HP Pavilion xt500 HP Pavilion ze5100 Series and HP Omnibook xe4400 Series Note - Page 139

Modem Reference Information

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Reference Information Modem Reference Information Modem Reference Information Note If your computer has a modem port, you can customize the operation of the modem using AT commands and S-registers. You can do this from Phone and Modem Options in Control Panel, from most communications software, or by using terminal mode in your software. See "To change your modem settings" on page 64. You should have a good understanding of modems and how they operate before you change default settings. This section contains summary information about AT commands, S-registers, and selected result codes for the built-in modem. Command A A/ Dn E0 E1 H0 H1 I0 I1 I2 I3 I4 I5 I6 I7 I8 I9 Ln Modem Reference (Conexant) All listed AT commands must be preceded by the characters "AT" (except for the command "A/"). The commands can be entered in upper or lower case. Many commands can be used as queries by entering "?" as the argument. AT Commands (Conexant) Function (Conexant) Go off-hook and attempt to answer a call. Re-execute command (not preceded by AT). Dial modifier: 0-9, A-D =DTMF digits; L=redial last number; P=pulse dialing; T=tone dialing; W=wait for dial tone; * ("star"); # ("pound sign"); +; !=flash; @=wait for silence; $ or &=wait for credit card dialing tone; ;=return to command state; '=dial pause; ^=toggle calling tone. Parentheses, hyphens, and spaces can be used to format dial string and have no other effect. Turn off command echo. Turn on command echo (default). Initiate hang-up sequence. If on-hook, go off-hook and enter command mode. Report product code. Report LSB of stored checksum. Report "OK". Report identification codes. Report product description. Report country code parameter. Report modem data pump model and internal code revision. Report modem data pump model and internal code revision. Report "OK". Report country. Set speaker volume: 0=off, 1=low (default), 2=medium, 3=high. Reference Guide 139

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Reference Information
Modem Reference Information
Reference Guide
139
Modem Reference Information
If your computer has a modem port, you can customize the operation of the modem using
AT commands and S-registers. You can do this from Phone and Modem Options in
Control Panel, from most communications software, or by using terminal mode in your
software. See “To change your modem settings” on page 64.
Note
You should have a good understanding of modems and how they operate before you
change default settings.
This section contains summary information about AT commands, S-registers, and
selected result codes for the built-in modem.
Modem Reference (Conexant)
All listed AT commands must be preceded by the characters “AT” (except for the
command “A/”). The commands can be entered in upper or lower case. Many commands
can be used as queries by entering “?” as the argument.
AT Commands (Conexant)
Command
Function (Conexant)
A
Go off-hook and attempt to answer a call.
A/
Re-execute command (not preceded by AT).
D
n
Dial modifier: 0–9, A–D =DTMF digits; L=redial last number; P=pulse dialing; T=tone dialing; W=wait
for dial tone; * (“star”); # (“pound sign”); +; !=flash; @=wait for silence; $ or &=wait for credit card
dialing tone; ;=return to command state; ‘=dial pause; ^=toggle calling tone. Parentheses, hyphens,
and spaces can be used to format dial string and have no other effect.
E0
Turn off command echo.
E1
Turn on command echo (default).
H0
Initiate hang-up sequence.
H1
If on-hook, go off-hook and enter command mode.
I0
Report product code.
I1
Report LSB of stored checksum.
I2
Report “OK”.
I3
Report identification codes.
I4
Report product description.
I5
Report country code parameter.
I6
Report modem data pump model and internal code revision.
I7
Report modem data pump model and internal code revision.
I8
Report “OK”.
I9
Report country.
L
n
Set speaker volume: 0=off, 1=low (default), 2=medium, 3=high.