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SoftwareSerial: isListening()

Description

Tests to see if requested software serial port is actively listening.

Syntax

mySerial.isListening()

Parameters

none

Returns

boolean

Example

#include <SoftwareSerial.h> // software serial : TX = digital pin 10, RX = digital pin 11
SoftwareSerial portOne( 10 , 11 ) ; void setup ( )
{
  // Start the hardware serial port
  Serial.begin ( 9600 ) ;   // Start software serial port
  portOne.begin ( 9600 ) ;
} void loop ( )
{
  if (portOne.isListening ( ) ) {
   Serial.println ( "Port One is listening!" ) ;
}

See also


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