Specifications
SIM900 AT Command Manual       
SIM900_AT Command Manual_V1.03  224  12/24/2010 
terminate> 
13.5 SIM Toolkit Commands 
Demonstration  Syntax  Expect Result 
Select the 1
st
 menu item: individual 
assistance 
AT*PSSTK="MENU 
SELECTION",1 
*PSSTK: "SELECT 
ITEM",0,0,,0,0,1,0,0,5 
Go to the menu of individual assistance 
AT*PSSTK="GET 
ITEM LIST",5 
*PSSTK: "GET ITEM 
LIST",1,1,2,5E2E52A9,0,0,0 
*PSSTK: "GET ITEM 
LIST",2,2,2,752862377BA174
06,0,0,0 
*PSSTK: "GET ITEM 
LIST",3,3,2,52067EC47BA17
406,0,0,0 
*PSSTK: "GET ITEM 
LIST",4,4,2,7FA453D16D886
06F,0,0,0 
*PSSTK: "GET ITEM 
LIST",5,5,2,65E57A0B63D09
192,0,0,0 
OK 
Select 1: help  AT*PSSTK="SELECT 
ITEM",1,1,0,0 
*PSSTK: 
"NOTIFICATION",1,19,1,2,5
3D190014FE1606F2026,0,0 
Go back to main menu 
AT*PSSTK="NOTIFIC
ATION",1,0 
*PSSTK: "END SESSION" 
13.6 Audio Commands 
Demonstration  Syntax  Expect Result 
DTMF tones  AT+CLDTMF=2, 
"1,2,3,4,5" 
OK 
13.7 SMS Commands 
Demonstration  Syntax  Expect Result 
Set SMS system into text mode, as 
opposed to PDU mode. 
AT+ CM GF= 1  OK 
Send an SMS to myself.  AT+CSCS="GSM"  OK 










