lcd: lvgl porting example

examples/peripherals/lcd/lvgl/main/lvgl_demo_ui.c

@@ -0,0 +1,19 @@
+/* LCD LVGL UI example
+
+   This example code is in the Public Domain (or CC0 licensed, at your option.)
+
+   Unless required by applicable law or agreed to in writing, this
+   software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+   CONDITIONS OF ANY KIND, either express or implied.
+*/
+#include "lvgl.h"
+
+void example_lvgl_demo_ui(lv_obj_t *scr)
+{
+    // Create a Label on the currently active screen
+    lv_obj_t *label =  lv_label_create(scr);
+    // Modify the Label's text
+    lv_label_set_text(label, "Hello World");
+    // Align the Label to the center
+    lv_obj_align(label, LV_ALIGN_TOP_MID, 0, 0);
+}