AT Commands
Table A-2. S-register Commands
AT
Command
Parameter
Description
0
Auto-answer (0-255; 0 disables auto-answer)
3
Carriage Return character (
default is 13 ASCII
)..
4
Line Feed character (
default is 10 ASCII
)
5
Backspace character (
default is 8 ASCII
).
6
Pause duration (2-10 seconds) before blind dialing (
default is 2 seconds
).
7
Duration (1-255 seconds) to complete an end-to-end data connection
(
default is 50 seconds
).
8
Duration (0-255 seconds) to pause when a comma is encountered in a Dial
string (
default is 2 seconds
).
9
Carrier detect threshold, from 0-22 tenths of a second (
default is 6
).
10
Number of tenths of a second (1-254) from carrier loss to disconnect
(
default is 14
).
S
11
DTMF tone duration and spacing, from 50-255 milliseconds (
default is 95
).
Table A-3. Basic Action Commands
AT
Command
Parameter
Description
A
Go off-hook, answer incoming call.
D
0 to 9, *, #, A, B, C, D,
T, P, W, @, !, $, ;, ,
Dial digits that follow the D command.
HO
Disconnect and return to Command Mode.
O
Return to Online mode from Command Mode.
A/
Repeat last command
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