# From https://wokwi.com/projects/310692660849410626
#include "SdFat.h"

#define SPI_SPEED SD_SCK_MHZ(4) // SPI speed 4 MHz
#define CS_PIN 10

SdFat sd; // create a sdFat object to interface with the SD card (FAT16/FAT32)

void setup() {
  Serial.begin(115200);
  if (!sd.begin(CS_PIN, SPI_SPEED)) { // Initialize SD card
    if (sd.card()->errorCode()) {
      Serial.println("SD initialization failed.");
    } else if (sd.vol()->fatType() == 0) {
      Serial.println("Can't find a valid FAT16/FAT32 partition.");
    } else {
      Serial.println("Can't determine error type");
    }
    return;
  }

  
  Serial.println("Files on card:");
  Serial.println("   Size    Name");

// Print files with their size (recursively)
  sd.ls(LS_R | LS_SIZE);
}

void loop() {
}