The UART-DMA in z-stack,because there is no DMA-counter that counts how many data has been transmit,the _hal_uart_dma have to set 2-byte transmit.By this way,when Uart Buffer is overflow,the uart-RX will crash.
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The UART-DMA in z-stack,because there is no DMA-counter that counts how many data has been transmit,the _hal_uart_dma have to set 2-byte transmit.By this way,when Uart Buffer is overflow,the uart-RX will crash.
Hi Aries,
Thanks for the feedback. In order to understand this properly can you please describe the issue in more detail and if possible refer to the application code.
Regards