Hi all, I'm fairly new to Arduino and I would like some advice for a project with the following constraints. *4 Relays. *4 Push buttons. *Using the normally open contacts on all relays. *Activating a relay closes contacts. *Activate a relay with a push button (active low) (INPUT_PULLUP) type. …

Relay Control: 4 Relays, 4 Pushbuttons

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