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7-39
&
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)
2 Always on.
3 Off when receiving carrier and during dialing. On during answering.
&G Guard tone. &G<value> X
0 Disables guard tone. (default)
1 Disables guard tone.
2 Select 1800 Hz guard tone.
&V1 Displays last connection statistics
+MS Modulation Selection. +MS=<carrier> X
B103 Bell 103 (300)
B212 Bell 212 (1200 Rx/75 or 75Rx/1200 Tx)
V21 300
Table 7-4. AT Command Table (Continued)
Command Description
Country
Specific