just ran the following code on a ESP32-S3-DevKitC-1 using HSPI with your pin configuration
// ESP32-S3 SD card test modified to use HSPI
// see https://forum.arduino.cc/t/esp32-initialize-hspi-as-default-spi/1155093/12
/*
Rui Santos
Complete project details at https://RandomNerdTutorials.com/esp32-microsd-card-arduino/
This sketch can be found at: Examples > SD(esp32) > SD_Test
*/
// define HSPI pins
#define HSPI_SCK 40
#define HSPI_MISO 42
#define HSPI_MOSI 41
#define SD_CS 39
#include "FS.h"
#include "SD.h"
#include "SPI.h"
SPIClass *hspi = NULL; // SPI object
void listDir(fs::FS &fs, const char *dirname, uint8_t levels) {
Serial.printf("Listing directory: %s\n", dirname);
File root = fs.open(dirname);
if (!root) {
Serial.println("Failed to open directory");
return;
}
if (!root.isDirectory()) {
Serial.println("Not a directory");
return;
}
File file = root.openNextFile();
while (file) {
if (file.isDirectory()) {
Serial.print(" DIR : ");
Serial.println(file.name());
if (levels) {
listDir(fs, file.name(), levels - 1);
}
} else {
Serial.print(" FILE: ");
Serial.print(file.name());
Serial.print(" SIZE: ");
Serial.println(file.size());
}
file = root.openNextFile();
}
}
void createDir(fs::FS &fs, const char *path) {
Serial.printf("Creating Dir: %s\n", path);
if (fs.mkdir(path)) {
Serial.println("Dir created");
} else {
Serial.println("mkdir failed");
}
}
void removeDir(fs::FS &fs, const char *path) {
Serial.printf("Removing Dir: %s\n", path);
if (fs.rmdir(path)) {
Serial.println("Dir removed");
} else {
Serial.println("rmdir failed");
}
}
void readFile(fs::FS &fs, const char *path) {
Serial.printf("Reading file: %s\n", path);
File file = fs.open(path);
if (!file) {
Serial.println("Failed to open file for reading");
return;
}
Serial.print("Read from file: ");
while (file.available()) {
Serial.write(file.read());
}
file.close();
}
void writeFile(fs::FS &fs, const char *path, const char *message) {
Serial.printf("Writing file: %s\n", path);
File file = fs.open(path, FILE_WRITE);
if (!file) {
Serial.println("Failed to open file for writing");
return;
}
if (file.print(message)) {
Serial.println("File written");
} else {
Serial.println("Write failed");
}
file.close();
}
void appendFile(fs::FS &fs, const char *path, const char *message) {
Serial.printf("Appending to file: %s\n", path);
File file = fs.open(path, FILE_APPEND);
if (!file) {
Serial.println("Failed to open file for appending");
return;
}
if (file.print(message)) {
Serial.println("Message appended");
} else {
Serial.println("Append failed");
}
file.close();
}
void renameFile(fs::FS &fs, const char *path1, const char *path2) {
Serial.printf("Renaming file %s to %s\n", path1, path2);
if (fs.rename(path1, path2)) {
Serial.println("File renamed");
} else {
Serial.println("Rename failed");
}
}
void deleteFile(fs::FS &fs, const char *path) {
Serial.printf("Deleting file: %s\n", path);
if (fs.remove(path)) {
Serial.println("File deleted");
} else {
Serial.println("Delete failed");
}
}
void testFileIO(fs::FS &fs, const char *path) {
File file = fs.open(path);
static uint8_t buf[512];
size_t len = 0;
uint32_t start = millis();
uint32_t end = start;
if (file) {
len = file.size();
size_t flen = len;
start = millis();
while (len) {
size_t toRead = len;
if (toRead > 512) {
toRead = 512;
}
file.read(buf, toRead);
len -= toRead;
}
end = millis() - start;
Serial.printf("%u bytes read for %u ms\n", flen, end);
file.close();
} else {
Serial.println("Failed to open file for reading");
}
file = fs.open(path, FILE_WRITE);
if (!file) {
Serial.println("Failed to open file for writing");
return;
}
size_t i;
start = millis();
for (i = 0; i < 2048; i++) {
file.write(buf, 512);
}
end = millis() - start;
Serial.printf("%u bytes written for %u ms\n", 2048 * 512, end);
file.close();
}
void setup() {
Serial.begin(115200);
hspi = new SPIClass(HSPI); // create SPI class
hspi->begin(HSPI_SCK, HSPI_MISO, HSPI_MOSI, SD_CS); // setup SPI pins
if (!SD.begin(SD_CS, *hspi)) { // mount card
Serial.println("Card Mount Failed");
return;
}
uint8_t cardType = SD.cardType();
if (cardType == CARD_NONE) {
Serial.println("No SD card attached");
return;
}
Serial.print("SD Card Type: ");
if (cardType == CARD_MMC) {
Serial.println("MMC");
} else if (cardType == CARD_SD) {
Serial.println("SDSC");
} else if (cardType == CARD_SDHC) {
Serial.println("SDHC");
} else {
Serial.println("UNKNOWN");
}
uint64_t cardSize = SD.cardSize() / (1024 * 1024);
Serial.printf("SD Card Size: %lluMB\n", cardSize);
listDir(SD, "/", 0);
createDir(SD, "/mydir");
listDir(SD, "/", 0);
removeDir(SD, "/mydir");
listDir(SD, "/", 2);
writeFile(SD, "/hello.txt", "Hello ");
appendFile(SD, "/hello.txt", "World!\n");
readFile(SD, "/hello.txt");
deleteFile(SD, "/foo.txt");
renameFile(SD, "/hello.txt", "/foo.txt");
readFile(SD, "/foo.txt");
testFileIO(SD, "/test.txt");
Serial.printf("Total space: %lluMB\n", SD.totalBytes() / (1024 * 1024));
Serial.printf("Used space: %lluMB\n", SD.usedBytes() / (1024 * 1024));
}
void loop() {
}
serial monitor displays
SD Card Type: SDSC
SD Card Size: 121MB
Listing directory: /
DIR : System Volume Information
FILE: data.txt SIZE: 486
FILE: test.txt SIZE: 77824
FILE: foo.txt SIZE: 13
Creating Dir: /mydir
Dir created
Listing directory: /
DIR : System Volume Information
FILE: data.txt SIZE: 486
FILE: test.txt SIZE: 77824
FILE: foo.txt SIZE: 13
DIR : mydir
Removing Dir: /mydir
Dir removed
Listing directory: /
DIR : System Volume Information
Listing directory: System Volume Information
Failed to open directory
FILE: data.txt SIZE: 486
FILE: test.txt SIZE: 77824
FILE: foo.txt SIZE: 13
Writing file: /hello.txt
File written
Appending to file: /hello.txt
Message appended
Reading file: /hello.txt
Read from file: Hello World!
Deleting file: /foo.txt
File deleted
Renaming file /hello.txt to /foo.txt
File renamed
Reading file: /foo.txt
Read from file: Hello World!
77824 bytes read for 191 ms
1048576 bytes written for 267 ms
Total space: 120MB
Used space: 0MB
