Use the uartMode tool to set the mode for either UART1 or UART2 (requires a reboot for the new mode to take effect).

Usage

uartMode [OPTIONS]

Options

get <uartNum>

Gets the mode for the specified UART. uartNum can be either 1 or 2.

set <uartNum> <mode>

Sets the mode for the specified UART. uartNum can be either 1 or 2.
mode can be:

'disable' = Disable UART.

'atCmds' = AT Command services (not valid for UART2).

'diag' = Diagnostic Message service.

'nmea' = NMEA service.

'console' = Linux /dev/console.

'app' = Linux application usage.

--help | -h

Display help and exit.

Output Sample

# uartMode get 1
UART1 is available for use by Linux applications.

# uartMode get 2
UART2 is being used for the /dev/console.

# uartMode set 1 diag
UART1 will be set to 'diag' after the next reboot.