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GSM Module
Example
ATD*99#
CONNECT
+++
……
ATO
……
Dial to enter GPRS data connection
Switch from data mode to command
mode
Switch from command mode to data
mode
2.1.11
ATP: pulse
Description
This command is used for pulse dialling.
Format
ATP
Example
ATP
OK
Set pulse dialling method
2.1.12
ATS0: auto answer setting
Description
This command is used to control the module’s auto answer mode.
Format
ATS0=<value>
ATS0=2
OK
Auto answer after ringing twice
ATS0
?
2
OK
Check current settings
Example
ATS0=0
OK
Cancel auto answer
Parameter
<value>: ringing times
2.1.13
+CRC: set ringer type
Description
This command is used to display the type of ringer.
Format AT+CRC=<num>
Example AT+CRC=1
OK
+CRING:VOICE
Set RING as ringer type
Set CRC as ringer type
Parameter
s
<num>:
0: Do not display the type of ringer
1: display the type of ringer
Descriptions of ringer type:
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