NEC 750C manual Registers, Register Function Range Units Default

S-Registers

Register	Function	Range	Units	Default
S0	Rings to Auto answer	0-255		0
S1	Ring Counter	0-255
S2	Escape Character	0-255	ASCII	43
S3	Carriage Return Character	0-255	ASCII	13
S4	Line Feed Character	0-255	ASCII	10
S5	Backspace Character	0-255	ASCII	8
S6	Wait Time for Dial Tone	2-255	s	2
S7	Wait Time for Carrier	1-255	s	50
S8	Pause Time for Dial Delay	0-255	s	2
	Modifier
S9	Carrier Detect Response	1-255	0.1s	6
	Time
S10	Carrier Loss Disconnect Time	1-255	0.1s	14
S11	DTMF Tone Duration	20-255	ms	95
S12	Escape Prompt Delay	0-255	0.02s	50
S24	Sleep Inactivity Timer	0-255	s	0
S25	Delay to DTR Off	0-255	0.01s	5
S26	RTS-CTS Delay	0-255	0.01s	1
S29	Flash Dial Modifier	0-255	0.01s	70
S30	Disconnect Inactive Timer	0-255	10s	0
S32	XON Character	0-255	ASCII	17
S33	XOFF Character	0-255	ASCII	19
S36	LAPM Failure Control			7
S37	Line Connection Speed			0
S38	Delay Before Force Hang-up	0-255	s	20
S46	Data Compression Control
S48	V.42 Negotiation Control

Modem Commands A-5