Learn how to easily adjust the contrast of a 1602 LCD display using Arduino. In this quick tutorial, I’ll show you a simple trick to control the contrast electronically, without relying solely on the ...

Another day, another ESP32-P4 RISC-V MCU board with the ESP32-P4-MINI equipped with an ESP32-C6 wireless module and exposing all I/Os through two 34-pin GPIO headers. The board also features two USB-C ...

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Among all the Arduino boards, the Uno is most folks' go-to choice, and for good reason. It's the perfect platform to get started with Arduino, it's capable enough to handle a wide range of tasks, and ...

Based on RPi.GPIO, it writes instructions to a 16x2 LCD module through Raspberry Pi's GPIO pins directly. This is not for interfacing an I2C LCD. Since it's not for realtime applications, the clock ...

Perhaps one of the most common modules in an Arduino starter kit, the RGB LED lets you create all sorts of colors with just four pins from the Arduino. This tutorial demonstrates two ways to use this ...

In this digital age, we come across LCDs all around us from simple calculators to smartphones, computers and television sets, etc. The LCDs use liquid crystals to produce images or texts and are ...