USB_EPTypeDef::maxpacket - syntax, references, description

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uint32_t maxpacket; /*!< Endpoint Max packet size

stm32f4xx_ll_usb.h:151

hpcd->IN_ep[i].maxpacket = 0U;

stm32f4xx_hal_pcd.c:212

HAL_PCD_Init()

hpcd->OUT_ep[i].maxpacket = 0U;

stm32f4xx_hal_pcd.c:223

HAL_PCD_Init()

hpcd->IN_ep[epnum].xfer_buff += hpcd->IN_ep[epnum].maxpacket;

stm32f4xx_hal_pcd.c:1225

HAL_PCD_IRQHandler()

ep->maxpacket = ep_mps;

stm32f4xx_hal_pcd.c:1832

HAL_PCD_EP_Open()

if (len > ep->maxpacket)

stm32f4xx_hal_pcd.c:2199

PCD_WriteEmptyTxFifo()

len = ep->maxpacket;

stm32f4xx_hal_pcd.c:2201

PCD_WriteEmptyTxFifo()

if (len > ep->maxpacket)

stm32f4xx_hal_pcd.c:2212

PCD_WriteEmptyTxFifo()

len = ep->maxpacket;

stm32f4xx_hal_pcd.c:2214

PCD_WriteEmptyTxFifo()

USBx_INEP(epnum)->DIEPCTL |= (ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ) |

stm32f4xx_ll_usb.c:609

USB_ActivateEndpoint()

USBx_OUTEP(epnum)->DOEPCTL |= (ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ) |

stm32f4xx_ll_usb.c:621

USB_ActivateEndpoint()

USBx_INEP(epnum)->DIEPCTL |= (ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ) |

stm32f4xx_ll_usb.c:646

USB_ActivateDedicatedEndpoint()

USBx_OUTEP(epnum)->DOEPCTL |= (ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ) |

stm32f4xx_ll_usb.c:658

USB_ActivateDedicatedEndpoint()

if (ep->xfer_len > ep->maxpacket)

stm32f4xx_ll_usb.c:792

USB_EPStartXfer()

ep->xfer_len = ep->maxpacket;

stm32f4xx_ll_usb.c:794

USB_EPStartXfer()

(((ep->xfer_len + ep->maxpacket - 1U) / ep->maxpacket) << 19));

stm32f4xx_ll_usb.c:802

USB_EPStartXfer()

ep->xfer_len = ep->maxpacket;

stm32f4xx_ll_usb.c:877

USB_EPStartXfer()

ep->xfer_size = ep->maxpacket;

stm32f4xx_ll_usb.c:881

USB_EPStartXfer()

USBx_OUTEP(epnum)->DOEPTSIZ |= (USB_OTG_DOEPTSIZ_XFRSIZ & ep->maxpacket);

stm32f4xx_ll_usb.c:890

USB_EPStartXfer()

pktcnt = (uint16_t)((ep->xfer_len + ep->maxpacket - 1U) / ep->maxpacket);

stm32f4xx_ll_usb.c:895

USB_EPStartXfer()

ep->xfer_size = ep->maxpacket * pktcnt;

stm32f4xx_ll_usb.c:896

USB_EPStartXfer()

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Data Use

from 0/1 examples

USB_EPTypeDef::maxpacket is written by 2 functions and is read by 5 functions:

HAL_PCD_Init()

HAL_PCD_EP_Open()

USB_EPTypeDef::maxpacket

USB_ActivateEndpoint()

USB_ActivateDedicatedEndpoint()

USB_EPStartXfer()

HAL_PCD_IRQHandler()

PCD_WriteEmptyTxFifo()

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USB_EPTypeDef::maxpacket field

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