docs

2017-12-04 18:34:26 -05:00 · 2017-12-04 18:34:26 -05:00 · aefeb2628d
parent a749403057
commit aefeb2628d
1 changed files with 6 additions and 0 deletions
--- a/firmware/controllers/lcd_controller.cpp
+++ b/firmware/controllers/lcd_controller.cpp
@ -6,6 +6,12 @@
 *  "enter sub-menu"
 *  "return one level up"
 *
+ * In case of a 20x4 display top three lines are three menu items you can scroll through and
+ * bottom line is error or warning line.
+ *
+ * By default the first line shows current RPM and time since boot in seconds.
+ * The "more" symbol points at the currently selected menu item.
+ *
 * @date Aug 14, 2014
 * @author Andrey Belomutskiy, (c) 2012-2017
 */