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 ...
In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...
A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You ...
While searching for new products on AliExpress, I came across the SayoDevice OSU O3C, which looks very similar to other macro ...
The I2CKeyPad8x8 library implements the reading of a 8x8 keypad by means of a PCF8575. Smaller keypads, meaning less columns or rows (e.g. 5x4) can be read with it too. Sometimes you need to control ...
Abstract: This system presents the design and implementation of a password-based door lock system integrated with LED light control for enhanced security. The proposed system allows password entry ...