-
-@deffn {Config Command} {trace} source_clock_hz [output_file_path]
-Enable SWO tracing (if supported). The source clock rate for the
-trace port must be specified, this is typically the CPU clock rate. If
-the optional output file is specified then raw trace data is appended
-to the file, and the file is created if it does not exist.
-@end deffn