What are the functions of the different serial ports of the NB module?
Last Updated on：2023-01-30 09:45:31
Serial port UART0 can be used for firmware burning, the baud rate is 921600bps.
Serial port UART1 is used for user authorization by default and is used for MCU common integration.
Serial port UART2 is as log port, the baud rate is 921600bps.
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