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Home Automation

Beginner’s electronics guide Raspberry Pi, Arduino

This beginner's guide aims to give you basic knowledge, and understanding of electronic circuits. The Very much-needed thing if you want to explore RPI and...

Infrared Sensor HC-SR501 PIR Motion Sensor for a Raspberry PI...

How to use PIR sensor with your Raspberry PI.

Sonar HC-SR04 ultrasonic ranger for a Raspberry PI & Arduino

How to connect sonar to raspberry pi.

NodeRED for beginners

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NodeRED for beginners: 7. Tips & Tricks

That's the last post of this series with a couple of tips and tricks you might find handy while building your own flows. These...
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NodeRED for beginners: 6. Function node

The Function Node is one of the most useful nodes in NodeRED. It's a javascript editor which doesn't do much unless you tell it...
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NodeRED for beginners: 5. Connectivity

I explained how to process the data in the last tutorial, its time to learn how to send the data to NodeRED and how...
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NodeRED for beginners: 4. Data Processing

If you made your first flow already, you know that data is passed between each node. If you want to see this in a simplified example,...
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NodeRED for beginners: 3. Your First Flow

We talked about why you should get NodeRED in the first place, and how to get started with NodeRED, now it's time for your...