Motorola SM56 manual AT and AT& Commands

AT and AT&	The modem responds to the following AT and AT& command options.
(Ampersand)	The letters AT (or at) must precede all commands except A/ and +++. Factory-
	default options are underlined.

Table 1: AT and AT& Commands

Command	Option	Description
A	(none)	Answer incoming call
A/	(none)	Repeat Last Command
		Re-issues the previous command to the modem.
		(Do not press Return; the command executes as soon as the
		/ is pressed.)
D	(none)	Dial a Number
		Instructs the modem to dial the telephone number that you
		enter immediately after the ATD command. Example:
		ATD5554678.
			Note
			If multiple ATD commands are used in speakerphone
			mode, the modem must be forced to blind-dial after
			dial-tone detection.
E		Echo Async (Keyboard) Input to Terminal
		Determines whether the characters you type at the key-
		board are displayed (echoed) to the terminal-emulation
		window (if it is active) or to the communications applica-
		tion.
	E0	Disable
	E1	Enable
H		Hook
	H0	Go on Hook (disconnect from the telephone line; hang up)
	H1	Go off Hook (connect to the telephone line)
I		Request Information From Modem
	I0	“5600”
	I1	Software driver Version “Apple Version ###”
	I2	“OK”
	I3	Software Version
	I4	“Apple Internal Modem”
	I5	Country Code in Hex
	I6	Country Code
	I7	Product Code
	I8	Disconnect Reason

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