SimCom SIM7500 Series User Manual

Smart Machine Smart Decision
SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
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Syntax
Execution Commands Responses
ATD<n>[<mgsm>][;]
Originate a voice call successfully:
OK
VOICE CALL: BEGIN
Originate a data call successfully:
CONNECT [<text>]
Originate a call unsuccessfully during command execution:
ERROR
Originate a call unsuccessfully for failed connection recovery:
NO CARRIER
Originate a call unsuccessfully for error related to the MT:
+CME ERROR: <err>
Defined values
<n>
String of dialing digits and optionally V.25ter modifiers dialing digits:
0 1 2 3 4 5 6 7 8 9 * # + A B C
Following V.25ter modifiers are ignored:
, T P ! W @
<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)
G Activate Closed User Group explicit invocation for this call only
g Deactivate Closed User Group explicit invocation for this call only
<;>
The termination character ";" is mandatory to set up voice calls. It must not be used for data and fax
calls.
<text>
CONNECT result code string; the string formats please refer ATX/AT\V/AT&E command.
<err>
Service failure result code string; the string formats please refer
+CME ERROR result code and
AT+CMEE command.
Examples
ATD10086;
OK
VOICE CALL:BEGIN
SIMCOM CONFIDENTIAL FILE

SimCom SIM7500 Series Specifications

General

Brand	SimCom
Model	SIM7500 Series
Category	Control Unit
Language	English