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//independent exercise 1

int led1 = D2;

void setup() {
    // Configure the pins to be outputs
    pinMode(led1, OUTPUT);
   
    digitalWrite(led1, LOW);

    Particle.function("led1", ledControl);

}


void loop() {
    
}

int ledControl (String command) {
    int state = LOW; 

    if (command == "HIGH") {
        
        for (int i = 0; i < 3; i++) {
            digitalWrite(led1, HIGH);
            delay(500);
            digitalWrite(led1, LOW);
            delay(500);
        }
        return 1;
        
    } else if (command == "LOW") {
        state = LOW;
        return -1;
        }

}
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