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[51] Gsm sim-300 interfacing problem

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dhinesh sunder

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hi geeks

I m working currently on a SMS-driven LCD display I m using at89s52 microcontroller , jhd204a lcd display and sim 300 gsm module

the concept of the project is to display the msg from the authorized user in the LCD display and if the msg is frounm the authorized user the LCD should display "msg from unknown" and should forward the number of the unauthorized user to the authorized display

the problem is my gsm is not displying the msg in LCD display

pls help me
 

I have attached the code in a .txt file sir
 

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  • code.txt
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Hi Dhinesh ,
Have you successfully completed this project?
i am also having the same problem that how i get the OK from the GSM module on LCD after sending AT to GSM module. :(
 

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