main.cpp

00001 #include "mbed.h"
00002 #include "CMPS03.h"//added
00003 #include "MMA7660.h"
00004 #include "stdio.h" //needed?
00005 #include "GPS.h"
00006 
00007 
00008 /*THIS FILE IS MADE TO RUN ON THE MBED. IT WILL TAKE ACCELEROMETER VALUES AND WRITE THEM
00009 TO A TEXT FILE AND THEN A CONNECTED COMPUTER*/
00010 GPS gps(p13, p14);// which pins???
00011 CMPS03 compass(p9, p10, CMPS03_DEFAULT_I2C_ADDRESS);//added
00012 DigitalOut myled(LED1);
00013 MMA7660 MMA(p28, p27); // Accelerometer connections
00014 float ax, ay, az; //allocations for the x, y, z values
00015 Serial pc(USBTX,USBRX); // serial port
00016 LocalFileSystem local("local"); // Create the local filesystem called "local"
00017 int main()
00018 {
00019     float data[100]; // three data arrays, with 100 entries
00020     float data1[100];
00021     float data2[100];
00022     float data3[100];
00023     
00024 
00025     for (int i=0; i<100; i++) 
00026     {
00027         ax=MMA.x(); //ax is the x value from the accelerometer. the *90 part is to get an angle
00028         data[i] = ax ; //place the value of the accelerometer into the 1st array
00029         ay=MMA.y();
00030         data1[i] = ay ;
00031         az=MMA.z();
00032         data2[i] = az;
00033         data3[i] = (compass.readBearing() / 10.0);
00034         
00035         
00036         wait (0.1);// so all the results aren't taken as quickly as the mbed can process. total time = wait time * number of items in array
00037     }
00038     
00039     FILE *fp = fopen("/local/values.txt", "w"); // Open "values.txt"
00040     fprintf(fp,"Location is: %f , %f", gps.longitude, gps.latitude);
00041     for (int i=0; i<100; i++) 
00042     {
00043          fprintf(fp,"%i %f %f %f Bearing:%f \r\n ", i, data[i], data1[i], data2[i], data3[i]); //print all the data values to the file
00044     }
00045     fclose(fp); //save and close the file
00046     
00047        
00048      
00049 
00050  
00051 }
00052 
00053 
00054