Diff: Motion/Motion.cpp

Revision:

1:2f5a62eb52ad

Parent:

0:3f846fc933a2

--- a/Motion/Motion.cpp	Sun Sep 01 23:35:18 2013 +0000
+++ b/Motion/Motion.cpp	Tue Sep 03 08:54:55 2013 +0000
@@ -7,15 +7,21 @@
 #include <string>
 #include <sstream>
 
-// FIXME - add timestamp to motion samples
+// TODO - add timestamp to motion samples
 #include "Motion.h"
   
 Motion::Motion() {
     // These are motion deltas based on playing with
-    // mbed application board motion sensors
-    min_motion.x = 0.097;  
-    min_motion.y = 0.097;  
-    min_motion.z = 0.097; 
+    // mbed application board motion sensors.
+    //
+    // Originally 0.097 was sufficient, but I get false 
+    // motion of 0.14 sometimes.  This makes it somewhat less
+    // responsive to small motion, but better than too many
+    // false alarms.  I should look into motion sensors to
+    // see what is up or if something has been fixed??
+    min_motion.x = 0.15;  
+    min_motion.y = 0.15;  
+    min_motion.z = 0.15; 
 	max_samples_limit = 100; // Max motion buffer is 100 deep
     max_samples = 20;
     sample_ptr = 0;