EmbeddingGemma 2: an open, lightweight multimodal embedding model
deepmind.google·6d ago
AI Engineering
Hacker News·27d ago·5 min read
Show HN: Hacking a $20 4G wireless hotspot into a texting device
TL;DR
A DIY project transformed a $20 4G wireless hotspot into a functional texting device, showcasing innovative repurposing of inexpensive technology. The project highlights the potential of low-cost hardware for creative applications.
✦ Why It Matters
Consider repurposing inexpensive tech you already own for new applications.
Key Takeaways
- Utilize low-cost hardware for creative projects.
- Explore Linux for device customization and control.
- Design custom PCBs for specific functionality.
- Experiment with kernel drivers for hardware integration.
How It Works
The device was modified by reflashing its firmware to run Linux, allowing for custom software development. A custom PCB was created to manage power and signal levels, enabling the integration of a keyboard and display.
The display was controlled using a kernel driver, which required specific configurations to function correctly.