User Manual

SARA-R4 series-AT commands manual
UBX-17003787 - R16
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6Call control
Page 39 of 401
6Call control
6.1Dial command D
D
Modules SARA-R4
Syntax PIN required Settings saved Can be aborted Response time Error referenceAttributes
full Yes No Yes Up to 3 min +CME Error
6.1.1Description
Lists characters that may be used in a dialling string for making a call (voice, data or fax call) or controlling
supplementary services in accordance with 3GPP TS 22.030 [5] and initiates the indicated kind of call. No
further commands may follow in the command line in case of data or fax calls.
SARA-R4
Voice calls are not supported.
Set the DTR line to ON state before making a data call.
6.1.2Syntax
Type Syntax Response Example
Voice call
ATD123456;
OK
Data / fax call
ATD123456
CONNECT 9600
Action ATD<number>[<I>][<G>][;] See Result codes
Supplementary services
ATD*#43#
+CCWA: 0,1
+CCWA: 0,2
OK
6.1.3Defined values
Parameter Type Description
<number> Number Dial string; the allowed characters are: 1 2 3 4 5 6 7 8 9 0 * # + A B C D , T P ! W @ (see
the 3GPP TS 27.007 [2]). The following characters are ignored: , T ! W @.
The first occurrence of P is interpreted as pause and separator between the
dialling number and the DTMF string. The following occurrences are interpreted
only as pause. The use of P as pause has been introduced for AT&T certification.
<I> String Set the CLI status; the allowed values are:
• I (ASCII code 49 Hex): CLI presentation restricted
• i: CLI presentation allowed
The CLIR supplementary service subscription is overridden for this call.
<G> String Configures the CUG supplementary service for the specific call:
• G: CUG activated
• g: CUG deactivated
6.1.4Notes
• The ATD*#06# command provides IMEI (not including the spare digit), the check digit and the SVN.
SARA-R4
• This command is abortable.