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DMA发送传参 #1

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@zhouceo

为什么在函数HAL_UART_IDLECallback()中HAL_UART_Receive_DMA(huart, usart1_buf.RxBuff, USART1_RX_LEN);传参,传的是USART1_RX_LEN,而不是usart1_buf.RxSize?还有这个代码在哪个文件里使能的UART_IT_IDLE中断?我没有找到啊

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