The DMA error is a DMA bus error. This part of the code creates the DMA error code. See the arrow <--- HERE! /* ETH DMA Error */ if (__HAL_ETH_DMA_GET_IT(heth, ETH_DMASR_AIS)) { if (__HAL_ETH_DMA_GET_IT_SOURCE(heth, ETH_DMAIER_AISE)) {...
STM32CubeMX 可以方便的配置芯片自带的 ETH MAC ，可以配置 LwIP ，在 LwIP 中还可以选择一些 ETH ...
stm32 以太网发送一段时间后发送描述符状态一直为DMA拥有,造成以太网发送停止,发送过程中什么原因会造成描述符一直为DMA拥有;(发送接收同时进行,接收为中断接收) `` if ((DMATxDescToSet->Status & ETH_DMATxDesc_OWN) != (u32)RESET) { return ETH_ERROR; }...
SET_BIT(dmarxdesc->DESC3, ETH_DMARXNDESCRF_IOC);//描述符都给了ETH居然还要修改 } 这是stm32...
ETH_PromiscuousMode = ETH_PromiscuousMode_Disable; //混杂模式,启用帧过滤 ETH_InitStructure.ETH_MulticastFramesFilter = ETH_MulticastFramesFilter_Perfect; //过滤器正常工作,不传送控制帧 ETH_InitStructure.ETH_UnicastFramesFilter = ETH_UnicastFramesFilter_Perfect; //单播帧目的地址完美过滤 /* DMA ETH_DMA...
if the checksum is OK the DMA can handle the frame otherwise the frame is dropped */ /*丢弃校验错误帧不执行(因为未进行硬件校验)*/ ETH_InitStructure.ETH_DropTCPIPChecksumErrorFrame = ETH_DropTCPIPChecksumErrorFrame_Disable; ETH_InitStructure.ETH_ReceiveStoreForward = ETH_ReceiveStoreForward_Disabl...
if((READ_BIT(dmatxdesc->DESC3, ETH_DMATXNDESCWBF_OWN) == ETH_DMATXNDESCWBF_OWN) || (dmatxdesclist->PacketAddress[descidx] != NULL)) { return HAL_ETH_ERROR_BUSY; } /***/ /*** Context descriptor configuration (Optional) ***/ /***...
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>Instance->DMAMR, ETH_DMAMR_SWR) > 0U) { if (((HAL_GetTick() - tickstart) > ETH_SWRESET_TIMEOUT)) { /* Set Error Code */ heth->ErrorCode = HAL_ETH_ERROR_TIMEOUT; /* Set State as Error */ heth->gState = HAL_ETH_STATE_ERROR; /* Return Erro...
if the checksum is OK the DMA can handle the frame otherwise the frame is dropped*//*丢弃校验错误帧不执行(因为未进行硬件校验)*/ETH_InitStructure.ETH_DropTCPIPChecksumErrorFrame=ETH_DropTCPIPChecksumErrorFrame_Disable; ETH_InitStructure.ETH_ReceiveStoreForward= ETH_ReceiveStoreForward_Disable;//接收...