Circuito "Semáforo"
// C++ code // int led = 2; int led2 = 3; int led3 = 4; void setup() { pinMode(led, OUTPUT); pinMode(led2, OUTPUT); pinMode(led3, OUTPUT); } void loop() { digitalWrite(led, HIGH); delay(200); digitalWrite(led, LOW); digitalWrite(led2, HIGH); delay(200); digitalWrite(led2, LOW); digitalWrite(led3, HIGH); delay(200); digitalWrite(led3, LOW); }