Motorola MC909X, Руководство интегратора

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2 - 40 MC909X Integrator Guide
Commands
The tables that follow summarize the AT commands, result codes, and S-Registers for the MDM 3000. <string>
represents a letter, number, or symbol to be entered. <value > represents a number to be entered. Possible values
are listed below the command.
Table 2-10
AT Command Table
Command Description
Country
Specific
D Dial “D<string>”
0-9 DTMF digits 0-9
* The ‘star’ digit (tone dialing only)
# The ‘gate’ digit (tone dialing only)
A-D DTMF digits A,B,C,D X
L Re-dial last number
P Pulse dialing X
T Tone dialing
W Wait for dial tone. (Modem waits for dial tone before dialing digits
following “W”.)
@ Wait for silence. (Modem waits for at least 5 seconds of silence in the
call progress
frequency band before continuing with next dial string parameter.)
& Wait for credit card dialing tone before continuing with the dial string.
‘ Dial pause. (Modem pauses for a time specified by S8 before dialing
the digits following “,”)
; Return to command state. (Modem goes off hook and allows entering
additional AT commands. Use “H” to go back to on hook.)
() -
<space> Ignored. (Might be used to format the dial string.)
A Off-hook and attempt to answer a call
H Disconnect – Hang UP
O Return to On-Line Data Mode. O <value>
0 Enters on-line data mode without a retrain.
1 Enters on-line data mode with a retrain.
L Speaker volume (Not used)
M Speaker control. M <value>
0 Always off.
1 On during call establishment. Off when receiving carrier. (default)