The older members among you can still remember DVD-ROM drives well: let's take another look at the inner values of a past technology.
by Ingo Lohs
How to measure heart rate with an Arduino.
by Ingeimaks Ingeimaks
In this tutorial, I am going to talk about the PCF8574 8-bit GPIO port extender.
This project will show you how to use an RGB LED.
You'll learn how to store the last command used for actuate or desactuate a charge/device.
by PCBWay and Silícios Lab
Sending Machine to Machine Commands with a Twilio SIM and an Arduino MKR GSM 1400.
by Christopher Konopka
How to play an MP3 file with Twilio Programmable Wireless, Go and the Arduino MKR GSM 1400.
Using an Arduino MKR and L298N H-bridge to drive a NEMA 17 stepper.
Set up high speed PWM (1Hz - 1MHhz) to one of your IO pins.
How to go from theory to a practical working prototype.
by Marc De Loor
A wireless IR communication that can be used for controlling the robot and even the home appliances through a single TV remote.
First, we will simply show some data on the screen. In the second example, we will show DHT22 sensor data on the LCD.
by Muhammad Aqib
Detecting DTMF encoded digit by capturing mic input with an Arduino Uno.
If there will be no traffic on the other signal, one shouldn’t wait for that signal. System will skip that signal and will move on next one.
I found limited documentation on the usage of a color sensor I recently purchased, so here is my attempt to make it more simple.
You will learn how I converted an RC car from my childhood days to an Arduino-based RC car.
In first part, we will show DHT22 sensor's data on the OLED. In the second part, we will display iPhone, Samsung and LG's logos on OLED.
In the first example, we will send “Hello world” command to blink the LED. In the second example, we will do bidirectional communication.
We will store the data of the DHT22 temperature and humidity sensor in the database and then we will show this on the webpage.
Create a cool watch with Arduino.
How to control a component via Bluetooth using an HM-10 module.
Record and play back a few seconds of input stored in EEPROM.
With a Windows tablet, Arduino, and HC-SR04, you can create a graphical caliper to show the distance.
by Philip Ushijima
In this article, we will explain the meaning of Digital Image Processing (DIP) and the reasons for using hardware like Pixy.
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