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Pollu-O-Meter

“ABSTRACT: In the United States, 25 million people in the world have asthma, a respiratory illness, that causes difficulty breathing. This illness can be triggered by many factors such as air quality, pollen, dust, temperature, etc. Once triggered, asthma causes …

Arduino Clock With DS3231 And LCD1602

“This project is part of a bigger one but it can be a standalone project. It’s basically a clock with two buttons for setting the time and date. It doesn’t look that great on the breadboard with all …

Arduino Cyclone Reaction Time Game

“In this instructable, we walk through how I made a “Cyclone” - type arcade game using an Arduino. This game also includes a reaction timer mode. Let’s get started! A list of things you will need: Arduino Uno LCD Screen …

Arduino Laser Turret

“This is a servo laser turret controlled by two potentiometers for x and y planes. It has two playing modes. Manual mode lets you control the laser and hit the targets within a time limit. When you hit the target …

Self Snoozing Alarm Clock

“Getting up in the morning is hard. Who hasn’t placed an alarm clock on the other side of the room to try to make themselves get out of bed to turn it off? What if we could make that …

Breathalyzer With Arduino

“The objective of this project is to build a functional breathalyzer using an Arduino.”

Raspberry Pi - Smart Office

“What is the application about? OfficeHelperBOT is an application targeted towards a smart office setting. 2 Raspberry Pi 3 Model B would be setup for this. Raspberry Pi 1 would be the main machine which will take in all the …

Iot Ca2 - Smart Door

“Description: It is a door locking system for a room.Registered users will be able to use a RFID card to get in, and the lights for the room will turn on. If a wrong RFID card is tapped, the …

Arduino Uno-Based, Easy-to-Build Pet Feeder

“This is an easy to build pet feeder with 2 timers and accurate portions delivered each time. Why another Pet Feeder? My version of a pet feeder is based on an Arduino microcontroller. The materials used are relatively cheap and …

Propagator Thermostat Using ESP8266/NODEMCU And Blynk

“I recently bought a heated propagator, which should help to get my flower and vegetable seeds germinating earlier in the season. It came without a thermostat. And because thermostats are quite expensive, I decided to make my own. As I …