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 ...

In this video, I created a blood oximeter by using the MAX30105 particle sensor to figure out the changes in color of passing ...

Recently, ‘Liquid crystal display (LCD) vs. organic light-emitting diode (OLED) display: who wins?’ has become a topic of heated debate. In this review, we perform a systematic and comparative study ...

Stream decks are pretty useful in all kinds of contexts, but commercial models can feel a bit pricy for what is effectively a ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Dave Gershgorn Dave Gershgorn is a writer covering monitors, laptops, and ...

Two ready-to-upload Arduino sketches for finding the addresses of I2C devices on your bus. Stop guessing addresses and stop digging through datasheets — scan the bus directly and get the answer in ...

This project implements an embedded ultrasonic liquid level monitoring system with an LCD interface. The system measures the distance from the sensor to the liquid surface and converts this ...

Mark Ian posing with the Infinix NOTE Edge in Silk Green, showcasing the phone’s sleek curved display and lifestyle-ready design. Your phone is usually the first thing you see in the morning and the ...

OLED monitors continue to be some of the most popular displays among gamers and everyday users as we enter 2026, delivering stunning picture quality compared to alternative panel technologies. While ...