In an era where homeowners frequently leave for work or education, robust security for residences is imperative. Traditional security measures, including window and door locks, present challenges such ...

Use an ATtiny85 to display sensor values on an I2C LCD (equiped with PCF8574): GY21P (Si7021+SHT21) I2C sensor, temperature and relative humidity DS18b20 Dallas sensor, one wire, temperature I had ...

In this project, we'll go over how to interface a 4x4 membrane keypad with an Arduino microcontroller. By the end of this tutorial, you'll be able to read the state of the keypad and determine which ...

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 ...

Launched several months ago, the TTGO T-Encoder is a USB-powered rotary encoder with ESP32 microcontroller offering WiFi and Bluetooth connectivity, and now, you can build a keypad with rotary encoder ...

In this tutorial, we will discuss DS18b20 Temperature Sensor pinout, working, and how to interface DS18B20 Sensor with Arduino. This article includes Complete Arduino DS18B20 Sensor Code, Circuit ...

Arduino Code for DS18B20: I have used the below Arduino Code. This Arduino Code uses OneWire Library for DS18B20 and Crystal Liquid Library for LCD. I have displayed the values of atmospheric ...