docs(display): mention palette in example flush_cb (#9534)

2026-05-24 08:16:29 +08:00 · 2026-01-08 02:36:36 -05:00
parent 2a5327e7b4
commit c6ea45d969
1 changed files with 3 additions and 1 deletions
@@ -143,7 +143,9 @@ An example looks like this:
    {
        /* The most simple case (also the slowest) to send all rendered pixels to the
         * screen one-by-one.  `put_px` is just an example.  It needs to be implemented by you. */
-        uint16_t * buf16 = (uint16_t *)px_map; /* Let's say it's a 16 bit (RGB565) display */
+        /* Let's say it's a 16 bit (RGB565) display */
+        uint16_t * buf16 = (uint16_t *)px_map;
+        /* if using a monochrome display (LV_COLOR_DEPTH 1), make sure to skip the palette! (https://docs.lvgl.io/master/main-modules/display/color_format.html#monochrome-displays) */
        int32_t x, y;
        for(y = area->y1; y <= area->y2; y++) {
            for(x = area->x1; x <= area->x2; x++) {