an automatic inverter system using pic16f877a with a gsm which generates sinewave as outputs. the system must be able to send message to the GSMand vice verse and also the GSM is used to turn on the inverter on or off , and if there is a problem the inverter send message to the [login to view URL] be able to charge its battery.
Having 2.5 of years in GSM Based product Development !
As i understood the requirement is to communication between Inverter System and GSM over SMS and added functionality should be 1) On / Off the Inverter over SMS through user
2) Malfunction notification sending to user
These Functionality Can be implemented easily...!