4.6.27.4 Enumerations

enum USB_ENDPOINT_enum { CONTROL = 0, ISOCHRONOUS = 1, BULK = 2, INTERRUPT = 3, DISABLED = 0xff }

Defines labels for the different endpoint types as per the USB 2.0 base specification.

enum USB_TRANSFER_STATUS_enum { USB_PIPE_TRANSFER_OK = 0, USB_PIPE_TRANSFER_BUSY = 1, USB_PIPE_TRANSFER_ABORTED = 2, USB_PIPE_TRANSFER_ERROR = 3 }

Defines the possible states of a configured transfer.

enum USB_CONTROL_STATUS_enum { USB_CONTROL_SETUP = 0, USB_CONTROL_DATA_OUT = 1, USB_CONTROL_DATA_IN = 2, USB_CONTROL_ZLP = 3, USB_CONTROL_STALL_REQ = 4 }

Defines the possible states of a configured control transfer.

enum USB_DEVICE_CLASS_enum { USB_NO_DEVICE_CLASS = 0x00, USB_AUDIO_DEVICE_CLASS = 0x01, USB_CDC_DEVICE_CLASS = 0x02, USB_HID_DEVICE_CLASS = 0x03, USB_PHYSICAL_DEVICE_CLASS = 0x05, USB_IMAGE_DEVICE_CLASS = 0x06, USB_PRINTER_DEVICE_CLASS = 0x07, USB_MASS_STORAGE_DEVICE_CLASS = 0x08, USB_HUB_DEVICE_CLASS = 0x09, USB_CDC_DATA_DEVICE_CLASS = 0x0A, USB_SMART_CARD_DEVICE_CLASS = 0x0B, USB_CONTENT_SECURITY_DEVICE_CLASS = 0x0D, USB_VIDEO_DEVICE_CLASS = 0x0E, USB_PERSONAL_HEALTHCARE_DEVICE_CLASS = 0x0F, USB_AUDIO_VIDEO_DEVICE_CLASS = 0x10, USB_BILLBOARD_DEVICE_CLASS = 0x11, USB_TYPE_C_BRIDGE_DEVICE_CLASS = 0x12, USB_BULK_DISPLAY_PROTOCOL_DEVICE_CLASS = 0x13, USB_MCTP_DEVICE_CLASS = 0x14, USB_I3C_DEVICE_CLASS = 0x3C, USB_DIAGNOSTIC_DEVICE_CLASS = 0xDC, USB_WIRELESS_DEVICE_CLASS = 0xE0, USB_MISC_DEVICE_CLASS = 0xEF, USB_APPLICATION_DEVICE_CLASS = 0xFE, USB_VENDOR_DEVICE_CLASS = 0xFF }

enum USB_REQUEST_DIR_enum { USB_REQUEST_DIR_OUT = 0, USB_REQUEST_DIR_IN = 1 }

Standard USB enumeration used by setup requests.

enum USB_REQUEST_TYPE_enum { USB_REQUEST_TYPE_STANDARD = 0, USB_REQUEST_TYPE_CLASS = 1, USB_REQUEST_TYPE_VENDOR = 2 }

USB request types (bmRequestType).

enum USB_REQUEST_RECIPIENT_enum { USB_REQUEST_RECIPIENT_DEVICE = 0, USB_REQUEST_RECIPIENT_INTERFACE = 1, USB_REQUEST_RECIPIENT_ENDPOINT = 2, USB_REQUEST_RECIPIENT_OTHER = 3 }

USB recipient codes (bmRequestType).

enum USB_REQUEST_ID_enum { USB_REQUEST_GET_STATUS = 0, USB_REQUEST_CLEAR_FEATURE = 1, USB_REQUEST_SET_FEATURE = 3, USB_REQUEST_SET_ADDRESS = 5, USB_REQUEST_GET_DESCRIPTOR = 6, USB_REQUEST_SET_DESCRIPTOR = 7, USB_REQUEST_GET_CONFIGURATION = 8, USB_REQUEST_SET_CONFIGURATION = 9, USB_REQUEST_GET_INTERFACE = 10, USB_REQUEST_SET_INTERFACE = 11, USB_REQUEST_SYNCH_FRAME = 12 }

Standard USB requests (bRequest).

enum USB_DESCRIPTOR_TYPE_enum { USB_DESCRIPTOR_TYPE_DEVICE = 1, USB_DESCRIPTOR_TYPE_CONFIGURATION = 2, USB_DESCRIPTOR_TYPE_STRING = 3, USB_DESCRIPTOR_TYPE_INTERFACE = 4, USB_DESCRIPTOR_TYPE_ENDPOINT = 5, USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER = 6, USB_DESCRIPTOR_TYPE_OTHER_SPEED_CONFIGURATION = 7, USB_DESCRIPTOR_TYPE_INTERFACE_POWER = 8, USB_DESCRIPTOR_TYPE_IAD = 11, USB_DESCRIPTOR_TYPE_BOS = 15, USB_DESCRIPTOR_TYPE_DEVICE_CAPABILITY = 16, USB_DESCRIPTOR_TYPE_CLASS = 0x20, USB_DESCRIPTOR_TYPE_VENDOR = 0x40 }

Standard USB descriptor types.