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what is command SIM900d to take number from sim card

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TexHoTpoHuk

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Hi fiends ,
I have made GSM modul with SIM900d and PIC16F870 .
I make voice call and it work only if the gsm number is in code .
But i want SIM900 to take number from sim card . I have write number in sim phone book in first position.
For this i send via UART AT command :

AT+CPBS="SM"
ATD>SM1

And this not work ...

Could you please help me with code and commands .

My next question how i can make inspection when i have incoming voice call
if the number is in sim card - to switch relay

Regards !
 

come on boys , no one know how to read sim card ?

Please help me ...
 

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