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af79e18ecb
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44ca2ee976
@ -333,7 +333,7 @@ void uartFlush(uart_t* uart)
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}
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UART_MUTEX_LOCK();
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while(uart->dev->status.txfifo_cnt);
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while(uart->dev->status.txfifo_cnt || uart->dev->status.st_utx_out);
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//Due to hardware issue, we can not use fifo_rst to reset uart fifo.
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//See description about UART_TXFIFO_RST and UART_RXFIFO_RST in <<esp32_technical_reference_manual>> v2.6 or later.
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