private void Test()
{
Debug.Print("Program started - memory = " + Debug.GC(false));
var isInserted = Mainboard.IsSDCardInserted;
var isMounted = Mainboard.IsSDCardMounted;
if (!isMounted)
{
Mainboard.MountStorageDevice(@"SD");
}
var mb = Mainboard;
var sd = mb.SDCardStorageDevice;
var vi = sd.Volume;
//vi.Format("FAT", 0, "TEST", true);
vi.Refresh();
var totalSize = vi.TotalSize;
var freeSpace = vi.TotalFreeSpace;
Debug.Print("totalSize = " + totalSize);
Debug.Print("freeSpace = " + freeSpace);
for (var preAlloc = 20000; preAlloc < 40000; preAlloc += 1000)
{
Thread.Sleep(250);
Debug.GC(true);
RunTests(preAlloc);
}
}
/// <summary>Attempts to mount the card.</summary>
/// <returns>Whether or not the card was successfully mounted.</returns>
public bool Mount()
{
if (this.IsCardMounted)
{
throw new InvalidOperationException("The card is already mounted.");
}
return(Mainboard.MountStorageDevice("SD"));
}
/// <summary>Attempts to mount the mass storage device.</summary>
/// <returns>Whether or not the mass storage device was successfully mounted.</returns>
public bool MountMassStorage()
{
if (this.IsMassStorageMounted)
{
throw new InvalidOperationException("The mass storage is already mounted.");
}
if (!this.IsMassStorageConnected)
{
throw new InvalidOperationException("There is no mass storage device connected.");
}
return(Mainboard.MountStorageDevice("USB"));
}
//
// SD Card
//
private void SDCardTest()
{
Debug.Print("MEM: " + Debug.GC(false));
string[] vols = Mainboard.GetStorageDeviceVolumeNames();
foreach (string vol in vols)
{
Debug.Print("volume: " + vol);
bool result = Mainboard.MountStorageDevice(vol);
Debug.Print("mounted: " + result);
}
Debug.Print("MEM: " + Debug.GC(false));
VolumeInfo[] volInfos = VolumeInfo.GetVolumes();
foreach (VolumeInfo volInfo in volInfos)
{
Thread.Sleep(50);
Debug.Print("MEM: " + Debug.GC(false));
string rootDir = volInfo.RootDirectory;
Debug.Print("root dir: " + rootDir);
string[] fileNames = Directory.GetFiles(rootDir);
foreach (string fileName in fileNames)
{
Thread.Sleep(50);
Debug.Print("MEM: " + Debug.GC(false));
Debug.Print("file name: " + fileName);
String filePath = Path.Combine(rootDir, fileName);
Debug.Print("file path: " + fileName);
Thread.Sleep(50);
Debug.Print("MEM: " + Debug.GC(false));
string fileText = GetFileText(filePath);
Debug.Print(">>>");
Debug.Print(fileText);
Debug.Print("<<<");
}
}
Debug.Print("Program Started");
}
/// <summary>
/// Attempts to mount the file system of a non-volatile memory card
/// and create a <see cref="T:Microsoft.Gadgeteer.StorageDevice"/> object
/// associated with the card.
/// </summary>
/// <remarks>
/// <para>
/// Use <see cref="MountSDCard"/> and <see cref="UnmountSDCard"/>
/// to manually mount and dismount the file system on the non-volatile memory card.
/// </para>
/// <para>
/// If you call this method when there is no memory card inserted into the
/// slot, or the card is already mounted, this method has no effect.
/// </para>
/// <para>
/// For more information on when you need to use this method, see <see cref="SDCard"/>.
/// </para>
/// </remarks>
public void MountSDCard()
{
if (!IsCardMounted)
{
try
{
//_storage = new PersistentStorage("SD");
//_storage.Mount();
Mainboard.MountStorageDevice("SD");
IsCardMounted = true;
Thread.Sleep(500);
}
catch
{
ErrorPrint("Error mounting SD card - no card detected.");
}
}
}
