read the saved DTMF characters
DTMF characters will only be saved if you called enableDTMF() before.
- string containing received DTMF coded as characters ('0'..'9','A'..'D','*','#','X'=fax CNG,'Y'=fax CED)
Definition at line 997 of file connection.cpp.
Referenced by capisuite_read_DTMF(), ReadDTMF::gotDTMF(), CallModule::mainLoop(), AudioSend::mainLoop(), AudioReceive::mainLoop(), and ReadDTMF::ReadDTMF().