% st-util(1) Open source version of the STMicroelectronics STLINK Tools | stlink % % Feb 2023

NAME

st-util - Run GDB server to interact with STM32 device

SYNOPSIS

st-util [<ARGS>...]

DESCRIPTION

Start a GDB server to interact with a STM32 device Run the main binary of the local package (src/main.rs).

If a port number is not specified using the --listen_port option, the default 4242 port will be used.

The STLink device to use can be specified using the --serial parameter.

OPTIONS

-h, --help : Print this message.

--version : Print version information

-v XX, --verbose=XX : Specify a specific verbosity level (0..99)

-v, --verbose : Specify generally verbose logging

-p 4242, --listen_port=1234 : Set the gdb server listen port. (default port: 4242)

-m, --multi : Set gdb server to extended mode. st-util will continue listening for connections after disconnect.

-n, --no-reset : Do not reset board on connection.

--semihosting : Enable ARM Semihosting output on stdout

EXAMPLES

Run GDB server on port 4500 and connect to it

$ st-util -p 4500
$ gdb
(gdb) target extended-remote localhost:4500

SEE ALSO

st-flash(1), st-info(1)

COPYRIGHT

This work is copyrighted. Stlink contributors. See LICENSE file in the stlink source distribution.