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Devices/Open Hardware: Raspberry Pi and OpenWRT
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Raspberry Pi ☛ Harnessing RP2040 for microgravity research in zero-g parabolic flight
Last year, engineer Christian Wenzel-Benner and researcher Dr. Michaela Dümmer from Prof. Dr. Christoph Forreiter‘s research group exploring plant behaviour in microgravity got in touch. The team’s experiments demand a high degree of automation, actuation, and sensing, and they had found RP2040 to be a low-cost solution ideally suited to the task. They wondered if we’d be interested in learning more; naturally, we were! Below, Christian and Michaela share the challenges of their work and how Raspberry Pi hardware helped to tackle them.
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Raspberry Pi ☛ How to bring digital literacy into your classroom: practical tips from the Hello World podcast
Discover practical advice and actionable tips from real teachers, and find out how you can teach digital literacy in your classroom.
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Linux Gizmos ☛ Modular Cerebro Clusterboard Supports Raspberry Pi CM4/CM5, Jetson, and Radxa CM5
Cerebro is an upcoming clusterboard platform launching on Kickstarter, designed for AI, edge computing, and embedded development. It supports a range of compute modules including Raspberry Pi CM4 and CM5, NVIDIA Jetson, and Radxa CM5, providing a modular base for scalable systems.
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Stéphane Huc ☛ OpenWRT: Manage correctly the process to upgrade to the new version!
The following procedure explains step by step the sysupgrade in CLI mode, while preserving the user configuration…
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Stéphane Huc ☛ OpenWRT: sudo
By default, OpenWRT has one only user: the root admin.
We will create a new user, without privilege, only the one to administrate correctly the system with the tool sudo.