COM Port Configuration Commands

The following AT commands pertain to the COM port configuration.

AT&Cn

Data Carrier Detect. This command controls the Data Carrier Detect (DCD) output.

 

n=0

DCD always enabled.

 

n=1

DCD tracks connection (default).

 

 

ATEn

Local Echo. The E command enables or disables command echo on your computer. If

 

you do not see commands entered on your screen, enable command echo. If you see

 

double characters, disable command echo.

 

n=0

Disables local echo.

 

n=1

Enables local echo (default).

 

 

ATQn

Quiet Result Codes. This command enables or disables the sending of result codes to

 

the DTE.

 

n=0

Enables result codes to the DTE (default).

 

n=1

Disables result codes to the DTE.

 

 

ATVn

Result Code Format. You can set your DIVA T/A to display messages as digits or words.

 

Word responses are preferable since they are more meaningful.

 

n=0

Result codes are sent to the DIVA T/A as numbers (short form).

 

n=1

Result codes are sent to the DIVA T/A as full words (long form/verbose) (default).

 

 

ATWn

Connect Message Control. This command controls the format of connection

 

messages.

 

n=0

Upon connection, the DIVA T/A reports the DTE speed only; for example,

 

 

CONNECT 19200 (default).

 

n=1

Upon connection, the DIVA T/A reports the DCE speed, the protocol, and the DTE

 

 

speed.

 

n=2

Upon connection, the DIVA T/A reports the DCE speed; for example, CONNECT

 

 

64000.

 

 

 

DIVA T/A ISDN Modem Reference Guide Page 36

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Eicon Networks DIVA T/A ISDN Modem manual COM Port Configuration Commands