This is simple video which can control security door lock system with Arduino Uno or any electrical appliances with your own security passcode using keypad module.
Download the code here;https://github.com/passion-tech/Hello...
Download schematic here;https://github.com/passion-tech/Hello...
Download LiguidCrystal_I2C zip file here; https://github.com/passion-tech/Hello...
Watch video How to use keypad with Arduino door lock system online, duration hours minute second in high quality that is uploaded to the channel Passion Tech KLM 24 October 2020. Share the link to the video on social media so that your subscribers and friends will also watch this video. This video clip has been viewed 10,576 times and liked it 122 visitors.