python Archives - Page 7 of 7

Shutdown button with Raspberry PI and Python

Because of their low price, mini button switches are useful for many purposes. We have already analyzed how they work (ref. Using mini Switch Button with Raspberry PI and Python) and a funny use case (ref. Reaction Game (v2) with Raspberry PI and Mini Button Switch). One more way to use these buttons allows people […]

How To Control a Ultrasonic Distance Sensor with Raspberry PI 4.5 (4)

peppe8o / 9th May 2020

Ultrasonic Sensors are great for all kind of projects that need distance measurements, avoiding obstacles as example. The HC-SR04 is inexpensive and easy to use and can be easily connected with a Raspberry PI Ultrasonic sensor module HC-SR04 provides 2cm-400cm non-contact measurement function, the ranging accuracy can reach to 3mm. The basic principle of work:

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Shutdown button with Raspberry PI and Python 5 (5)

How To Control a Ultrasonic Distance Sensor with Raspberry PI 4.5 (4)