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Using four push buttons to control four channel relays with an Arduino

You will learn how to control a 4-channel relay with four push buttons. Press and hold a button to keep the relay ON and release to turn it OFF using the provided Arduino.

This code is to toggle the light. If you want to push and hold to turn ON and release to turn OFF, see this code.

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Using 4 Push buttons to control 4 relays with Arduino

Using 4 Push buttons to control 4 relays with Arduino

Using 4 Push buttons to control 4 relays with Arduino

Using 4 Push buttons to control 4 relays with Arduino