About Sjun.1

Sjun.1 · 2020-06-05

1) FDCAN init is loopback mode, the config as follow: /* USER CODE BEGIN FDCAN1_Init 0 */ /* USER CODE END FDCAN1_Init 0 */ /* USER CODE BEGIN FDCAN1_Init 1 */ HAL_FDCAN_DeInit(&hfdcan1); /* USER CODE END FDCAN1_Init 1 */ hfdcan1.Instance = FDCAN1; h...

Sjun.1 · 2020-06-07

Hi, anyone would help us ?

Sjun.1 · 2020-06-05

Hi, thanks for your anwser firstly. In the beginning, we try to send one packet and receive packet in the normal mode, then find the erorr. So we try only to send without receive in the loopback mode, but this probelm is still on.

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when the STM32H743V uses the api function "HAL_FDCAN_AddMessageToTxFifoQ ", ocassionally the return value is 0x200 that means "HAL_FDCAN_ERROR_FIFO_FULL".

Re: when the STM32H743V uses the api function "HAL_FDCAN_AddMessageToTxFifoQ ", ocassionally the return value is 0x200 that means "HAL_FDCAN_ERROR_FIFO_FULL".

Re: when the STM32H743V uses the api function "HAL_FDCAN_AddMessageToTxFifoQ ", ocassionally the return value is 0x200 that means "HAL_FDCAN_ERROR_FIFO_FULL".