This reference is for Processing 3.0+. If you have a previous version, use the reference included with your software in the Help menu. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Core Javadoc and Libraries Javadoc.
| Class | |||
|---|---|---|---|
| Name | read() |
||
| 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) {
int inByte = myPort.read();
println(inByte);
}
}
| ||
| Description | Returns a number between 0 and 255 for the next byte that's waiting in the buffer. Returns -1 if there is no byte, although this should be avoided by first cheacking available() to see if data is available. | ||
| Syntax | serial.read() | ||
| Parameters |
| ||
| Returns | int |
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