DIY Type 1 Diabetes Smartwatch: A Father's Journey
2025-01-29
A software engineer father embarked on a six-month journey to build a simple smartwatch for his son with Type 1 diabetes. The watch reliably displays CGM data and provides haptic feedback for critical blood glucose levels. He overcame challenges including BLE connectivity, custom PCB design, haptic motor selection, display choice, waterproofing, and battery life. While not mass-produced, the project yielded valuable hardware R&D experience and is planned to be open-sourced for community benefit. The project highlights the possibilities and difficulties of hardware development.
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