hi im working on the project SMS BASED NOTICE BOARD. in this im using Gsm module Simado matrix gdt 11. it will be interfaced with 8051 microcontroler.. we have all the circuits diagram of the project but the problem is that i dont understand how data transfer between gsm module and microcontroler will take place and how to apply At commands to the GSM Modem. do we have to give the comands using pc?? plz somenody reply at the earliest.. thank u.
Note that this is a very, very, very common project, and there are literally hundreds - probably even thousands - of examples all over the internet.
www.lmgtfy.com