Add about command to menu and restructure code. Delete preliminary code from mainloop. Better code will follow

stm-firmware/include/reflow-controller/reflow-menu.h

@@ -18,8 +18,8 @@
 * If not, see <http://www.gnu.org/licenses/>.
 */
 
-#ifndef __LCD_MENU_H__
-#define __LCD_MENU_H__
+#ifndef __REFLOW_MENU_H__
+#define __REFLOW_MENU_H__
 
 /**
  * @brief Handle the reflow controller's LCD Menu
@@ -29,4 +29,4 @@ int reflow_menu_handle(void);
 
 void reflow_menu_init(void);
 
-#endif /* __LCD_MENU_H__ */
+#endif /* __REFLOW_MENU_H__ */

stm-firmware/include/reflow-controller/systick.h

@@ -49,6 +49,11 @@ extern volatile uint32_t wait_tick_ms;
  */
 extern volatile uint64_t global_tick_ms;
 
+/**
+ * @brief Wait counter for the display. This must not be used anywhere else
+ */
+extern volatile uint32_t lcd_tick_ms;
+
 /**
  * @brief Setup the Systick timer to generate a 1 ms tick
  */

stm-firmware/include/reflow-controller/ui/menu.h

@@ -76,4 +76,6 @@ void menu_list_scroll_down(struct menu_list *list);
 
 void menu_list_scroll_up(struct menu_list *list);
 
+void menu_list_enter_selected_entry(struct menu_list *list, struct lcd_menu *menu);
+
 #endif /* __MENU_H__ */