this SIM5218 AT command manual - Cooking Hacks

SIM5218 Serial AT Command Set
The command is used to enable and disable the uplink voice muting during a voice call or a video
call which is connected. If there is not a connected call, write command can’t be used.
When all calls are disconnected, the Module sets the subparameter as 0 automatically.
SIM PIN References
NO 3GPP TS 27.007
Syntax
Test Command
AT+CMUT=
Read Command
AT+CMUT
Write Command
AT+CMUT=
Responses
+CMUT: (list of supported s)
OK
Responses
+CMUT:
OK
Responses
OK
ERROR
Defined values
0 – mute off
1 – mute on
Examples
AT+CMUT=1
OK
AT+CMUT
+CMUT: 1
OK
4.23 AT+AUTOANSWER Automatic answer quickly
Description
The command causes the Module to enable and disable automatic answer. If enabled, the Module
will answer automatically after the Module receives a call from network and 3 seconds lapse.
NOTE 1 .The command is effective on csd call, voice call and video call even if ATS0=0.
2 .The setting will be effective after restart.
3 .The setting only takes effect on csd call video call.
SIM PIN References
YES Vendor
SIM5218_Serial _ATC_V1.36 62
5/15/2012