Liyou Zhou / Mbed 2 deprecated wheel_speed_sensor_board

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Dependencies:   mbed

Fork of adxl335_mbed_serial by Sumit Pandey

main.cpp@0:6754c50b1d75, 2013-10-27 (annotated)

Committer:
sumitpuneet
Date:
Sun Oct 27 18:30:26 2013 +0000
Revision:
0:6754c50b1d75
Child:
1:c4129110f970
accelerometer data transmission adxl335

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sumitpuneet 0:6754c50b1d75 1 #include "mbed.h"
sumitpuneet 0:6754c50b1d75 2
sumitpuneet 0:6754c50b1d75 3 AnalogIn inputx(p20); // input pins 20,19,18 for x,y,z axis respectively.
sumitpuneet 0:6754c50b1d75 4 AnalogIn inputy(p19);
sumitpuneet 0:6754c50b1d75 5 AnalogIn inputz(p18);
sumitpuneet 0:6754c50b1d75 6 Serial pc(USBTX,USBRX); //Serial class for transmission of serial data
sumitpuneet 0:6754c50b1d75 7
sumitpuneet 0:6754c50b1d75 8 int main() {
sumitpuneet 0:6754c50b1d75 9 pc.baud(9600); // fixing a constant baud rate of 9600 bps at which mbed will interact with computer
sumitpuneet 0:6754c50b1d75 10 float cal_x=0,cal_y=0,cal_z=0; //caliberation variables
sumitpuneet 0:6754c50b1d75 11 int x=0,y=0,z=0; // variables for x,y,z axes
sumitpuneet 0:6754c50b1d75 12 int i=100;
sumitpuneet 0:6754c50b1d75 13 while(i--) //small timed loop to caliberate the accelerometer with currentl position of the accelerometer
sumitpuneet 0:6754c50b1d75 14 {
sumitpuneet 0:6754c50b1d75 15 cal_x=inputx*100;
sumitpuneet 0:6754c50b1d75 16 cal_y=inputy*100;
sumitpuneet 0:6754c50b1d75 17 cal_z=inputz*100 - 10;
sumitpuneet 0:6754c50b1d75 18 }
sumitpuneet 0:6754c50b1d75 19 while(1)
sumitpuneet 0:6754c50b1d75 20 {
sumitpuneet 0:6754c50b1d75 21 x=4*(cal_x - inputx*100);
sumitpuneet 0:6754c50b1d75 22 y=4*(cal_y - inputy*100);
sumitpuneet 0:6754c50b1d75 23 z=4*(inputz*100 - cal_z);
sumitpuneet 0:6754c50b1d75 24 pc.printf("%d,%d,%d *",x+50,y+50,z+50); //passing the caliberated x,y,z values to the computer.
sumitpuneet 0:6754c50b1d75 25 }
sumitpuneet 0:6754c50b1d75 26 }