Flying Sea Glider / Mbed 2 deprecated 2019_19feb19_jcw_noSD

Dependencies:   mbed MODSERIAL FATFileSystem

MbedLogger/MbedLogger.cpp@32:f2f8ae34aadc, 2017-12-20 (annotated)

Committer:
tnhnrl
Date:
Wed Dec 20 13:52:50 2017 +0000
Revision:
32:f2f8ae34aadc
Child:
34:9b66c5188051
revA

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tnhnrl 32:f2f8ae34aadc 1 #include "MbedLogger.hpp"
tnhnrl 32:f2f8ae34aadc 2 #include "StaticDefs.hpp"
tnhnrl 32:f2f8ae34aadc 3
tnhnrl 32:f2f8ae34aadc 4 MbedLogger::MbedLogger() {
tnhnrl 32:f2f8ae34aadc 5 _f = 0;
tnhnrl 32:f2f8ae34aadc 6 _file_number = 0;
tnhnrl 32:f2f8ae34aadc 7 }
tnhnrl 32:f2f8ae34aadc 8
tnhnrl 32:f2f8ae34aadc 9 //creates a new file each time it's called
tnhnrl 32:f2f8ae34aadc 10 void MbedLogger::createFile() {
tnhnrl 32:f2f8ae34aadc 11
tnhnrl 32:f2f8ae34aadc 12 int filenum = 0;
tnhnrl 32:f2f8ae34aadc 13 char filename[128];
tnhnrl 32:f2f8ae34aadc 14
tnhnrl 32:f2f8ae34aadc 15 while(true) {
tnhnrl 32:f2f8ae34aadc 16 //create a file named Log001.csv through Log999.csv
tnhnrl 32:f2f8ae34aadc 17 sprintf(filename, "/local/Log%03d.csv", filenum);
tnhnrl 32:f2f8ae34aadc 18
tnhnrl 32:f2f8ae34aadc 19 //try to read a file
tnhnrl 32:f2f8ae34aadc 20 _fp = fopen(filename, "r");
tnhnrl 32:f2f8ae34aadc 21
tnhnrl 32:f2f8ae34aadc 22 //check if this file does not exist, create it, and write to it
tnhnrl 32:f2f8ae34aadc 23 if (_fp == NULL) {
tnhnrl 32:f2f8ae34aadc 24 //you want to do stuff here!
tnhnrl 32:f2f8ae34aadc 25 _fp = fopen(filename, "a");
tnhnrl 32:f2f8ae34aadc 26
tnhnrl 32:f2f8ae34aadc 27 //write the header
tnhnrl 32:f2f8ae34aadc 28 _fprintf(_fp,"timer,depth_cmd,depth (ft),pitch_cmd,pitch (deg), bce_cmd, bce (mm), batt_cmd, batt (mm)\n");
tnhnrl 32:f2f8ae34aadc 29
tnhnrl 32:f2f8ae34aadc 30 //DO NOT CLOSE THE FILE, keep it open
tnhnrl 32:f2f8ae34aadc 31 break;
tnhnrl 32:f2f8ae34aadc 32 }
tnhnrl 32:f2f8ae34aadc 33
tnhnrl 32:f2f8ae34aadc 34 //if the file already exists, keep upping the counter
tnhnrl 32:f2f8ae34aadc 35 else {
tnhnrl 32:f2f8ae34aadc 36 fclose(_fp); //close the old file you tried to read
tnhnrl 32:f2f8ae34aadc 37 filenum++; //file name number
tnhnrl 32:f2f8ae34aadc 38 }
tnhnrl 32:f2f8ae34aadc 39 wait_us(100);
tnhnrl 32:f2f8ae34aadc 40 }
tnhnrl 32:f2f8ae34aadc 41
tnhnrl 32:f2f8ae34aadc 42 //set this variable to print the current file
tnhnrl 32:f2f8ae34aadc 43 _file_number = filenum;
tnhnrl 32:f2f8ae34aadc 44 }
tnhnrl 32:f2f8ae34aadc 45
tnhnrl 32:f2f8ae34aadc 46 void MbedLogger::saveArrayToFile(float *input) {
tnhnrl 32:f2f8ae34aadc 47 //write to the file
tnhnrl 32:f2f8ae34aadc 48 _fprintf(_fp, "%0.1f,%0.1f,%0.1f,%0.1f,%0.1f,%0.1f,%0.1f,%0.1f,%0.1f\n",input[0],input[1],input[2],input[3],input[4],input[5],input[6],input[7],input[8]);
tnhnrl 32:f2f8ae34aadc 49 }
tnhnrl 32:f2f8ae34aadc 50
tnhnrl 32:f2f8ae34aadc 51 void MbedLogger::saveSequenceStringToFile(string str_input) {
tnhnrl 32:f2f8ae34aadc 52 //write to the file
tnhnrl 32:f2f8ae34aadc 53 _fprintf(_fp, "%s\n",str_input.c_str());
tnhnrl 32:f2f8ae34aadc 54 }
tnhnrl 32:f2f8ae34aadc 55
tnhnrl 32:f2f8ae34aadc 56 void MbedLogger::printMbedDirectory() {
tnhnrl 32:f2f8ae34aadc 57 DirectoryList dir( "/local" );
tnhnrl 32:f2f8ae34aadc 58
tnhnrl 32:f2f8ae34aadc 59 if ( dir.error_check() )
tnhnrl 32:f2f8ae34aadc 60 error( "directory could not be opened\r\n" );
tnhnrl 32:f2f8ae34aadc 61
tnhnrl 32:f2f8ae34aadc 62 for ( int i = 0; i < dir.size(); i++ )
tnhnrl 32:f2f8ae34aadc 63 printf( "%s\r\n", dir[ i ].c_str() );
tnhnrl 32:f2f8ae34aadc 64 }
tnhnrl 32:f2f8ae34aadc 65
tnhnrl 32:f2f8ae34aadc 66 void MbedLogger::printFromLogFile() {
tnhnrl 32:f2f8ae34aadc 67 char filename[128];
tnhnrl 32:f2f8ae34aadc 68 sprintf(filename, "/local/Log%03d.csv", _file_number);
tnhnrl 32:f2f8ae34aadc 69
tnhnrl 32:f2f8ae34aadc 70 //open the file
tnhnrl 32:f2f8ae34aadc 71 FILE *fp = fopen(filename, "r");
tnhnrl 32:f2f8ae34aadc 72
tnhnrl 32:f2f8ae34aadc 73 // http://people.cs.uchicago.edu/~dmfranklin/tutorials/fgets.txt
tnhnrl 32:f2f8ae34aadc 74
tnhnrl 32:f2f8ae34aadc 75 //while not end of file, read through line by line???
tnhnrl 32:f2f8ae34aadc 76 char buffer[500];
tnhnrl 32:f2f8ae34aadc 77
tnhnrl 32:f2f8ae34aadc 78 //read the file line by line (and print each line)
tnhnrl 32:f2f8ae34aadc 79 pc().printf("CURRENT MBED LOG FILE /local/Log%03d.csv:\n\r",_file_number);
tnhnrl 32:f2f8ae34aadc 80 while (!feof(fp)) {
tnhnrl 32:f2f8ae34aadc 81 // read in the line and make sure it was successful
tnhnrl 32:f2f8ae34aadc 82 if (fgets(buffer,500,fp) != NULL) {
tnhnrl 32:f2f8ae34aadc 83 pc().printf("%s\r",buffer);
tnhnrl 32:f2f8ae34aadc 84 //pc().printf("%d: %s\n\r",lineno++,buffer);
tnhnrl 32:f2f8ae34aadc 85 }
tnhnrl 32:f2f8ae34aadc 86 }
tnhnrl 32:f2f8ae34aadc 87
tnhnrl 32:f2f8ae34aadc 88 //close the file
tnhnrl 32:f2f8ae34aadc 89 fclose(fp);
tnhnrl 32:f2f8ae34aadc 90 pc().printf("\n\rLog file closed.\n\r");
tnhnrl 32:f2f8ae34aadc 91 }
tnhnrl 32:f2f8ae34aadc 92
tnhnrl 32:f2f8ae34aadc 93 //ONLY CLOSE THE FILE WITH THIS
tnhnrl 32:f2f8ae34aadc 94 //always close the file when you're done using it
tnhnrl 32:f2f8ae34aadc 95 void MbedLogger::closeFile() {
tnhnrl 32:f2f8ae34aadc 96 fclose(_fp);
tnhnrl 32:f2f8ae34aadc 97 }