 = context.get...
First experiment with node-red and the arudino sensor
Install the serial node available here copy and past the following code as a new node [{"id":"30027b17.72d55c",...
A simple example
IoT Protocol landscape
IoT is a matter of establish a communication among objects and servers
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