4 Channel Relay Module Library For Proteus New Official

Connect the components according to this standard automation schematic:

Place an component (AC Source) and a LAMP component in your schematic. 4 channel relay module library for proteus new

void setup() // Initialize all relay pins as outputs for (int i = 0; i < 4; i++) pinMode(relayPins[i], OUTPUT); // Start with all relays OFF (For ACTIVE LOW module: HIGH = OFF) digitalWrite(relayPins[i], HIGH); Connect the components according to this standard automation

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