76 lines
1.7 KiB
Arduino
76 lines
1.7 KiB
Arduino
#include "pincfg.h"
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#include "SD_MMC.h"
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// #include "FS.h"
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void listDir(fs::FS &fs, const char *dirname, uint8_t levels) {
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Serial.printf("Listing directory: %s\n", dirname);
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File root = fs.open(dirname);
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if (!root) {
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Serial.println("Failed to open directory");
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return;
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}
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if (!root.isDirectory()) {
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Serial.println("Not a directory");
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return;
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}
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File file = root.openNextFile();
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while (file) {
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if (file.isDirectory()) {
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Serial.print(" DIR : ");
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Serial.println(file.name());
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if (levels) {
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listDir(fs, file.path(), levels - 1);
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}
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} else {
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Serial.print(" FILE: ");
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Serial.print(file.name());
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Serial.print(" SIZE: ");
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Serial.println(file.size());
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}
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file = root.openNextFile();
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}
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}
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void setup() {
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delay(200);
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Serial.begin(115200);
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// Configure the SDMMC host
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SD_MMC.setPins(SD_MMC_CLK_PIN, SD_MMC_CMD_PIN, SD_MMC_D0_PIN, SD_MMC_D1_PIN, SD_MMC_D2_PIN, SD_MMC_D3_PIN);
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if (!SD_MMC.begin()) {
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Serial.println("Card Mount Failed");
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return;
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}
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uint8_t cardType = SD_MMC.cardType();
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if (cardType == CARD_NONE) {
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Serial.println("No SD card attached");
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return;
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}
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Serial.println("SD Card initialized successfully.");
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Serial.print("SD_MMC Card Type: ");
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if (cardType == CARD_MMC) {
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Serial.println("MMC");
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} else if (cardType == CARD_SD) {
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Serial.println("SDSC");
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} else if (cardType == CARD_SDHC) {
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Serial.println("SDHC");
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} else {
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Serial.println("UNKNOWN");
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}
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uint64_t cardSize = SD_MMC.cardSize() / (1024 * 1024);
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Serial.printf("SD_MMC Card Size: %lluMB\n", cardSize);
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listDir(SD_MMC, "/", 0);
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}
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void loop() {
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}
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