ZyXEL Communications U-336R/RE Command, Function and description, Status Registers & Result Codes

Command	bit	dec	hex	Function and description	Ref.
				(discontinuous) ring-back
				detection.
S45=		dec	hex	Delay during which the	+087
		0-	0-FF	CND silence detection is
		255		disabled, in 20 ms units. (See
				also S46)
S46=		dec	hex	CND silence detection	+003
				interval.
		0-	0-FF	To process the CND, silence
		255		must be detected for the
				specified interval, in 20 ms
				units.
S48=	bit	dec	hex	Bit-mapped register.	+000
	0	1	1	Cause CND information to
				be reported in raw format.
	1	2	2	Enable DATA ONLY mode.
				Auto-detect
				V.34/ZyX/V.32bis/V.22bis/
				V.23/V.21 Bell 103 when
				answering. If the connection
				try fails, the modem will
				continuously recycle the
				handshaking procedure until
				the S7 register times out.
	2	4	4	Enable data calling tone
				(CNG) sending.
	3	8	8	Reverse the V.23 channel	&N12
				speed. Originate mode
				modem speed
				(Send/Receive) 1200/75;
				Answer mode modem speed
				(Send/Receive) 75/1200.

Status Registers & Result Codes 107