#include <SPI.h>
#include <SD.h>
File myFile;
void setup() {
Serial.begin(9600);
while (!Serial) {
}
Serial.print("Initializing SD card...");
if (!SD.begin(10)) {
Serial.println("initialization failed!");
while (1);
}
Serial.println("initialization done.");
myFile = SD.open("test.txt", FILE_WRITE);
if (myFile) {
Serial.print("Writing to test.txt...");
myFile.println("This is a test file :)");
myFile.println("testing 1, 2, 3.");
for (int i = 0; i < 20; i++) {
myFile.println(i);
}
myFile.close();
Serial.println("done.");
} else {
Serial.println("error opening test.txt");
}
}
void loop() {
}