avl_time_state.md

-# AVL Time State
+# D2Sphere and Device Time Managment
+
+## AVL Time State
 
 ```mermaid
 
@@ -17,3 +19,14 @@ sequenceDiagram
     UserTime ->> RTC: set Time via $PFAL,Sys.SetTime,dd.mm.yy,hh:mm:ss
     SystemTime ->> LastValidPosition: save last Valid pos and time $PFAL,GPS.Nav.SaveLastValid
 ```
+
+## D2Sphere Response to 'non' correct time in Login Field
+
+
+# AVL Time State
+
+```
+$PFAL:ID1,Sys.SetTime,06.07.2020,09:40:19;GPS.Nav.SaveLastValid
+```
+* GPS.Nav.SaveLastValid is only sent to store on AVL the given time as default startup time 
+* Sys.SetTime,06.07.2020,09:40:19 need to be parsed and used as time in UTC for any further data sent to D2Sphere
\ No newline at end of file