Specifications

Chapter 7 – Call-Related Commands
Multi-Tech Systems, Inc. AT Commands for EDGE (E1) Modems (S000474A) 94
7.4 ATD><mem><n> Mobile Originated Call Using Specific
Memory and Index Number
Description: TA attempts to set up an outgoing call to the specified number. The termination character
“;” is mandatory since dialing from a phonebook is only supported for voice calls and for
sending *# codes of Supplementary Services or other functions.
Syntax: Exec Command: ATD><mem><n>[<mgsm>];
Responses: ERROR
+CME ERROR: <err>
If no dial tone (parameter ATX2 or ATX4):
NO DIALTONE
If busy (parameter setting ATX3 or ATX4):
BUSY
If connection cannot be set up:
NO CARRIER
NO DIALTONE
When TA returns to command mode after call release:
OK
If successfully connected:
OK
Parameters:
<mem>
Phonebook storage: For detailed description of storages see AT+CPBS.
“FD“ Fixed dialing phonebook
“SM“ SIM phonebook.
“ON“ MSISDN list
“ME“ Mobile Equipment Phonebook
“LD“ Last number dialed phonebook
“MC“ Missed (unanswered received) calls list
“RC“ Received calls list
"VM" CPHS voice mailbox phonebook
<n>
Integer type memory location in the range of locations available in the selected memory; i.e., the index number
returned by AT+CPBR.
<mgsm>
String of GSM modifiers:
I Activates CLIR (disables presentation of own phone number to called party)
i Deactivates CLIR (enables presentation of own phone number to called party)
Notes:
• This command may be aborted generally by receiving a character during execution. Abortion is not possible
during some states of connection setup such as handshaking.
• There is no <mem> for emergency call (“EN”).
• The command is not applicable to data calls. Any attempt to dial a data call number from <mem> causes the
result code “NO CARRIER” to appear.
• Parameter <mgsm> only if no *# code is within the dialing string.
• See ATX for setting result code and call monitoring parameters.
• Any string after <mgsm> and before ',' are ignored.
• This command is PIN protected;
• This command is not supported in airplane mode.
Examples:
Example 1
To query the location number of the phonebook entry:
AT+CPBR=1,xx
TA returns the entries available in the active phonebook.
Example 2
To dial a number from the SIM phonebook, for example the number stored to location 15:
ATD>SM15;
OK
Example 3
To dial a phone number stored in the last dial memory on the SIM card:
ATD>LD9;
OK