How to use INA219 current sensor with arduino and Make DIY wattmeter with it

INA219 current sensor

If you want sense electric DC current, then you will have some current sensors options. The current sensor can vary depends on what needed. We can decide which sensor to use based on its capability to sense the current. In this tutorial we will learn how to use INA219. So why INA219? In my opinion, …

Temperature and Humidity Sensor DHT11 with arduino Tutorial – Make OLED Termometer

DHT11 with OLED display (DIY thermometer)

DHT11 is cheapest temperature and humidity sensor compare to another sensor. It has 3 pins that we can easily interface with arduino. It uses single-bus operation. DHT11 Specification PCB size 22.0mm X 20.5mm X 1.6mm Working voltage 3.3 or 5V DC Operating voltage 3.3 or 5V DC Measurement range 20-95%RH;0-50℃ Resolution 8bit(temperature),8bit(humidity) Compatible interfaces 2.54 …

How to use GPS with arduino – GPS NEO 6M tutorial

NEO 6M GPS with arduino

GPS is kind popular right now. Many modern devices use this for tracking purposes or just help you navigate when you are lost. GPS Neo 6M is one of most popular GPS module that we can use easily with arduino. This module use serial to communicate with another device.  NEO 6M GPS Wiring with arduino …

How to use Infrared Remote With arduino

Infrared remote and receiver module for arduino

We can find infrared remote everywhere. Your TV, your Air Conditioner, and so many devices that use infrared remote. How if we build our device that can be controlled by infrared remote too? it’s simple using arduino. We just have to buy an infrared remote module. We will get infrared receiver module and the transmitter. …

Coin Acceptor or Coin Sensor Tutorial with Arduino

This Coin Acceptor works by compare the coin that already inserted in this sensor (blue color at sensor) with the coin that inserted at the front hole. If the coin is the same, the coin will accepted, but if coin is different, the coin will be rejected.

Easy Pulse Plugin Heartbeat Sensor with arduino Tutorial

easy pulse plugin sensor

There are some heartbeat sensor in market with cheap price. I’ve used three of them. In my opinion, the most stable is easy pulse plugin.

Non Contact Temperature Sensor MLX90614 With Arduino Tutorial

MLX90614 contactless temperature sensor

MLX90614 can measure an object temperature without touch the object. It is also can measure high temperature. And it is easy to use with an arduino.