Diff: main.cpp

Revision:

0:6754c50b1d75

Child:

1:c4129110f970

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sun Oct 27 18:30:26 2013 +0000
@@ -0,0 +1,26 @@
+#include "mbed.h"
+ 
+AnalogIn inputx(p20); // input pins 20,19,18 for x,y,z axis respectively.
+AnalogIn inputy(p19);
+AnalogIn inputz(p18);
+Serial pc(USBTX,USBRX);  //Serial class for transmission of serial data
+ 
+int main() {
+pc.baud(9600);   // fixing a constant baud rate of 9600 bps at which mbed will interact with computer
+float cal_x=0,cal_y=0,cal_z=0;  //caliberation variables
+int x=0,y=0,z=0; // variables for x,y,z axes
+int i=100;
+while(i--)      //small timed loop to caliberate the accelerometer with currentl position of the accelerometer
+{
+cal_x=inputx*100;
+cal_y=inputy*100;
+cal_z=inputz*100 - 10;
+}
+while(1)
+    {   
+        x=4*(cal_x - inputx*100);
+        y=4*(cal_y - inputy*100);
+        z=4*(inputz*100 - cal_z);
+        pc.printf("%d,%d,%d *",x+50,y+50,z+50); //passing the caliberated x,y,z values to the computer.
+        }   
+        }
\ No newline at end of file