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Serial Echo On Arduino
/*
* serial_echo.pde
* -----------------
* Echoes what is sent back through the serial port.
*
* http://spacetinkerer.blogspot.com
*/
int incomingByte = 0; // for incoming serial data
void setup() {
Serial.begin(9600); // opens serial port, sets data rate to 9600 bps
}
void loop() {
// send data only when you receive data:
if (Serial.available() > 0) {
// read the incoming byte:
incomingByte = Serial.read();
// say what you got:
Serial.print((char)incomingByte);
}
}
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