--- a/src/hwos.inc	Mon Jun 01 11:50:34 2015 +0200
+++ b/src/hwos.inc	Mon Jun 01 17:19:37 2015 +0200
@@ -569,6 +569,7 @@
 opt_flip_screen         res 1   ; =1: Flip the screen
 opt_cR_button_left      res 1   ; Left button sensitivity (cR hardware)
 opt_cR_button_right     res 1   ; Right button sensitivity (cR hardware)
+opt_depthblink          res 1   ; =1:do a red blinking warning, =0:default behaviour
 
 ;-----------------------------EEPROM DATA ------------------------------------
 ; Automatic reset of all options when this is changed:
@@ -680,6 +681,9 @@
 #DEFINE compass_bearing_lft     flag12,2    ; bearing is to the left/<< if set, otherwise to the right/>>
 #DEFINE compass_bearing_vis     flag12,3    ; bearing is visible? (either ahead or behind/-180°)
 #DEFINE compass_bearing_ahd     flag12,4    ; bearing is ahead or behind?
+#DEFINE blinking_depth_warning  flag12,5    ; set by the color_depth. =1: warning color
+#DEFINE blinking_depth_prev     flag12,6    ; set by the TFT_depth.   =1: prev display had warning color
+#DEFINE blinking_depth_toggle   flag12,7    ; toggle to blink
 
 ;=============================================================================
 ; C-code Routines