Data Sheet

Smart Machine Smart Decision
displayed)
50 (Command data not understood by ME)
Parameter Saving NO_SAVE
Mode
Max Response Time -
Reference Note
Above are the possible terminal response value needed to be responded
by application. It’s modem’s responsibility to response for other terminal
response value.
5.2.6 AT+STKUSSD STK USSD setup
AT+STKUSSD STK USSD setup
Response
OK
Test Command
AT+STKUSSD=?
Parameter
See Write Command
Write Command Response
AT+STKUSSD=<c OK
ommand> ERROR
Parameter
<command > stk ss command
0 (Trigger modem to send STK USSD)
4 (Trigger modem to send STK USSD but icon cannot be
displayed)
50 (Command data not understood by ME)
Parameter Saving NO_SAVE
Mode
Max Response Time -
Reference Note
Above are the possible terminal response value needed to be responded by
application.It’s modem’s responsibility to response for other terminal
response value.
5.2.7 AT+STKDTMF STK sending DTMF
AT+STKDTMF STK sending DTMF
Response
OK
Test Command
AT+STKDTMF=?
Write Command Response
AT+STKDTMF=< OK
command> ERROR
Parameter
SIM800 Series_AT Command Manual_V1.05 138 2014-07-31