Data Sheet
     Smart Machine Smart Decision 
SIM800 Series_AT Command Manual_V1.09  102  2015-08-03 
Response 
+CSIM: <length>,<response> 
OK 
If error is related to ME functionality: 
+CME ERROR: <err> 
Write Command 
AT+CSIM=<leng
th>,<Command> 
Parameters 
<length>  Integer type: length of characters sent to the TE in 
<Command> or <response> (i.e. twice the number of octets in the raw 
data). 
<Command>  String type (string should be included in quotation 
marks): hex format: GSM 11.11 SIM Command sent from the ME to the 
SIM. 
<response>  String type(string should be included in quotation 
marks): hex format: GSM 11.11 response from SIM to <Command>. 
Parameter Saving 
Mode 
NO_SAVE 
Max Response 
Time 
- 
Reference 
3GPP TS 27.007 
[13] 
Note 
3.2.45 AT+CALM    Alert Sound Mode 
AT+CALM Alert Sound Mode 
Response 
+CALM: (list of supported <mode>s) 
OK 
If error is related to ME functionality: 
+CME ERROR: <err> 
Test Command 
AT+CALM=? 
Parameters 
See Write Command 
Response 
+CALM: <mode> 
OK 
If error is related to ME functionality: 
+CME ERROR: <err> 
Read Command 
AT+CALM? 
Parameters 
See Write Command 










