Processing

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Documentation→Libraries→Core→Serial→Serial

Name

readChar()

Class

Serial

Description

Returns the next byte in the buffer as a char. Returns -1 or 0xffff if nothing is there.

Examples

  • // Example by Tom Igoe

import processing.serial.*;

Serial myPort;  // The serial port:

void setup() {
  // List all the available serial ports:
  printArray(Serial.list());
  // Open the port you are using at the rate you want:
  myPort = new Serial(this, Serial.list()[0], 9600);

}

void draw() {
  while (myPort.available() > 0) {
    char inByte = myPort.readChar();
    println(inByte);
  }
}

Syntax

  • serial.readChar()

Parameters

  • serial(Serial) any variable of type Serial

Return

  • char
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