Data Sheet

Smart Machine Smart Decision
21 ATC Differences among SIM800 Series
21.1 AT+SIDET
SIM800V, SIM840V,SIM800W, SIM800H,SIM800L,SIM800,SIM800M64,
SIM840W,SIM800W16,SIM840W16 SIM808
AT+SIDET=? AT+SIDET=?
+SIDET: (0,1),(0-16) If it is SIM800 and SIM800M64
+SIDET: (0, 2 ),(0-16)
OK
OK
If it is SIM800H, SIM800L and SIM808
+SIDET: (0-3),(0-16)
OK
Difference:
21.2 AT+CMIC
SIM800V, SIM840V,SIM800W, SIM800H,SIM800L,SIM800,SIM800M64,
SIM840W,SIM800W16,SIM840W16 SIM808
AT+CMIC=? AT+CMIC=?
+CMIC: (0,1),(0-15) If it is SIM800 and SIM800M64
+CMIC: (0, 2 ),(0-15)
OK
OK
If it is SIM800H, SIM800L and SIM808
+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 and SIM808.
The default gain level of aux audio channel is 9 in SIM800V, SIM840V, SIM800W, SIM840W,
SIM800W16 and SIM840W16.
SIM800 Series_AT Command Manual_V1.05 362 2014-07-31