#3Beginner
Semaforo
4.9(114)
229 completed
Progetto che simula un vero semaforo con LED rossi, gialli e verdi. Insegna la temporizzazione e la logica di controllo sequenziale.
Video
Circuit Diagram
Source Code
1void setup() {
2 pinMode(2,OUTPUT);
3 pinMode(3,OUTPUT);
4 pinMode(4,OUTPUT);
5}
6void loop() {
7 digitalWrite(2,HIGH);
8 digitalWrite(3,LOW);
9 digitalWrite(4,LOW);
10 delay(2000);
11 digitalWrite(2,LOW);
12 digitalWrite(3,HIGH);
13 digitalWrite(4,LOW);
14 delay(300);
15 digitalWrite(2,LOW);
16 digitalWrite(3,LOW);
17 digitalWrite(4,HIGH);
18 delay(2000);
19 digitalWrite(2,LOW);
20 digitalWrite(3,HIGH);
21 digitalWrite(4,LOW);
22 delay(300);
23}
