Der CYD (Cheap Yellow Display) ist eine schönes Stück Hardware basierend auf einem ESP32:

• ESP32
• Touch-Display (2,8″; 3,1″, …)
• SD Karten Leser
• RGB-LED
• LDR (Lichtsensor)

Und das ganze zu einem Preis von ca 20€.

• https://github.com/bitbank2/CYD_Projects/tree/main
• https://github.com/billism1/esp32-cheap-yellow-display-examples/tree/main/projects
• https://surrey-homeware.github.io/aura-installer/
• https://github.com/witnessmenow/ESP32-Cheap-Yellow-Display
• https://randomnerdtutorials.com/esp32-cyd-lvgl-weather-station/
• https://cool-web.de/esp8266-esp32/esp32-2432s028-cheap-yellow-display-touchscreen-vorstellung-hardware-pinout.htm
• https://github.com/Fr4nkFletcher/ESP32-Marauder-Cheap-Yellow-Display
• https://github.com/nu1504ta0609sa0902/CYD_practice_projects
• https://randomnerdtutorials.com/micropython-cheap-yellow-display-board-cyd-esp32-2432s028r/
• https://ardupiclab.blogspot.com/2025/02/weather-station-with-esp32-cyd.html?m=1