AT Command

Description

ATD AT command dials the phone number. Generally this AT command is used for dialling the voice call.

When the call fails, the following responses can be received from the device,
1. Connection Failure - NO CARRIER or BUSY or NO ANSWER
2. General Failure - ERROR
3. Security reason (such as SIM not present) - OPERATION NOT
ALLOWED
4. Unknown reason - UNKNOWN CALLING ERROR


Examples

ATD1234568876;
OK

KeywordsATD syntax, examples, parameters, error, input, response.

Test ATD command with AT Command Tester





Try this script included in AT Command Tester Tool.

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

//Script-atd.at

//Test ATD command

//ATD command is used to setup outgoing voice, data or fax calls

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

 

//Call number

ATD8584548988;

 

//WAIT for 3 sec

WAIT=3

 

//Hangup the call

ATH

 

//WAIT for 3 sec

WAIT=3

 

//Disables presentation of own number to called party

ATD884548988I;

 

//WAIT for 3 sec

WAIT=3

 

//Hangup the call

ATH

 

//WAIT for 3 sec

WAIT=3

 

//Enables presentation of own number to called party

ATD884548988i;

 

//WAIT for 3 sec

WAIT=3

 

//Hangup the call

ATH

 

//WAIT for 3 sec

WAIT=3

 

//Activates Closed User Group invocation for this call only

ATD884548988G;

 

//WAIT for 3 sec

WAIT=3

 

//Hangup the call

ATH

 

//WAIT for 3 sec

WAIT=3

 

 

//Deactivates Closed User Group invocation for this call only

ATD884548988g;

 

//WAIT for 3 sec

WAIT=3

 

//Hangup the call

ATH

 

//WAIT for 3 sec

WAIT=3


Output of above script in AT Command Tester Tool.

ATD8584548988;

OK

Voice call successful

 

ATH

OK

Call successfully dis-connected..

 

ATD884548988I;

OK

Voice call successful

 

ATH

OK

Call successfully dis-connected..

 

ATD884548988i;

OK

Voice call successful

 

ATH

OK

Call successfully dis-connected..

 

ATD884548988G;

OK

Voice call successful

 

ATH

OK

Call successfully dis-connected..

 

ATD884548988g;

OK

Voice call successful

 

ATH

OK

Call successfully dis-connected..