Data Sheet

Smart Machine Smart Decision
SIM800 Series_AT Command Manual_V1.09 376 2015-08-03
21.7 AT+CREC
Play in call support AMR format in SIM800H, SIM800, SIM800M64, SIM808, SIM800C,
SIM800A, SIM800F and SIM800C-DS.
The value of parameter <inputpath> is only
"0" in SIM800 and SIM800M64.
21.8 AT+CTTSPARAM
SIM800V,SIM840V, SIM800W,
SIM840W,SIM800W16,SIM840W16
SIM800H,SIM800,SIM800M64
AT+CTTSPARAM?
+CTTSPARAM: 50,0,50,50,1
OK
AT+CTTSPARAM?
+CTTSPARAM: 50,0,50,50,0
OK
Difference:
Default value of output channel is different.
21.9 AT+CADC
SIM800V, SIM840V,SIM800W,SIM840W,
SIM800W16,SIM840W16,SIM800H,
SIM800L,SIM800,SIM800M64,SIM800C,
SIM800A,SIM800F,SIM800C-DS
SIM808
AT+CADC?
+CADC: 1,603
OK
AT+CADC?
+CADC: 1,958
+CADC: 1,2223
OK
Difference:
SIM808 has two ADC channels and others have only one ADC channel.
21.10 AT+CSCLK
SIM800V, SIM840V,SIM800W,SIM840W,
SIM800W16,SIM840W16,SIM800H,
SIM800L,SIM800,SIM800M64,SIM800C,
SIM800A,SIM800F,SIM800C-DS
SIM808
AT+CSCLK=?
+CSCLK: (0-2)
AT+CSCLK=?
+CSCLK: (0-1)