dnc Directory Reference

Files
	dnc.cpp
	CNC RS-232 DNC drip-feed codec implementation (see dnc.h).
	dnc.h
	CNC RS-232 DNC (Distributed Numerical Control) drip-feed codec (PC_ENABLE_DNC).
	dnc_stream.cpp
	DNC drip-feed engine (see dnc_stream.h). Frames a program with the dnc codec and paces it against reverse-channel XON/XOFF over a send/recv seam.
	dnc_stream.h
	DNC drip-feed engine (PC_ENABLE_DNC) - stream a whole G-code program over a transport, pacing on reverse-channel XON/XOFF.