Omni.Net Lite User’s Guide

 

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

 

 

 

 

 

COMMAND

OPTION

DESCRIPTION

 

 

 

 

 

O

 

Change from escape mode to data mode.

 

 

 

+++ is the escape sequence code that is entered in data state to

 

 

 

return the ISDN TA to command state. The TA will accept AT

 

 

 

commands only while it is in command state.

 

Q

 

Enable or disable result code.

 

 

 

 

 

 

Q0

Enable result code (default).

 

 

 

 

 

 

Q1

Disable result code.

 

 

 

 

 

S0=n

 

n=0: DIsable the auto answer feature.

 

 

 

n=1-255: Enable the auto answer feature to answer a call after it

 

 

 

rings for n times.

 

S1

 

Display read-only last ringing counting for the current incoming

 

 

 

call.

 

S2=n

 

Set the monitored 3 continuous characters (ESC-Sequence) to

 

 

 

enter command mode.

 

 

 

n=0~127, the default is 43, that is "+++".

 

 

 

 

 

S3=n

 

Set the character value as CR.

 

 

 

n=0~127, the default is 13.

 

 

 

 

 

S4=n

 

Set the character value as LF.

 

 

 

n=0~127, the default is 10.

 

 

 

 

 

S5=n

 

Set the character value as BS (Backspace).

 

 

 

n=0~127, the default is 8.

 

 

 

 

 

S7=n

 

The time (in seconds) you wait before connection.

 

 

 

n=1-255, the default is 60.

 

 

 

 

 

S12=n

 

Set the "Guard time" for "ESC-Sequence" ( in company with

 

 

 

"+++" ). The unit is 0.1 second.

 

 

 

n=0: ignore "Guard time".

 

 

 

n=1-255, the default is 10.

 

 

 

 

 

S25=n

 

The DTR transition time. The unit is 0.05 second.

 

 

 

n=1-255, the default is 1.

 

 

 

 

 

S50=n

 

Forwarding character in data mode.

 

 

 

n=0: no forwarding character (default)

 

 

 

n=2: select CR as forwarding character

 

 

 

 

 

S51=n

 

Set how much time the TA is left idle in data mode. The unit is

 

 

 

0.01 second.

 

 

 

n=1-255, the default is 2.

 

 

 

 

 

S80

 

Display the read-only cause value of disconnection in the last

 

 

 

call.

 

V

 

Select result code format.

 

 

 

 

 

 

V0

Display result code in numeric form.

 

 

 

 

 

 

V1

Display result code in verbose form (default).

 

 

 

 

 

W

 

Display extended information of "RING" result code.

 

 

 

 

 

 

W0

No extended information.

 

 

 

 

 

 

W1

Display phone number of calling site.

 

 

 

 

Chapter 3 Using AT Commands

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