CYD — Cheap Yellow Display with ESPHome

What Is It? The board sold on AliExpress as “ESP32 Arduino LVGL WIFI&Bluetooth Development Board 2.8" 240×320 Smart Display Screen with Touch WROOM” has become something of a community favourite. It is widely known as the CYD — Cheap Yellow Display — named for its yellow PCB. For under £10 delivered it gives you: ESP32-WROOM-32 (dual core, 240MHz, 4MB flash) ILI9341 2.8" TFT LCD, 240×320 pixels, 16-bit colour XPT2046 resistive touchscreen RGB LED LDR light sensor SD card slot USB-C programming and power The display quality is genuinely impressive for the price. It ships running an LVGL demo that shows what the hardware is capable of. ESPHome support is solid and well documented. ...

April 15, 2026 · 6 min · 1168 words · Fletcher Munson

LilyGO TTGO T-Display Solar Monitor with ESPHome

LilyGO TTGO T-Display Solar Monitor with ESPHome Overview The LilyGO TTGO T-Display is a compact ESP32 board with a built-in 1.14" ST7789V colour TFT display. This guide covers flashing it for the first time and configuring it with ESPHome to display live solar and house power data — pulling Victron MPPT figures from MQTT and house consumption from Home Assistant. ...

April 15, 2026 · 4 min · 741 words · Fletcher Munson