Method currentUsbTrack

src/DFPlayerMini_Fast.cpp:817–820

/ ! @brief Determine the current track played via USB. @return Current track played via USB, -1 if error. */ /

 */
 /**************************************************************************/
int16_t DFPlayerMini_Fast::currentUsbTrack()
{
	return query(dfplayer::GET_TF_TRACK);
}