SoftwareSerial(rxPin, txPin)



A call to SoftwareSerial(rxPin, txPin) creates a new SoftwareSerial object, whose name you need to provide as in the example below.

You need to call SoftwareSerial.begin() to enable communication.


  • rxPin: the pin on which to receive serial data
  • txPin: the pin on which to transmit serial data


#define rxPin 2
#define txPin 3
// set up a new serial port
SoftwareSerial mySerial =  SoftwareSerial(rxPin, txPin);

See also

Libraries Reference Home

The text of the 86Duino reference is a modification of the Arduino reference and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.

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