STM32 LVGL ST7789
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This page contains notes on porting LVGL to STM32 using a ST7789 display.
Wiring
Displays with the ST7789 comes in many different variants, but in essence they all use a single direction SPI connection (MOSI only). On some variants the CS (Chip Select) line is permanently pulled low, but on the one I am using here, the CS line is wired.