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Swen Hopfe

Swen Hopfe

Swen Hopfe works for a company with a focus on smart cards and near-field communication (NFC). When he is not taking photos, he focuses on the Raspberry Pi, Internet of Things, and home automation.
Painting with Light
Raspberry Pi Pico Photography

Painting with Light

In the photographic method of light painting, you expose a subject over an extended period of time while moving the light sources. With a little technical support from a Raspberry Pi Pico, you can achieve sophisticated results.
Fish Food
Raspberry Pi automation Python

Fish Food

Whether at work or on vacation, every pet lover worries about how to take care of their little roommates in their absence. What aquarium owners need is an automatic feeder.
Watering Pi
Raspberry Pi automation

Watering Pi

With a Pi Zero and a few components, you can build an inexpensive and reliable automatic watering system for your plants in next to no time.

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