I am trying to send data through GPRS/GSM modem which has SIM900 modem module. I have the sim card of vodafone. The commands I am giving through the Hyper Terminal are
Can anyone tell me the exact commands for SIM900?
The problem I am facing is that the response to the commands at+cgdcont and at+cipstart is ERROR.at+cipshut
at+cgatt=1
at+cgdcont=1,"IP","portalnmms"
at+cstt="portalnmms","",""
at+ciicr
at+cifsr
at+cipstart="TCP","xx.xxx.xxx.xxx","xxxx"
at+cipstatus
at+cipsend
Can anyone tell me the exact commands for SIM900?