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All the /dev/tty tabs are available for configuration if you select any Pixhawk Series board as the Hardware board.


None of the /dev/tty tabs are displayed if you select PX4 Host Target as the Hardware board.

Baud rate

This field defines the rate at which data is transferred over a serial line (in bits/s).


Default: 3000000


Use this parameter to determine whether the UART or USART port generates and checks for even parity or odd parity.


Default: None

Stop bits

This parameter is used to set the number of stop bits to indicate end of a packet.


Default: 1

Enable hardware flow control

Select this parameter to enable hardware flow control using RTS and CTS pins.

View port map

Click this to view the port mapping of UART or USART port on the PX4® flight controller