Manual

Smart Machine Smart Decision
SIM800 Series_AT Command Manual_V1.09 205 2015-08-03
Response
OK
ERROR
Write Command
AT+SPE=<n>
Parameters
<n>
0 Disable Speech Enhancement
1 Enable Speech Enhancement
Reference Note
6.2.77 AT+CCONCINDEX Report Concatenated SMS Index
AT+CCONCINDEX Report Concatenated SMS Index
Test Command
AT+CCONCIND
EX=?
Response
OK
Execution
Command
AT+CCONCIND
EX
Response
+CCONCINDEX: N,i,j,k,...
OK
where N is the number of segments that form the whole concatenated SMS
i,j,k are the SMS indexes of each SMS segment , 0 if segment has not been
received.
If no concatenated SMS is present on the SIM or ME, only OK result code
will be returned.
Parameter Saving
Mode
NO_SAVE
Reference Note
6.2.78 AT+SDMODE SD Mode Switch Function
AT+SDMODE SD and PCM Switch Function
Response
+SDMODE: (0-1)
OK
Test Command
AT+SDMODE=?
Parameters
See Write Command
Read Command
AT+SDMODE?
Response
+SDMODE: <mode>
OK