// #include <SD.h>

// const int SD_CS_PIN = 9;

// File myFile;
// void setup() {
//   // put your setup code here, to run once:
//   Serial.begin(9600);
//   SD.begin(SD_CS_PIN);

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

//   myFile.println("first");
//   myFile.println("Second");
//   myFile.close();

//   myFile = SD.open("GPS.txt", FILE_READ);
//   while (myFile.available()) {
//     char ch = myFile.read(); // read characters one by one from Micro SD Card
//     Serial.print(ch); // print the character to Serial Monitor
//   }
//   myFile.close();
// }

// void loop() {
//   // put your main code here, to run repeatedly:

// }

#include <SD.h>

const int sd_pin = 9;

File myFile;

void setup(){
  Serial.begin(9600);

  SD.begin(sd_pin);

  myFile = SD.open("model.txt",FILE_WRITE);
  myFile.println("sup");
  myFile.println("homie");

  myFile.close();

  myFile = SD.open("model.txt",FILE_READ);

  while(myFile.available()){
    char key = myFile.read();
    Serial.print(key);
  }
  myFile.close();
}

void loop(){

}