C++ SdFile::ls方法代码示例

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

  PgmPrint("Free RAM: ");
  //Serial.println(FreeRam());  

  // initialize the SD card at SPI_HALF_SPEED to avoid bus errors with
  // breadboards.  use SPI_FULL_SPEED for better performance.
  pinMode(10, OUTPUT);                       // set the SS pin as an output (necessary!)
  digitalWrite(10, HIGH);                    // but turn off the W5100 chip!

  if (!card.init(SPI_HALF_SPEED, 4)) error("card.init failed!");

  // initialize a FAT volume
  if (!volume.init(&card)) error("vol.init failed!");

  PgmPrint("Volume is FAT");
  //Serial.println(volume.fatType(),DEC);
  //Serial.println();

  if (!root.openRoot(&volume)) error("openRoot failed");

  // list file in root with date and size
  PgmPrintln("Files found in root:");
  root.ls(LS_DATE | LS_SIZE);
  //Serial.println();

  // Recursive list of all directories
  PgmPrintln("Files found in all dirs:");
  root.ls(LS_R);

  //Serial.println();
  PgmPrintln("Done");

  // Debugging complete, we start the server!
  Ethernet.begin(mac, ip);
  server.begin();
  
  // Start up the temperature library
  sensorsa.begin();
  sensorsb.begin();
  sensorsc.begin();
  sensorsd.begin();
  
  setTime(0); // start the clock
  time33mins = time60mins = now();

}

int App::run()
{
    if (!card.init(SPI_HALF_SPEED, 4))
    {
        Serial.puts("initialization failed. Things to check:\r\n");
        Serial.puts("* is a card is inserted?\r\n");
        Serial.puts("* Is your wiring correct?\r\n");
        Serial.puts("* did you change the chipSelect pin to match your shield or module?\r\n");
        return 0;
    }
    else
    {
        Serial.puts("Wiring is correct and a card is present.\r\n");
    }

    Serial.puts("\r\nCard type: ");
    switch(card.type())
    {
    case SD_CARD_TYPE_SD1:
        Serial.puts("SD1\r\n");
        break;
    case SD_CARD_TYPE_SD2:
        Serial.puts("SD2\r\n");
        break;
    case SD_CARD_TYPE_SDHC:
        Serial.puts("SDHC\r\n");
        break;
    default:
        Serial.puts("Unknown\r\n");
    }

    if (!volume.init(card))
    {
        Serial.puts("Could not find FAT16/FAT32 partition.\r\n");
        Serial.puts("Make sure you've formatted the card\r\n");
        return 0;
    }

    uint32_t volumesize;
    Serial.printf("\r\nVolume type is FAT%u\r\n", volume.fatType());
    volumesize = volume.blocksPerCluster();
    volumesize *= volume.clusterCount();
    volumesize *= 512;
    Serial.printf("Volume size (bytes): %u\r\n", volumesize);
    volumesize /= 1024;
    Serial.printf("Volume size (Kbytes): %u\r\n");
    volumesize /= 1024;
    Serial.printf("Volume size (Mbytes): %u\r\n");
    Serial.puts("\r\nFiles found on the card (name, date and size in bytes): \r\n");
    root.openRoot(volume);
    root.ls(LS_R | LS_DATE | LS_SIZE, 0, Serial);
    while (true) { }
    return 0;
}

void setup() {


  Serial.begin(9600);

  pinMode(greenLEDandBEEP, OUTPUT);
  pinMode(redLEDpin, OUTPUT);

  PgmPrint("Free RAM: ");
  Serial.println(FreeRam());  

  pinMode(10, OUTPUT);              
  digitalWrite(10, HIGH);              

  if (!card.init(SPI_HALF_SPEED, 4)) error("card.init failed!");

  if (!volume.init(&card)) error("vol.init failed!");

  PgmPrint("Volume is FAT");
  Serial.println(volume.fatType(),DEC);
  Serial.println();

  if (!root.openRoot(&volume)) error("openRoot failed");

  PgmPrintln("Files found in root:");
  root.ls(LS_DATE | LS_SIZE);
  Serial.println();

  PgmPrintln("Files found in all dirs:");
  root.ls(LS_R);

  Serial.println();
  PgmPrintln("Done");

  Ethernet.begin(mac, ip);
  server.begin();
}

void printCardInfo() {
    Serial.print(F("Data logging is "));
    if (disableLogging) {
        Serial.println(F("DISABLED"));
    } else {
        Serial.println(F("ENABLED"));
    }
    Serial.println();

    Serial.print("\nCard type: ");
    switch (card.type()) {
        case SD_CARD_TYPE_SD1:
            Serial.println("SD1");
            break;
        case SD_CARD_TYPE_SD2:
            Serial.println("SD2");
            break;
        case SD_CARD_TYPE_SDHC:
            Serial.println("SDHC");
            break;
        default:
            Serial.println("Unknown");
    }

    Serial.print("\nVolume type is FAT");
    Serial.println(volume.fatType(), DEC);

    unsigned long volumesize;
    volumesize = volume.blocksPerCluster();
    volumesize *= volume.clusterCount();
    volumesize /= 2;
    volumesize /= 1024;
    Serial.print("Volume size: ");
    Serial.print(volumesize, DEC);
    Serial.println("MB");

    Serial.println("name\tdate\tsize");
    root.ls(LS_R | LS_DATE | LS_SIZE);
    Serial.println();
}

void setup()
{
  Serial.begin(BPS_115200);
  PgmPrintln("Type any character to start");
  while (!Serial.available());

  Serial.print("\nInitializing SD card...");
  // On the Ethernet Shield, CS is pin 4. It's set as an output by default.
  // Note that even if it's not used as the CS pin, the hardware SS pin 
  // (10 on most Arduino boards, 53 on the Mega) must be left as an output 
  // or the SD library functions will not work. 
  //pinMode(10, OUTPUT);     // change this to 53 on a mega


  // we'll use the initialization code from the utility libraries
  // since we're just testing if the card is working!
  if (!card.init(SPI_HALF_SPEED, chipSelect)) {
    Serial.println("initialization failed. Things to check:");
    Serial.println("* is a card is inserted?");
    Serial.println("* Is your wiring correct?");
    Serial.println("* did you change the chipSelect pin to match your shield or module?");
    return;
  } else {
   Serial.println("Wiring is correct and a card is present."); 
  }

  // print the type of card
  Serial.print("\nCard type: ");
  switch(card.type()) {
    case SD_CARD_TYPE_SD1:
      Serial.println("SD1");
      break;
    case SD_CARD_TYPE_SD2:
      Serial.println("SD2");
      break;
    case SD_CARD_TYPE_SDHC:
      Serial.println("SDHC");
      break;
    default:
      Serial.println("Unknown");
  }

  // Now we will try to open the 'volume'/'partition' - it should be FAT16 or FAT32
  if (!volume.init(card)) {
    Serial.println("Could not find FAT16/FAT32 partition.\nMake sure you've formatted the card");
    return;
  }


  // print the type and size of the first FAT-type volume
  uint32_t volumesize;
  Serial.print("\nVolume type is FAT");
  Serial.println(volume.fatType(), DEC);
  Serial.println();
  
  volumesize = volume.blocksPerCluster();    // clusters are collections of blocks
  volumesize *= volume.clusterCount();       // we'll have a lot of clusters
  volumesize *= 512;                            // SD card blocks are always 512 bytes
  Serial.print("Volume size (bytes): ");
  Serial.println(volumesize);
  Serial.print("Volume size (Kbytes): ");
  volumesize /= 1024;
  Serial.println(volumesize);
  Serial.print("Volume size (Mbytes): ");
  volumesize /= 1024;
  Serial.println(volumesize);

  
  Serial.println("\nFiles found on the card (name, date and size in bytes): ");
  root.openRoot(volume);
  
  // list all files in the card with date and size
  root.ls(LS_R | LS_DATE | LS_SIZE);
}

void handleConsoleInput() {
    uint8_t retval;
	uint8_t index=0;
	uint8_t ch='0';
	SdFile finger;
    
    switch (console.keyValue()) {
        case _DIR_:
			console.printf("SOD:\r\n");
            root.ls(LS_DATE | LS_SIZE);
 			console.printf("EOD:\r\n");
			break;
        case _LSV_:
			console.printf("LSV:" BOM_VERSION "\r\n");
			break;
        case _TYP_:  
            typeFile(console.arguments());
            break;
        case _NSC_:  
			console.printf("SOD:\r\n");
			retval=networkScan();
			console.printf("EOD:\r\n");
            console.printf("\nDBG: found=%d\r\n",retval);
            break;
        case _NJN_:  
			//console.printf("SOD:\r\n");
			retval=networkJoin(console.arguments());
			//console.printf("EOD:\r\n");
            console.printf("\nDBG: joined=%s\r\n",retval?"TRUE":"FALSE");
            break;
        case _NPW_:  
			//console.printf("SOD:\r\n");
			retval=networkSetPassword(console.arguments());
			//console.printf("EOD:\r\n");
            console.printf("\nDBG: pwd set=%s\r\n",retval?"TRUE":"FALSE");
            break;
        case _NST_:  
			retval=networkStatus();
            console.printf("NST: %s\r\n",retval?"CONNECTED":"NOT CONNECTED");
            break;
		case _FMT_: // there really should be some REALLY do you mean this here but.....
			root.openRoot(&volume);
			if (finger.open(&root, ".", O_WRITE|O_READ)) {
				console.printf("\nDBG: Opened / \r\n");
				finger.rmRfStar();
			} else {
				console.printf("\nDBG: FAIL \r\n");
			}	
			break;
            
		case _TPT_:
			toPachube(1, console.arguments());
			break;
        case _TX2_:
            radio.printf("%s",console.arguments());
            index=0;
            // delay(1000);
            while (radio.available()) {
                inBuffer[index++]=ch=radio.read();
				if( index>= 99 || ((ch== '\n') || ch !='\r')) {
					inBuffer[index]='\0';
					console.puts(inBuffer);
					index=0; 
					delay(100);
				}
            } 
            inBuffer[index]='\0';
            console.puts(inBuffer);
			console.puts((char *) "\r\n");
            break;
// set to one to test output for.
#if 1
        case _TS1_: toPachube(0, console.arguments()); break;
        case _TS2_: toPachube(1, console.arguments()); break;
        case _TS3_: toPachube(2, console.arguments()); break;
        case _TS4_: toPachube(3, console.arguments()); break;
        case _TS5_: toPachube(4, console.arguments()); break;
        case _FAN_: toPachube(5, console.arguments()); break;
        case _CHL_: toPachube(6, console.arguments()); break;
        case _STC_: toPachube(7, console.arguments()); break;
#endif			

        case _PKY_:
            strncpy(pachubeKey, console.arguments(), MAX_PATCHUBE_KEY_LENGHT-1);
            stripcrlf(pachubeKey);
            break;
        case _PFD_:
            strncpy(pachubeFeed, console.arguments(), MAX_PATCHUBE_FEED_LENGHT-1);
            stripcrlf(pachubeFeed);
            break;
        case _SGT_ :
            readSettings();
            break;
        case _SSV_ :
            writeSettings();
            break;
            
        default:
            console.printf("DBG: forwarding (%s) to device\r\n",console.key());
            device.puts(console.line());
//.........这里部分代码省略.........

void setup()
{
  Serial.begin(115200);
  while (!Serial.available());

  Serial.print("\nInitializing SD card...");
  
  // we'll use the initialization code from the utility libraries
  // since we're just testing if the card is working!
  // Initialize HARDWARE SPI with user defined chipSelect
  if (!card.init(SPI_HALF_SPEED, chipSelect)) {

  // Initialize SOFTWARE SPI (uncomment and comment out above line to use)
//  if (!card.init(mosiPin, misoPin, clockPin, chipSelect)) {
    Serial.println("initialization failed. Things to check:");
    Serial.println("* is a card is inserted?");
    Serial.println("* Is your wiring correct?");
    Serial.println("* did you change the chipSelect pin to match your shield or module?");
    return;
  } else {
   Serial.println("Wiring is correct and a card is present."); 
  }

  // print the type of card
  Serial.print("\nCard type: ");
  switch(card.type()) {
    case SD_CARD_TYPE_SD1:
      Serial.println("SD1");
      break;
    case SD_CARD_TYPE_SD2:
      Serial.println("SD2");
      break;
    case SD_CARD_TYPE_SDHC:
      Serial.println("SDHC");
      break;
    default:
      Serial.println("Unknown");
  }

  // Now we will try to open the 'volume'/'partition' - it should be FAT16 or FAT32
  if (!volume.init(card)) {
    Serial.println("Could not find FAT16/FAT32 partition.\nMake sure you've formatted the card");
    return;
  }

  // print the type and size of the first FAT-type volume
  uint32_t volumesize;
  Serial.print("\nVolume type is FAT");
  Serial.println(volume.fatType(), DEC);
  Serial.println();
  
  volumesize = volume.blocksPerCluster();    // clusters are collections of blocks
  volumesize *= volume.clusterCount();       // we'll have a lot of clusters
  volumesize *= 512;                         // SD card blocks are always 512 bytes
  Serial.print("Volume size (bytes): ");
  Serial.println(volumesize);
  Serial.print("Volume size (Kbytes): ");
  volumesize /= 1024;
  Serial.println(volumesize);
  Serial.print("Volume size (Mbytes): ");
  volumesize /= 1024;
  Serial.println(volumesize);

  Serial.println("\nFiles found on the card (name, date and size in bytes): ");
  root.openRoot(volume);
  
  // list all files in the card with date and size
  root.ls(LS_R | LS_DATE | LS_SIZE);
}