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You are here: Home / Replies / however you interface a gsm

however you interface a gsm

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Projects › Projects › how to made relay on/off using gsm sms? › however you interface a gsm

January 25, 2013 at 11:38 am #9053
Hariharan
Participant

however you interface a gsm module it need to a microcontroller to understand the DTMF(dial tone mode frequency) of your mobile…..

 

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