// This #include statement was automatically added by the Particle IDE.
#include "wiring.h"

// This #include statement was automatically added by the Particle IDE.
#include "sd-card-library-photon-compat/sd-card-library-photon-compat.h"

const uint8_t chipSelect = A2;    // Also used for HARDWARE SPI setup
const uint8_t mosiPin = A5;
const uint8_t misoPin = A4;
const uint8_t clockPin = A3;

File myFile;
int led1 = D7;

void setup() {
  Spark.connect();
  Serial.begin(115200);
  while (!Serial.available());

  Serial.print("Initializing SD card...");

  // Initialize HARDWARE SPI with user defined chipSelect
  if (!SD.begin(mosiPin, misoPin, clockPin, chipSelect)) {
    Serial.println("initialization failed!");
    return;
  }

  myFile = SD.open("test.txt", FILE_WRITE);

  if (myFile) {
    Serial.print("Writing to test.txt...");
    myFile.println("testing 1, 2, 3.");
    myFile.close();
    Serial.println("done.");
  } else {
    Serial.println("error opening test.txt");
  }
}

void loop() {
  Particle.process();
  turnon(led1,100);
  delay(100);
  turnon(led1,100);
  delay(100);
  turnon(led1,100);
  delay(100);
  delay(1000);

}

void turnon(int pin, int t) {
    digitalWrite(pin, HIGH);
    delay(t);
    digitalWrite(pin, LOW);
}