public static Task <TransferResult> GetStatusAsync(this IUsbDevice usbDevice)
=> usbDevice.PerformControlTransferAsync(new SetupPacket
(
requestType: new UsbDeviceRequestType(
RequestDirection.In,
RequestType.Class,
RequestRecipient.Interface),
request: DFU_GETSTATUS,
length: GetStatusPacketLength
));
public static Task ClearStatusAsync(this IUsbDevice usbDevice)
=> usbDevice.PerformControlTransferAsync(new SetupPacket
(
requestType: new UsbDeviceRequestType(
RequestDirection.In,
RequestType.Class,
RequestRecipient.Interface),
request: DFU_CLEARSTATUS,
length: 0
));
public static Task <TransferResult> SendDownloadRequestAsync(this IUsbDevice usbDevice)
// buffer: set address pointer command (0x21), address pointer (0x08000000)
=> usbDevice.PerformControlTransferAsync(new SetupPacket
(
requestType: new UsbDeviceRequestType(
RequestDirection.Out,
RequestType.Class,
RequestRecipient.Interface),
request: DFU_DNLOAD,
length: (ushort)DownloadRequestBuffer.Length
), DownloadRequestBuffer);