DIY Smart Treadmill Sensor using ESP32-C3 & TCRT5000 optical sensor. Broadcasts speed & distance via Bluetooth BLE RSC to Garmin, Zwift, and more. Features an embedded Wi-Fi Web Dashboard & 3D printable enclosures.
garmin esp32 platformio running 3d-printing open-source-hardware treadmill tcrt5000 esp32-c3 fitness-tech ble-rsc
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Updated
Sep 14, 2026 - C++