generated from Template/H563ZI-HAL-CMake-Template
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@@ -289,13 +289,29 @@ void USART3_IRQHandler(void)
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*/
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void UART4_IRQHandler(void)
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{
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/* USER CODE BEGIN UART4_IRQn 0 */
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HAL_UART_IRQHandler(&huart4);
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/* USER CODE END UART4_IRQn 0 */
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HAL_UART_IRQHandler(&huart4);
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/* USER CODE BEGIN UART4_IRQn 1 */
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if (__HAL_UART_GET_FLAG(&huart4, UART_FLAG_IDLE))
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{
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__HAL_UART_CLEAR_IDLEFLAG(&huart4); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>жϱ<D0B6>־
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/* USER CODE END UART4_IRQn 1 */
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// ֹͣDMA
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HAL_UART_DMAStop(&huart4);
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// <20><><EFBFBD><EFBFBD>ʵ<EFBFBD>ʽ<EFBFBD><CABD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD>ݳ<EFBFBD><DDB3><EFBFBD>
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uint16_t len = UART_DMA_RX_BUF_SIZE - __HAL_DMA_GET_COUNTER(huart4.hdmarx);
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ring buffer
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for (uint16_t i = 0; i < len; i++)
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{
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ble_rx_ring.buffer[ble_rx_ring.head] = uart_dma_rx_buf[i];
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ble_rx_ring.head = (ble_rx_ring.head + 1) % RING_BUFFER_SIZE;
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}
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flag = 1;
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>DMA
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HAL_UART_Receive_DMA(&huart4, uart_dma_rx_buf, UART_DMA_RX_BUF_SIZE);
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}
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}
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/* USER CODE BEGIN 1 */
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