Voice Calling Using GSM Modem

Thanks Sir,

I appreciate your reply and i got many things from it but i just want to know that in serial port data received event i got reply at first time and second time it returns empty.

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Delpin Susai Raj10y ago

https://sourceforge.net/directory/os:windows/?q=voice%20call%20gsm%20modem

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Delpin Susai Raj10y ago

http://stackoverflow.com/questions/7107572/voice-call-through-gsm-modem

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Delpin Susai Raj10y ago

http://www.activexperts.com/serial-port-component/tutorials/gsmdial/

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Delpin Susai Raj10y ago

try it

http://www.testech-elect.com/enfora/tutorial_gsm_datacall.htm

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