ARDUINO
Saatja ja vastuvõtja
Kui saatja poolel vajutada nuppu, siis vastuvõtja poolel läheb lamp põlema.
Saatja nupuga
#define rfTransmitPin 4
#define ledPin 13
#define buttonPin 2
int buttonState = 0;
void setup() {
pinMode(rfTransmitPin, OUTPUT);
pinMode(ledPin, OUTPUT);
pinMode(buttonPin, INPUT);
}
void loop() {
buttonState = digitalRead(buttonPin);
if (buttonState == HIGH) {
digitalWrite(rfTransmitPin, HIGH);
digitalWrite(ledPin, HIGH);
} else {
digitalWrite(rfTransmitPin, LOW);
digitalWrite(ledPin, LOW);
}
}
Vastuvõtja lambiga
#define rfReceivePin A0 //RF Receiver pin = Analog pin 0
#define ledPin 13 //Onboard LED = digital pin 13
unsigned int data = 0; // variable used to store received data
const unsigned int upperThreshold = 70; //upper threshold value
const unsigned int lowerThreshold = 50; //lower threshold value
void setup(){
pinMode(ledPin, OUTPUT);
Serial.begin(9600);
}
void loop(){
data=analogRead(rfReceivePin)
if(data>upperThreshold){
digitalWrite(ledPin, LOW); //If a LOW signal is received, turn LED OFF
Serial.println(data);
}
if(data<lowerThreshold){
digitalWrite(ledPin, HIGH); //If a HIGH signal is received, turn LED ON
Serial.println(data);
}
}