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www.krekr.nl
| | dumblebots.com
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| | In this blog/tutorial, we will see how to use a Light Dependent Resistor (also called a photoresistor) along with an Arduino as a light sensor and log our readings on to the Serial Monitor. This can be used for many projects, such as an automatic night lamp, or a smart light whose brightness is dependent...
| | www.kerrywong.com
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| | thomascountz.com
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| | Arduino has a built-in tone() library which allows you to send a PWM frequency at 50% duty cycle to a specific pin in order to generate a tone on a piezoelectric buzzer with an optional duration.
| | blog.erethon.com
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| [AI summary] The author describes setting up a system to monitor room temperature and humidity using Prometheus, Grafana, and a DHT11 sensor, with insights into the technical implementation and infrastructure setup.