Function rpi_pico_sdk_sys::stdio_filter_driver

pub unsafe extern "C" fn stdio_filter_driver(driver: *mut stdio_driver_t)

\brief Control limiting of output to a single driver \ingroup pico_stdio

\note this method should always be called on an initialized driver

\param driver if non-null then output only that driver will be used for input/output (assuming it is in the list of enabled drivers). if NULL then all enabled drivers will be used