Inertial measurement unit orientation filter. Ported from Sebastian Madgwick\'s paper, \"An efficient orientation filter for inertial and inertial/magnetic sensor arrays\".

Dependencies:   mbed ITG3200 ADXL345 IMUfilter

Revision:
1:dda873ab579f
Parent:
0:056706c688ae
--- a/main.cpp	Tue Aug 10 13:19:17 2010 +0000
+++ b/main.cpp	Sat Nov 27 12:07:45 2010 +0000
@@ -27,7 +27,7 @@
 //Sampling accelerometer at 200Hz.
 #define ACC_RATE    0.005
 //Updating filter at 40Hz.
-#define FILTER_RATE 0.025
+#define FILTER_RATE 0.1
 
 Serial pc(USBTX, USBRX);
 //At rest the gyroscope is centred around 0 and goes between about