Multi-Tech Systems 7600, 7500 guide

AT Commands for the Multi-Tech ModemION 7500 / ION 7600 User’s Guide

Command		Values	Default	Description

				Configures the modem for pulse (non-touch-tone)
P	Pulse Dialing	P, T	T	dialing. Dialed digits are pulsed until a T command or
				dial modifier is received.

Sr=n	Set Register Value	r = S-register	None	Set value of register Sr to value of n, where n is entered
Sr=n	Set Register Value	number; n varies	None	in decimal format. E.g., S0=1.
		number; n varies		in decimal format. E.g., S0=1.

				Configures the modem for DTMF (touch-tone) dialing.
T	Tone Dialing	P, T	T	Dialed digits are tone dialed until a P command or
				dial modifier is received.

				&G0 Disable guard tone.
&Gn	V.22bis Guard Tone	n = 0, 1, or 2	0	&G1 Set guard tone to 550 Hz.
&Gn	Control	n = 0, 1, or 2	0	&G2 Set guard tone to 1800 Hz.
	Control			&G2 Set guard tone to 1800 Hz.
				Note: The &G command is not used in North America.

				&P0 60/40 make-to-break ratio
	Pulse Dial Make-to-			&P1 67/33 make-to-break ratio
&Pn	Pulse Dial Make-to-	n = 0, 1, or 2	0	&P2 20 pulses per second
&Pn	Break Ratio Selection	n = 0, 1, or 2	0	&P2 20 pulses per second
	Break Ratio Selection			Note: The &P2 command is available only if the
				Note: The &P2 command is available only if the
				country code is set to Japan.

				&Q0 Asynchronous with data buffering. Same as \N0.
				&Q5 Error control with data buffering. Same as \N3.
				&Q6 Asynchronous with data buffering. Same as \N0.
	Asynchronous	n = 0, 5, 6, 8, or		&Q8 MNP error control mode. If MNP error control is
&Qn	Asynchronous	n = 0, 5, 6, 8, or	5	not established, the modem falls back according to the
&Qn	Communications Mode	9	5	not established, the modem falls back according to the
	Communications Mode	9		setting in S36.
				setting in S36.
				&Q9 V.42 or MNP error control mode. If neither error
				control is established, the modem falls back according
				to the setting in S36.

				\A0 64-character maximum.
\An	Select Maximum MNP	n = 0, 1, 2, or 3	3	\A1 128-character maximum.
\An	Block Size	n = 0, 1, 2, or 3	3	\A2 192-character maximum.
	Block Size			\A2 192-character maximum.
				\A3 256-character maximum.

				\N0 Non-error correction mode with data buffering
				(buffer mode; same as &Q6).
				\N1 Direct mode.
				\N2 MNP reliable mode. If the modem cannot make
				an MNP connection, it
				disconnects.
	Error Correction Mode			\N3 V.42/MNP auto-reliable mode. The modem
\Nn	Error Correction Mode	n = 0–5, or 7	3	attempts first to connect in V.42 error
\Nn	Selection	n = 0–5, or 7	3	attempts first to connect in V.42 error
	Selection			correction mode, then in MNP mode, and finally in
				correction mode, then in MNP mode, and finally in
				non-error correction (buffer)
				mode with continued operation.
				\N4 V.42 reliable mode. If the modem cannot make a
				V.42 connection, it disconnects.
				\ N5 V.42, MNP, or non-error correction (same as \N3).
				\ N7 V.42, MNP, or non-error correction (same as \N3).

				Sets the time (in minutes) after the last character is sent
				or received that the modem waits before
\Tn	Inactivity Timer	n = 0, 1–255	0	disconnecting. A value of zero disables the timer.
\Tn	Inactivity Timer	n = 0, 1–255	0	Applies only in buffer mode.
				Applies only in buffer mode.
				Note: You can also set the inactivity timer by changing
				the value of S30.

				-C0 Disable V.25 data calling tone to deny remote
-Cn	Data Calling Tone	n = 0 or 1	0	data/fax/voice discrimination.
-Cn	Data Calling Tone	n = 0 or 1	0	-C1 Enable V.25 data calling tone to allow remote
				-C1 Enable V.25 data calling tone to allow remote
				data/fax/voice discrimination.

%Cn	Data Compression	n = 0 or 1	1	%C0 Disable V.42bis/MNP 5 data compression.
%Cn	Control	n = 0 or 1	1	%C1 Enable V.42bis/MNP 5 data compression.
	Control			%C1 Enable V.42bis/MNP 5 data compression.

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Modem AT Commands Technical Note

7500, 7600 specifications

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Multi-Tech Systems 7600, 7500 manual Configures the modem for pulse non-touch-tone

Models: 7500 7600

Command

Configures the modem for pulse (non-touch-tone)

7500, 7600 specifications