Open Source Sequential Shift light V3.1 Improvements from V3 include
- Upgraded, Faster LEDs (APA102C Dotstar) replace old WS2812B
- New graphic OLED display
- Vastly improved RPM circuitry, power regulation, and protection
- New Animations (out-to-center now included)
- Optimized code and calculations
- Auto-shut off
- USB output and dim icons
Use Arduino IDE Version 1.8.5 https://www.arduino.cc/en/main/OldSoftwareReleases.