Data Sheet
     Smart Machine Smart Decision 
SIM800 Series_AT Command Manual_V1.09  377  2015-08-03 
OK  OK 
Difference: 
SIM808 does not support AT+CSCLK=2. 
21.11 AT+CMMSDOWN 
SIM800V, SIM840V, SIM800W, SIM840W, 
SIM800W16,SIM840W16,SIM800L,SIM80
0H, SIM800, SIM800M64, SIM800G, 
SIM800C-DS 
SIM808,SIM800C,SIM800A,SIM800F 
AT+SGPIO=? 
+CMMSDOWN: "PIC", (1-307200), 
(5000-),"NAME" 
+CMMSDOWN: "TEXT", (1-15360), 
(2000-),"NAME" 
+CMMSDOWN: "TITLE", (1-40), (2000-) 
OK 
AT+CMMSDOWN=? 
+CMMSDOWN: "PIC", (1-307200), 
(5000-),"NAME" 
+CMMSDOWN: "TEXT", (1-15360), 
(2000-),"NAME" 
+CMMSDOWN: "TITLE", (1-40), (2000-) 
+CMMSDOWN: "AUDIO_ACC", (1-307200), 
(5000-),"NAME" 
+CMMSDOWN: "AUDIO_AMR", (1-307200), 
(5000-),"NAME" 
+CMMSDOWN: "AUDIO_BASIC", 
(1-307200), (5000-),"NAME" 
+CMMSDOWN: "AUDIO_MID", (1-307200), 
(5000-),"NAME" 
+CMMSDOWN: "AUDIO_MPEG", 
(1-307200), (5000-),"NAME" 
+CMMSDOWN: "VIDEO_3GPP", (1-307200), 
(5000-),"NAME" 
+CMMSDOWN: " VIDEO _MP4", (1-307200), 
(5000-),"NAME" 
OK 
21.12 AT+CFGRI 
SIM800V, SIM840V, SIM800W, SIM840W, 
SIM800W16,SIM840W16,SIM800L,SIM80
0H, SIM800, SIM800M64, SIM800G, 
SIM800C-DS 
SIM808, SIM800C, SIM800A, SIM800F 
AT+CFGRI? 
+CFGRI: 0 
AT+CFGRI? 
+CFGRI: 2 










