This paper presents a library for Arduino that allows interfacing a 16x2 LCD display with the HD44780 controller via the PCF8574 I2C expander. The library provides basic functions for displaying text ...

I decided to create a Smart AC watt-hour meter after experiencing a spike in my electricity bill that left me both shocked and curious. Each month, I tried to be mindful of my energy use, but I ...

This project aims to build a digital clock using a real-time clock chip (DS3231) with battery backup, a liquid crystal display (JHD 204A), and an Arduino Uno board. Let us try to design our own ...

O LCD Keypad Shield nos permite desenvolver uma série de projetos que precisem de input e output visual, como relógios, menus e jogos simples. Nesse tutorial você aprenderá: Um pouco mais sobre o LCD ...

This Arduino-powered guillotine is truly astounding. If the video player is not working, you can click on this alternative video link. If you are losing your will to live cutting paper using a ...

Step 1: Take a cardboard sheet and mark for different coin sizes as shown in the below figure. Then carefully cut the marked portions. Cutting of these portions must be done accurately; otherwise, the ...

The pets need to be fed timely so that they could maintain good health. The pet owners aren’t available at the home 24/7, sometimes they go for business meetings to another city or someone else’s ...

Pressure myography, one of the most commonly used techniques in vascular research, measures the diameter of isolated, pressurized arteries to assess the functional activity of smooth muscle and ...

Live-trapping of urban rodents and other small mammals poses several challenges for researchers and pest control professionals (PMPs). Most traps are novel to the natural environment and elicit ...

While preparing our race car (a 1996 Dodge Neon decorated to look like an upside down cow) for the 2013 Chubba Cheddar LeMons Race, it became apparent we were going to need to get creative when it ...