Framework (A-Z)

Reference for Wiring version 1.0 Build 0100+ If you have a previous version, use the reference included with your software. If see any errors or have any comments, let us know.

Class

Serial
Name

write()
Examples 
int data = 0;

void setup() {
  Serial.begin();
}

void loop() {
  data = analogRead(0);
  data = data / 4;
  // write the value stored in 
  // the variable data to the serial port
  Serial.write(data);  
}
Description The write() method writes a single byte to the serial port. This is often helpful for looking at the data a program is producing or to write data to other devices connected to the serial port.
Syntax 
serial.write(data)
serial.write(str)
serial.write(buf,len)
Parameters
data a value to send as a single byte
str a string to send as a series of bytes
buf an array to send as a series of bytes
len int: the length of the buf buffer
serial The hardware serial port, it can be Serial, Serial1 or if available Serial 2, Serial3.
Returns None
Usage Application
Updated on July 07, 2011 11:08:56pm PDT

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