Ayushmaan Bhardwaj's TURN-OFF Is a Minimal, Espressif ESP32-Powered Bike Navigator — Sans GPS
Electrical and electronics engineer Ayushmaan Bhardwaj has turned a compact smart display built around Espressif's ESP32-S3 into a minimalist Global Positioning System (GPS) satellite navigator for bikes: the TURN-OFF.
"The original thought was pretty simple: 'What if I could make a tiny navigation display for my bicycle instead of mounting my entire phone on the handlebar,'" Bhardwaj explains of the project's origins. "Using a phone while cycling always felt awkward to me. It's bulky, distracting, drains battery quickly, and just makes the whole setup look messy. I wanted something smaller and cleaner that only focused on navigation, almost like a tiny futuristic bike computer. That’s how TURN-OFF started."
Look, mom, no GPS: the TURN-OFF handles turn-by-turn navigation by farming the hard work off to your phone. (📷: Ayushmaan Bhardwaj)
The heart of the TURN-OFF is a Waveshare ESP32-S3 1.69" smart display, which — as the name suggests — includes an...
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