@displayengineer

DisplayEngineer

@displayengineerJoined October 2026

Small TFT/LCD display module maker. Notes on ESPHome, LVGL and display driver bring-up.

About

Nothing here yet.

Available for

Nothing here yet.

DisplayEngineer's blogs

DisplayEngineerdisplayengineer.hashnode.dev2 posts

Why your ST7701S screen goes black after a reboot in ESPHome

The bug report that sent me into ESPHome's reset code keeps showing up in slightly different forms. Someone flashes a Waveshare ESP32-S3-Touch-LCD-4 over USB and the 480×480 ST7701S panel comes up fin

16h ago · 7 min readdisplayengineer.hashnode.dev

ESPHome Drops ili9xxx, st7789v and st7735 in 2027.5.0: Migrating SPI TFTs to mipi_spi

ESPHome has now put a date on the end of its legacy SPI display drivers. Four pull requests merged on 14 October 2026 (#20687 ili9xxx, #20688 st7735, #20689 st7789v, #20690 qspi_dbi) change the deprec

3d ago · 10 min readdisplayengineer.hashnode.dev

DisplayEngineer

About

Available for

DisplayEngineer's blogs

Why your ST7701S screen goes black after a reboot in ESPHome

ESPHome Drops ili9xxx, st7789v and st7735 in 2027.5.0: Migrating SPI TFTs to mipi_spi

Search Hashnode

DisplayEngineer

About

Available for

DisplayEngineer's blogs

Why your ST7701S screen goes black after a reboot in ESPHome

ESPHome Drops ili9xxx, st7789v and st7735 in 2027.5.0: Migrating SPI TFTs to mipi_spi