Multitech MT5634ZBA-USB manual S42, S43, S48, S89, S109

MT5634ZBA-USB User Guide

Register	Unit	Range	Default	Description
S42	decimal	0–1	1	Enables/disables the 56K auto rate. When
				56K auto is disabled, fallback to V.34 is also
				disabled. 0 = disable; 1 = enable.
S43	decimal	0–1	1	For testing and debugging only. Enables/
				disables V.32bis start-up auto mode operation.
				0 = disable; 1 = enable.
S48	decimal	7 or 128	7	Enables (7) or disables (128) LAPM
				negotiation. The following table lists the S36
				and S48 configuration settings for certain
				types of connections.
						S48=7	S48=128
					S36=0, 2	LAPM or hangup	Do not use
					S36=1, 3	LAPM or async	Async
					S36=4, 6	LAPM, MNP, or hangup	MNP or hangup
					S36=5, 7	LAPM, MNP, or aysnc	MNP or async
S89
	seconds	0, 5–255	10	Sets the length of time in the off-line command
				mode before the modem goes into standby
				mode. A value of zero prevents standby mode;
				a value of 1–4 sets the value to 5.
S109	decimal	0, 1 or 2	1	Selects one of three 56K operating modes.
				0		V.90 disabled
				1		K56flex or V.90 (dual-mode
						enabled)
				2		V.90 only (K56flex diabled)

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