arduino_csv_parser_error.cpp

/*
 * SD card attached to SPI bus as follows:
 ** MOSI - pin 11
 ** MISO - pin 12
 ** CLK - pin 13
 ** CS - pin 4
*/

// PINS
#define CS_PIN 4

// libs
#include <SPI.h>
#include <SD.h>

// SD vars
File encouraging_words_file;

// CSV stuff
String words[48];

void setup(){

  Serial.begin(9600);
  
  // initialize the sd
  if (!SD.begin(CS_PIN)){
    Serial.println("begin failed!");
  }

  // Read file
  encouraging_words_file = SD.open("words.txt");
  if (!encouraging_words_file){
    Serial.println("opening of file failed");
  }

  Serial.println("--------------------------");
  Serial.println("     started parsing      ");
  Serial.println("--------------------------");

  //String current_line;
  const int current_line_max_size = 20;
  char current_line[current_line_max_size];
  char * ptoken;
  int c = 0;
  
  while (encouraging_words_file.available()){

    // convert arduino String to char array
    encouraging_words_file.readStringUntil('\n').toCharArray(current_line, current_line_max_size);
    Serial.println(current_line);

    // the first token is the number
    ptoken = strtok(current_line, ",");
    //Serial.print("token 1 : ");
    //Serial.print(ptoken);

    // the second one is the actual word
    // when we use NULL as parameter,
    // strtok continues scanning from the last previous successfull call
    ptoken = strtok(NULL, ",");
    Serial.print("token 2 : ");
    Serial.println(ptoken);

    words[c] = ptoken;
    c++;
  }
  
  encouraging_words_file.close();
}


void loop() {
  
}