Hardware & IoTLesson 98Free preview

RasPi Get Started

This lesson is part of Node.js · All levels

Summary

This lesson introduces Raspberry Pi as a device for running applications, specifically IoT and home automation projects. You'll understand how to set up a Raspberry Pi, install it, and run the server that controls the hardware. Pi combines complete computer capabilities with GPIO pins for sensors and actuators. (Node.js)

Key points

The Raspberry Pi is a credit card-sized mini computer with a GPIO and network connection.
Install Node.js via NodeSource or nvm; the 64-bit Raspberry Pi OS supports the latest version.
GPIO pins are used to read sensors (temperature, PIR) and control relay/LEDs.
Run the Node app headlessly over SSH.
Use systemd service to automatically turn on the app when the Pi is on.

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