Data Sheet

SIM900 AT Commands Set
SIM900R01_ATC_V1.00 146 15.01.2010
6.2.34 AT+AUTEST Audio Channel Loopback Test
AT+AUTEST Audio Channel Loopback Test
Test Command
AT+AUTEST=?
Response
+AUTEST: (0-1), (0-1)
OK
Response
OK
ERROR
Write Command
AT+AUTEST=
<state>[,<type>]
Parameters
<state> 0 test is off
1 test is on
<type> 0 Normal audio channel
1 AUX audio channel
Reference Note
6.2.35 AT+CCODE Configure SMS Code Mode
AT+CCODE Configure SMS Code Mode
Test Command
AT+CCODE=?
Response
+CCODE:(0,1)
OK
Response
+CCODE:<mode>
OK
Read Command
AT+CCODE?
Parameter
see Write Command
Response
OK
ERROR
Write Command
AT+CCODE=
<mode>
Parameter
<mode> 0 code mode according with NOKIA
1 code mode according with SIEMENS
Reference
Note
z Default value is 0
z It is not supported temporarily.
6.2.36 AT+CIURC Enable Or Disable Initial URC Presentation
AT+CIURC Enable Or Disable Initial URC Presentation