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Serial communication is the standard USB connection between the Arduino and a computer with a standard USB A to B cable or through the TX/RX pins using a USB to serial converter. It can also refer to the serial library.

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I have connected a MAX232 chip for RS232 communication with my Arduino. The chip input is connected to Arduino Tx and it is getting power from external 3.3 volt dc power source. My Arduino is also ge …
asked Sep 3 '18 by Moithil Biswas