20 #if defined( USB_PRESENT ) && ( USB_COUNT == 1 ) 
   22 #if defined( USB_HOST ) 
   30 extern USBH_Hc_TypeDef                  hcs[];
 
   31 extern int                              USBH_attachRetryCount;
 
   32 extern const USBH_AttachTiming_TypeDef  USBH_attachTiming[];
 
   34 extern volatile USBH_PortState_TypeDef  USBH_portStatus;
 
   40 #if defined( USB_RAW_API ) 
   41 int USBH_CtlRxRaw( uint8_t pid, 
USBH_Ep_TypeDef *ep, 
void *data, 
int byteCount );
 
   42 int USBH_CtlTxRaw( uint8_t pid, 
USBH_Ep_TypeDef *ep, 
void *data, 
int byteCount );
 
   49 __STATIC_INLINE uint16_t USBH_GetFrameNum( 
void )
 
   51   return USBHHAL_GetFrameNum();
 
   54 __STATIC_INLINE 
bool USBH_FrameNumIsEven( 
void )
 
   56   return ( USBHHAL_GetFrameNum() & 1 ) == 0;
 
USB Host stack initialization structure. 
 
CMSIS Cortex-M Peripheral Access Layer for Silicon Laboratories microcontroller devices. 
 
USB_Status_TypeDef
USB transfer status enumerator. 
 
USB protocol stack library API for EFM32/EZR32. 
 
USB HOST endpoint status data.