Project: Automatic Alcohol Dispenser
This is my own version of automatic (No touch / touchless) alcohol / sanitizer dispenser. This is especially useful during this COVID19 pandemic. In here, we will be using an … Read More
Tag: hc-sr04
TUTORIAL: How to use HC-SR04 Ultrasonic Sensor with Arduino
This tutorial is about the commonly use HC-SR04 ultrasonic sensor. We will give some details about it, explain how it works, and at the last part we will create an … Read More