Here is what I see in the log for a press top (on) followed by a press bottom 3 seconds later:
2,05/05/2013 22:30:46,2/2,84,State,1,Unit 001 - Stairway - Stairs,,0,,,100
1,05/05/2013 22:30:46,4/4,84,Indicate,255,,,-2,[multiple receivers],,
1,05/05/2013 22:30:48,4/4,84,Indicate,255,,,-193...