In this tutorial, I am going to talk about the PCF8574 8-bit GPIO port extender.
Improved version of the soldering iron controller for Hakko 907 iron.
To simplify building the controller, LCD screen is implemented.
Project tutorial by Alexander
The software library to calculate moon age, sunrise and sunset time.
The Companion IC is a very cool looking Clock + Ohmmeter + Capacitance Meter + Diode Tester!
Project tutorial by Srijal Poojari
Tutorial of Shift Register 74HC595, drivers like ULN2803, UDN2981, transistor BC327, making your designs more robust and reliable!
Measure rotation speed (RPM) with Optocoupler and Encoder disk and Arduino - Quick and Easy!
by Boian Mitov
In this project, you can measure typically up to 48V. It is recommended to use Arduino digital voltmeter as “0-48V DVM”.
Project showcase by KumarB
Control your Commodore C-64, reset C64, select Kernal, BASIC and Charset ROM, SD2IEC device#, info display.
Project tutorial by Oe7Twj
Build a treasure chest or use an existing storage box, attach a push-button quadrature rotary encoder (endless spinning dial) and lets go!
Connect Matrix Keyboard using only 2 Arduino pins by using PCF8574/PCF8574A I2C GPIO - Quick and Easy!
Project tutorial by Boian Mitov
On this simple tutorial, we will explore how to discover colors using an Arduino and the TCS 3200 sensor, displaying it on an LCD.
Project tutorial by MJRoBot
In this project, I am going to make a LAN cable tester with just a few basic electronics components. It cost me just a bit over $3.
I built the right and left mouse buttons with wall switches.
Track display for a Commodore 1541 floppy drive (retro hardware).
Project showcase by Oe7Twj
Arduino Nano and Visuino: Convert Acceleration to Angle From Accelerometer and Gyroscope MPU6050 I2C Sensor - quick and easy.
A study for a linear measuring device with Arduino and photoelectric rotary encoder.
Project tutorial by fmarzocca
Easily connect Arduino boards at a great distance over RS485 with Visuino.
ESP8266 Arduino Programming Tutorial - Easy to learn, step by step.
Make a Linux distribution that is focused on the development of Arduino and IoT. It's a Distro for Arduino.
Project showcase by CESARMASSARI
A maker kit designed for Egyptian girls who want to learn electronics.
Project showcase by Ethafa
Using the built-in Arduino EEPROM to save and restore values - Quick and Easy.
Measuring Ambient Light with I2C BH1750 Digital Light Sensor and Arduino - Quick and Easy
Control a relay connected to Arduino with an infrared remote - quick and easy.
Dear friends welcome to another tutorial! Today we are going to learn how to use this analog voltmeter with Arduino.
Project tutorial by Nick Koumaris
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