Ha li-Leds tsohle li buletsoe e emela motsotsoana o le mong ebe e tima led motsotsoana o mong le o mong, ho tloha ho led4 ho fihlela ho led1.
Relay1 e lekoa ho tloha pin 4, relay2 ho tloha pin7, relay3 ho tloha ho 8 le relay4 ho tloha pin 12.
Phetoho e laeloa ke ts'ebetso ea "digitalWrite()".
Ha li-relay li setiloe joalo ka LOW, lebitso la "Common" (C) le hokahanngoa le lebitso la "Tlwaelehileng le Koetsoeng" (NC).
Ho e-na le hoo ha li-relay li behiloe e le HIGH, "Common" (C) contact switches 'me e hokela ho "Normally Open" (NO) lebitso.
Mona u ka khoasolla Schematic of 4-Relays Shield.
Khoutu e felletseng le tlhaloso e qaqileng ea eona e bontšitsoe fatše.
/*4-Relays Shield Example*/
// hlalosa ho fetoha
int RELAY1 = 4;
int RELAY2 = 7;
int RELAY3 = 8;
int RELAY4 = 12;
void setup()
{
//set Relays e le Output
pinMode(RELAY1, OUTPUT);
pinMode(RELAY2, OUTPUT);
pinMode(RELAY3, OUTPUT);
pinMode(RELAY4, OUTPUT);
void setup()
{
//set Relays e le Output
pinMode(RELAY1, OUTPUT);
pinMode(RELAY2, OUTPUT);
pinMode(RELAY3, OUTPUT);
pinMode(RELAY4, OUTPUT);
}
void loop()
{
digitalWrite(RELAY1, HGH); // E BUA Led1
tieho(1000); // Ema metsotsoana e 1
digitalWrite(RELAY2, HGH); // E BUA Led2
tieho(1000); // Ema metsotsoana e 1
digitalWrite(RELAY3, HGH); // E BUA Led3
tieho(1000); // Ema metsotsoana e 1
digitalWrite(RELAY4, HGH); // E BUA Led4
tieho(1000); // Ema metsotsoana e 1
digitalWrite(RELAY4, LOW); // E tima Led4
tieho(1000); // Ema metsotsoana e 1
digitalWrite(RELAY3, LOW); // E tima Led3
tieho(1000); // Ema metsotsoana e 1
digitalWrite(RELAY2, LOW); // E tima Led2
tieho(1000); // Ema metsotsoana e 1
digitalWrite(RELAY1, LOW); // E tima Led1
tieho(1000); // Ema metsotsoana e 1
}