int LEDR[] = {6, 7, 8}; // anod int LEDC[] = {A3, A4, A5}; // catod int n =3;
void setup() { Serial.begin(9600); for (int i = 0; i < n; i++) { pinMode(LEDR[i], OUTPUT); digitalWrite(LEDR[i], LOW); pinMode(LEDC[i], OUTPUT); digitalWrite(LEDC[i], HIGH); } } void led(int istart, int jstart) { digitalWrite(LEDR[istart], HIGH); digitalWrite(LEDC[jstart], LOW); delay(1000); digitalWrite(LEDC[jstart], HIGH); digitalWrite(LEDR[istart], LOW);
}
void loop() { int randi = random(0, 3); int randj = random(0, 3); Serial.print(randi); Serial.print(" "); Serial.println(randj); led(randi, randj); }