I use lvgl as a module of zephyr-rtos. So some configs made on a build-time. flush_cb() also part of zephyr-rtos. prj_conf.txt is project configuration of LVGL module. Also some of elements are png-images, to decode them I use lv_png library.
lv_conf.h (35.2 KB)
prj_conf.txt (1.7 KB)