-use m17app::soundmodem::{
- InputRrcFile, InputSoundcard, NullInputSource, NullOutputSink, NullPtt, OutputRrcFile,
- OutputSoundcard, Soundmodem,
-};
+use m17app::serial::{PttPin, SerialPtt};
+use m17app::soundcard::Soundcard;
+use m17app::soundmodem::Soundmodem;