PHP:
//Example 3 On Off with 2 Switchs 1 www.altonji.net
const int ledPin= 13;
const int inputPin1 = 2;
const int inputPin2 = 3;
void setup ( )
{
pinMode(ledPin, OUTPUT);
pinMode(inputPin1, INPUT);
pinMode(inputPin2, INPUT);
}
void loop ( )
{
if (digitalRead(inputPin1) == HIGH)
{digitalWrite(ledPin, LOW); }
else if (digitalRead(inputPin2) == HIGH)
{digitalWrite(ledPin, HIGH); }
}