Manual

Smart Machine Smart Decision
SIM800 Series_AT Command Manual_V1.09 373 2015-08-03
21 ATC Differences among SIM800 Series
21.1 AT+SIDET
SIM800V, SIM840V,SIM800W,
SIM840W,SIM800W16,SIM840W16
SIM800H,SIM800L,SIM800,SIM800M64,
SIM808,SIM800C,SIM800A,SIM800F,
SIM800C-DS
AT+SIDET=?
+SIDET: (0,1),(0-16)
OK
AT+SIDET=?
If it is SIM800, SIM800M64,SIM800C,
SIM800A,SIM800F
+SIDET: (0, 2 ),(0-16)
OK
If it is SIM800H, SIM800L, SIM808 or
SIM800C-DS
+SIDET: (0-3),(0-16)
OK
Difference:
21.2 AT+CMIC
SIM800V, SIM840V,SIM800W,
SIM840W,SIM800W16,SIM840W16
SIM800H,SIM800L,SIM800,SIM800M64,
SIM808,SIM800C,SIM800A,SIM800F,
SIM800C-DS
AT+CMIC=?
+CMIC: (0,1),(0-15)
OK
AT+CMIC=?
If it is SIM800, SIM800M64,SIM800C,
SIM800A,SIM800F
+CMIC: (0, 2 ),(0-15)
OK
If it is SIM800H, SIM800L, SIM808 or
SIM800C-DS
+CMIC: (0-3),(0-15)
OK
Difference:
The default gain level of main audio channel is 10.
The default gain level of aux audio channel is 11 in SIM800H, SIM800L, SIM808 and