Update README.md

Author: kisvegabor

README.md

@@ -1,5 +1,7 @@
 :warning: This library is now obsolete. Please use https://github.com/arduino/Arduino/issues/10592 instead. :warning:
 
+Learn how to use LVGL with Ardunio: https://docs.lvgl.io/latest/en/html/get-started/arduino.html
+
 # LVGL Arduino library
 
 This library allows to use LVGL (v7.0.x) as an Arduino library. Library can be installed via Arduino IDE Library Manager or as an .ZIP library.