Rainbow Electronics MG260 User Manual
Page 28
FLYFOT-MG260-MODULE
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5 Call Control commands
5.1 Dial command D
Description :
The ATD command is used to set a voice, data call, As per GSM 02.30, the dial command also
controls supplementary services.
For a data call, the application sends the following ASCII string to the product:
ATD
For a voice call, the application sends the following ASCII string to the product:
(the bearer may be selected previously, if not a default bearer is used).
ATD
Please note that for an international number, the local international prefix does not need to be set
(usually 00) but does need to be replaced by the ‘+’ character.
Example: to set up a voice call to FLYFOT offices from another country, the AT command is:
“ATD+8601062965555;”
Note that some countries may have specific numbering rules for their GSM handset numbering.
The response to the ATD command is one of the following:
Verbose result
Numeric code
Description
OK
0
if the call succeeds, for voice call only
CONNECT
10,11,12,13,14,15
if the call succeeds, for data calls only,
the value negotiated by the product.
BUSY
7
If the called party is already in communication
NO ANSWER
8
If no hang up is detected after a fixed network time-out
NO CARRIER
3
Call setup failed or remote user release. Use the
AT+CEER command to know the failure cause
Direct dialing from a phonebook (stored in the SIM card) can be performed with the following
command:
ATD>
ATD> “BILL”; to call “BILL” from the selected phonebook
Syntax:
Command syntax: ATD
ATD>
Command
Possible responses
AT+CPBS?
Note: Which phonebook is selected?
ATD>8;
Note: Call index 8 from AND phonebook
+CPBS:”SM”, 8, 10
Note: ADN phonebook is selected, 8 locations
are used and 10 locations are available
OK
Note: Call succeeds