transmission of calibrated accelerometer data to the computer for Air Hockey.

Dependencies:   mbed

Files at this revision

API Documentation at this revision

Comitter:
sumitpuneet
Date:
Sun Oct 27 18:30:26 2013 +0000
Commit message:
accelerometer data transmission adxl335

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
diff -r 000000000000 -r 6754c50b1d75 main.cpp
--- /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
diff -r 000000000000 -r 6754c50b1d75 mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sun Oct 27 18:30:26 2013 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/9c8f0e3462fb
\ No newline at end of file