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SoftwareSerial: read

Description

Return a character that was received on the RX pin of the software serial port. Note that only one SoftwareSerial instance can receive incoming data at a time (select which one with the listen() function).

Parameters

none

Returns

the character read, or -1 if none is available

Example

SoftwareSerial mySerial(10,11);

void setup()
{
  mySerial.begin(9600);
}

void loop()
{
  char c = mySerial.read();
}
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See also

Reference Home

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