Lesson 67: Controlling 8 channel relay with a 4x3 keypad to control 4 AC or DC loads

This tutorial explains how to use a 4x3 keypad with Arduino to control 4 channel relay module to turn ON (keep ON) or turn OFF (keep OFF). This a great home or industrial automation project. 📚⬇️ Download and resource page https://robojax.com/RJT478 📚⬇️ Download and resource page https://robojax.com/RJT155 The best thank you for me is to not to skip ads and Subscribe 🔔 to my channel, like 👍 the video It is greatly appreciated. 🔔 😊. I will reply to all Subscriber's 🔔 questions. So make sure to Subscribe and enable the bell 🔔.😊 ** Purchase 8ch relay from affiliated stores ** Amazon Canada: https://amzn.to/3qF3JoV Amazon USA: https://amzn.to/3ELNYl8 Amazon UK: https://amzn.to/3pF8Giu https://amzn.to/3459Hrz Amazon Germany: https://amzn.to/3sNigls AliExpress: https://s.click.aliexpress.com/e/_ArO4xe Banggood: https://www.banggood.com/custlink/Dm3... eBay: https://ebay.us/oGkmyR ** Purchase Arduino Start Kit ** Amazon USA: https://amzn.to/3z88F9G or just UNO board https://amzn.to/3aY7KOL Amazon Canada: https://amzn.to/31an88J or just UNO board https://amzn.to/3pYxSNN Amazon Europe (all Europe): or Just uno board https://amzn.to/2PgGItD AliExpress: https://s.click.aliexpress.com/e/_9uc7Xe Banggood: https://www.banggood.com/custlink/3GD... or UNO board https://www.banggood.com/custlink/vKm... eBay: https://ebay.us/B1JWLi Starts with introduction and hardware 00:00 Introduction 05:53 Wiring Explained 07:24 Code explained 15:41 Arduino code running demonstration ======Buy this ==== keypad from Amazon: https://amzn.to/3lExnag 8 channel relay from Amazon: https://amzn.to/32NVQ5B #robojaxArduinoCourse #robojax_keypad #robojax_relay Related videos: 4x1 keypad    • How to use 4x1 push button keypad in Arduino   4x3 keypad and get code:    • How to use 4x3 Keypad with Arduino RJT104   4x4 hard keypad :    • How to use 4x4 matrix hard keys keypad  wi...   5x4 keypad    • How to use 5x4 20 keys keypad  with Arduin...   All keypad videos: https://www.youtube.com/robojaxTV/sea... Tutorial by Ahmad Shamshiri form Canada Subscribe To my channel now http://bit.ly/rj-subscribe **************************** If you found this tutorial helpful, please support me so I can continue creating contents like this. (PayPal): 🔥https://paypal.me/robojaxTV Follow me on Facebook http://fb.me/robojaxTV Follow me on TikTok   / robojaxtv   Follow me on Twitter:   / robojaxtv   Follow me on Instagram:   / robojax   Get other projects code ⬇️ 🔥http://robojax.com *** AFFILIATE PROGRAM *** We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.