📟 What is CYD?
CYD stands for Cheap Yellow Display. It’s an ESP32 microcontroller with a built-in 2.8" TFT display inside a yellow enclosure.
- ESP32 with Wi-Fi + Bluetooth
- 2.8" SPI TFT (320×240)
- GPIO access for sensors
- Open-source 3D-printed case
Reference: ESP32-Cheap-Yellow-Display
🧾 Bill of Materials (BOM)
- ESP32 CYD Board — ~\$13 USD
- USB-C Cable — ~\$3 USD
- M3 Brass Inserts + Screws — ~\$2 USD
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3D Printable Case Files
— Free (Print with ~80 g PLA)
ORWall-Mount Case Files — Free (Print with ~80 g PLA)
📈 Roadmap
- Mobile dashboard
- Notification sounds + LEDs
- OAuth friend system
- Theme customization
- OTA firmware updates