Omni.Net Lite User’s Guide

3.3 AT Commands

The following tables summarize the AT command sets.

3.3.1 Data Command Sets

The AT data command sets are shown in the following table.

Table 14 AT Data Command Sets Requiring an "AT" Prefix

COMMAND

OPTION

DESCRIPTION

 

 

 

A

 

Answer an incoming call.

 

 

 

C0=n

 

Select the call type.

 

 

n=1:HDLC transparent

 

 

n=3: V.110

 

 

n=4: V.120

 

 

n=5: X.75

 

 

n=8: PPP or MLP (default).

 

 

 

C1=n

 

This feature is only available when you select PPP or MLP call

 

 

type (C0=8).

 

 

Configure maximum throughput by using one B channel or two B

 

 

channels.

 

 

n=0: 64 Kbps (one B channel)

 

 

n=1: 128 Kbps (two B channels)

 

 

 

D <phone number>

 

Dial an outgoing call.

[/<sub-address>]

 

<phone number>: Enter up to 32 characters, including digits

[:<user data>]

 

 

from 0 to 9, *, #, hyphen ( -), comma (,) and (‘,’). [‘,’] will be

 

 

ignored.

 

 

<sub-address>: Enter up to 20 ASCII characters ranging from

 

 

“0-9”,” a-z” and “A-Z”.

 

 

<user data>: Enter up to 128 printable characters.

 

Note: ATDT, ATDP and ATDW are all same as ATD.

DS=n[:<user data>]

Dial an outgoing call using a pre-stored phone number.

 

n: pre-stored phone number index

 

<user data>: Enter up to 128 printable characters.

 

 

DL

Dial the last-dialed number, including the user data.

 

 

E

Enable or disable the command echo function.

 

 

E0

Disable the command echo function.

 

 

E1

Enable the command echo function (default).

 

 

H

Hang up a call.

 

 

I

Display product information.

 

 

I2

Display the model name.

 

 

I3

Display the firmware version.

 

 

I4

Display the hardware version.

 

 

I11

Display the bootcode version.

55

Chapter 3 Using AT Commands