I have a Raspberry Pi with a SIM900 GSM add-on board connected. I have managed to establish a GPRS connection with pppd by following this guide. (It's for a different GSM module but the steps are t...

I am using SIM900 GPS/GPRS module shield connected to an Arduino Uno, how will I be able to parse the response of my AT commands? Or how will I be able to remove the 1st line printed in the serial ...

I faced a problem to send 1 SMS if an input is HIGH,and if it is LOW==> no SMS to send,if LOW to HIGH==> send 1 SMS. this code not working,just sent SMS when I turn the GPRS on,and after noth...

I have set up a ITEAD sim900 GSM module to interface with raspberry pi. I believe I have established a gprs connection to AT&T though wvdial as I get these results. --> WvDial: Internet d...