arduino
Fingerprint Sensor AS608 | A Beginner’s Guide
One touch can replace keys. This project uses an optical fingerprint sensor to enroll users and then grant access with a quick scan. When…
arduino
Arduino Melody Player with Speaker
This melody player sounds way better once you swap in a proper speaker. I used the Mini Metal speaker from Adafruit and the difference…
arduino
Automated Boom Barrier System
The Automated Boom Barrier System is an easy way to control vehicle access. For example, it uses an ultrasonic distance sensor and a servo…
arduino
Touchscreen Drawing Demo with ILI9341 Display
Creating an interactive drawing demo with the ILI9341 Display is an exciting mix of hardware and software. For example, it shows the screen’s versatility,…
arduino
Dynamic OLED Animation Display with Arduino
Animating a tiny screen is a fun place to start if you’ve never done graphics on a microcontroller. This build is aimed at beginners…
arduino
Controlling Servo Movement with a Joystick Using Arduino Uno
Electronics and robotics can seem complex at first. For example, understanding motion control can be challenging for beginners. However, the “Controlling Servo Movement with…
arduino
Adafruit Audio FX Sound Board - WAV/OGG Trigger with 2MB Flash
A great addition to any project is the presence of audio effects. One of the best ways to integrate sounds into a project is…
arduino
Burning Bootloader into Nano CH340
The bootloader is the program burned into an Arduino board and runs the moment the Arduino is powered on or when the reset button…
arduino
LSM9DS0 As Impact Sensor
A recent project of ours involved using a sensor to detect when a small remote-controlled car hits an obstacle. What better sensor to use…
esp8266
Using AT commands on the ESP8266
In this tutorial, we are going to explore the pre-installed AT firmware inside the ESP8266. The AT Firmware The AT firmware is a pre-installed…
electronic modules
Bring Solar Power Into Your Sensor Project
Quite often, we want to place our sensors at locations where we have no access to a power outlet. The obvious solution is to…
electronic modules
GPS Fundamentals with UBLOX NEO-6M GPS Chip
GPS is rapidly evolving from just being useful to being essential in our current world. Fortunately, there is an easy-to-configure, low-powered, Arduino-supported chip called…