Tag: circuit diy

How to Make Automatic Stair Lights Controller

How to Make Automatic Stair Lights Controller

Building an Automatic Stair Lights Controller using Arduino Nano is a fun and easy DIY project that can enhance the safety and ambiance of your home. The components used in this project, such as the Arduino Nano, ULN2803 IC, and HC-SR04 Ultrasonic Distance Sensor Modules, are affordable and easily accessible, making it perfect for DIY enthusiasts.

How to Make 4-Digit Passcode Door Lock

How to Make 4-Digit Passcode Door Lock

Making a 4-digit passcode door lock using an encoder and a TM1637 module is straightforward with the right components and a little bit of programming knowledge. The encoder converts the input from a numerical keypad into a unique code that operates the door lock, while the TM1637 module displays the entered code on a 4-digit 7-segment display.

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