HAL
USB_EPTypeDef::xfer_count is only used within HAL.
 
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CodeScopeSTM32 Libraries and SamplesHALUSB_EPTypeDef::xfer_count

USB_EPTypeDef::xfer_count field

Partial transfer length in case of multi packet transfer

Syntax

uint32_t xfer_count;

References

LocationReferrerText
stm32f4xx_ll_usb.h:158
uint32_t xfer_count; /*!< Partial transfer length in case of multi packet transfer */
stm32f4xx_hal_pcd.c:1115HAL_PCD_IRQHandler()
ep->xfer_count += (RegVal & USB_OTG_GRXSTSP_BCNT) >> 4;
stm32f4xx_hal_pcd.c:1121HAL_PCD_IRQHandler()
ep->xfer_count += (RegVal & USB_OTG_GRXSTSP_BCNT) >> 4;
stm32f4xx_hal_pcd.c:1900HAL_PCD_EP_Receive()
ep->xfer_count = 0U;
stm32f4xx_hal_pcd.c:1922HAL_PCD_EP_GetRxCount()
return hpcd->OUT_ep[ep_addr & EP_ADDR_MSK].xfer_count;
stm32f4xx_hal_pcd.c:1941HAL_PCD_EP_Transmit()
ep->xfer_count = 0U;
stm32f4xx_hal_pcd.c:2192PCD_WriteEmptyTxFifo()
if (ep->xfer_count > ep->xfer_len)
stm32f4xx_hal_pcd.c:2197PCD_WriteEmptyTxFifo()
len = ep->xfer_len - ep->xfer_count;
stm32f4xx_hal_pcd.c:2207PCD_WriteEmptyTxFifo()
(ep->xfer_count < ep->xfer_len) && (ep->xfer_len != 0U))
stm32f4xx_hal_pcd.c:2210PCD_WriteEmptyTxFifo()
len = ep->xfer_len - ep->xfer_count;
stm32f4xx_hal_pcd.c:2222PCD_WriteEmptyTxFifo()
ep->xfer_count += len;
stm32f4xx_hal_pcd.c:2225PCD_WriteEmptyTxFifo()
if (ep->xfer_len <= ep->xfer_count)
stm32f4xx_hal_pcd.c:2277PCD_EP_OutXfrComplete_int()
ep->xfer_count = ep->xfer_size - (USBx_OUTEP(epnum)->DOEPTSIZ & USB_OTG_DOEPTSIZ_XFRSIZ);
stm32f4xx_hal_pcd.c:2288PCD_EP_OutXfrComplete_int()
ep->xfer_buff += ep->xfer_count;

Data Use

Functions writing USB_EPTypeDef::xfer_count
Functions reading USB_EPTypeDef::xfer_count
all items filtered out
USB_EPTypeDef::xfer_count
all items filtered out
Type of USB_EPTypeDef::xfer_count
USB_EPTypeDef::xfer_count
uint32_t
all items filtered out