Data.cpp

00001 #include "mbed.h"
00002 #include <string>
00003 
00004 LocalFileSystem local("local"); 
00005 extern Serial pc;
00006 
00007 void initialise(int counter, string date )
00008 { 
00009     FILE *fp1 = fopen("/local/Datalog.xls", "a");       // opens or creates fill Datalog, 
00010     fprintf(fp1, " Test %d \n %s \n", counter, date);                   //gives header
00011     fprintf(fp1, " Sensor \t Total Time \t Time Diff \t Inst Speed \t Avg Speed\n");                    //writes field names
00012     fclose(fp1);                                            //closes the file so it can be opened by another method
00013 }
00014 
00015 void data(int sensor_number, double time, double speed, double timesTotal,double speedAvg)
00016 {
00017     FILE *fp = fopen("/local/Datalog.xls", "a");                                                                // Open "Datalog
00018     fprintf(fp, " %d \t %lf \t %lf \t %lf \t %lf \n",sensor_number + 1, timesTotal ,time, speed, speedAvg);       //fills the tables with the results. sensorNumber +1 because sensor starts at 0.
00019     fclose(fp);                                                                                                   //close
00020 }
00021     
00022 //*********This has not been done yet, but it would be nice to have an average speed for each bend********
00023 void averageData()                                        //adds average data fom b2 to b6
00024 { 
00025     FILE *fp2 = fopen("/local/Datalog.xls", "a");       
00026     fprintf(fp2, " Average \t=SUM(B2:B4) / 5 \n"); 
00027     fclose(fp2);
00028 }