Data Sheet

Smart Machine Smart Decision
Response
OK
If error is related to ME functionality:
+CME ERROR: <err>
Write Command
AT+CALM=<mo
de>
Parameters
<mode> 0 Normal mode
1 Silent mode (all sounds from ME are prevented)
Parameter Saving NO_SAVE
Mode
Max Response -
Time
Reference
3GPP TS 27.007
Note
If CALM is set to silent mode before, when user sets CALM to normal
[13] mode during an incoming call, the module maintains silent this time. But
next time the normal mode works.
3.2.46 AT+CALS Alert Sound Select
AT+CALS Alert Sound Select
Response
+CALS: (list of supported <n>s),(list of supported <switch>s)
OK
If error is related to ME functionality:
+CME ERROR: <err>
Test Command
AT+CALS=?
Parameters
See Write Command
Response
+CALS: <n>,<switch>
OK
If error is related to ME functionality:
+CME ERROR: <err>
Read Command
AT+CALS?
Parameters
See Write Command
Response
OK
If error is related to ME functionality:
+CME ERROR: <err>
Write Command
AT+CALS=<n>[,
<switch>]
Parameters
<n> 0-19 Alert sound type
<switch> 0 stop playing ring tone
1 start to play ring tone
SIM800 Series_AT Command Manual_V1.05 102 2014-07-31