I have connected the Rx, Tx and Gnd pins from the cell phone to that of the microcontroller...Now how do i program so that a particular relay is turned on that is a digital output pin is set to a 'high'' value upon receving a call from a paricular number or a particular sms. I know i will have to u…

Serial Communication between a cell phone and Arduino Mega 2560

system October 7, 2011, 8:30pm 3

Thanks a lot!

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