how to recieve msg from owner to gsm

hai, how to recieve the message from a particular number to gsm model using 8051 while others should be regratted and sending the msg from unknown number and details to owner ..... please explain...
how to recieve msg from owner to gsm

hai, how to recieve the message from a particular number to gsm model using 8051 while others should be regratted and sending the msg from unknown number and details to owner ..... please explain...
HOW can write a message when recieved an interrupt

please tell me how can i send a message to lcd while recieved one interrupt. because i cant write a lcd command in ISR at keil compiler. please advise me javad majd
HOW can write a message when recieved an interrupt

please tell me how can i send a message to lcd while recieved one interrupt. because i cant write a lcd command in ISR at keil compiler. please advise me javad majd
HOW can write a message when recieved an interrupt

please tell me how can i send a message to lcd while recieved one interrupt. because i cant write a lcd command in ISR at keil compiler. please advise me javad majd