Status and Error Codes

Status and Error Codes returned by USB functions. More...

Enumerations
enum	usbdRequestStatus {   usbdRequestNotProcessed = 0U ,   usbdRequestOK ,   usbdRequestStall ,   usbdRequestNAK }
	USB Device Custom Class API enumerated constants. More...
enum	usbStatus {   usbOK = 0U ,   usbTimeout ,   usbInvalidParameter ,   usbThreadError = 0x10U ,   usbTimerError ,   usbSemaphoreError ,   usbMutexError ,   usbControllerError = 0x20U ,   usbDeviceError ,   usbDriverError ,   usbDriverBusy ,   usbMemoryError ,   usbNotConfigured ,   usbClassErrorADC ,   usbClassErrorCDC ,   usbClassErrorHID ,   usbClassErrorMSC ,   usbClassErrorCustom ,   usbUnsupportedClass ,   usbTransferStall = 0x40U ,   usbTransferError ,   usbUnknownError = 0xFFU }
	Status code values returned by USB library functions. More...

Description

Status and Error Codes returned by USB functions.

The Status and Error Codes section lists all the return values that the USB Component functions will return.

Enumeration Type Documentation

usbdRequestStatus

enum usbdRequestStatus

USB Device Custom Class API enumerated constants.

Enumerator
usbdRequestNotProcessed	Request not processed.
usbdRequestOK	Request processed and OK.
usbdRequestStall	Request processed but unsupported.
usbdRequestNAK	Request processed but busy.

usbStatus

enum usbStatus

Status code values returned by USB library functions.

Enumerator
usbOK	Function completed with no error.
usbTimeout	Function completed; time-out occurred.
usbInvalidParameter	Invalid Parameter error: a mandatory parameter was missing or specified an incorrect object.
usbThreadError	CMSIS-RTOS Thread creation/termination failed.
usbTimerError	CMSIS-RTOS Timer creation/deletion failed.
usbSemaphoreError	CMSIS-RTOS Semaphore creation failed.
usbMutexError	CMSIS-RTOS Mutex creation failed.
usbControllerError	Controller does not exist.
usbDeviceError	Device does not exist.
usbDriverError	Driver function produced error.
usbDriverBusy	Driver function is busy.
usbMemoryError	Memory management function produced error.
usbNotConfigured	Device is not configured (is connected)
usbClassErrorADC	Audio Device Class (ADC) error (no device or device produced error)
usbClassErrorCDC	Communication Device Class (CDC) error (no device or device produced error)
usbClassErrorHID	Human Interface Device (HID) error (no device or device produced error)
usbClassErrorMSC	Mass Storage Device (MSC) error (no device or device produced error)
usbClassErrorCustom	Custom device Class (Class) error (no device or device produced error)
usbUnsupportedClass	Unsupported Class.
usbTransferStall	Transfer handshake was stall.
usbTransferError	Transfer error or transfer aborted.
usbUnknownError	Unspecified USB error.