Taste The Code on MSN

Oximeter monitor with OLED display using MAX30105 sensor on NodeMCU

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

This fully metal phone also has a rear dot matrix display

TECNO has revealed the POVA Metal Tonino Lamborghini Limited Edition phone, which is an all-metal 5G device. In addition to using a metal body, it also features a unique dot matrix display on the rear ...
Hackaday

LED Hacks

If you’re intending to work at your desk for long periods of time, good lighting is a must, as it can help stave off eye strain and mental fatigue. It was a desire for more comfortable productivity ...
Live Science

World's smallest QR code can store data for thousands of years ‪—‬ but you need an electron microscope to see it

Scientists created a tiny matrix that stores data by etching its grid into a thin ceramic film with a focused ion beam. When you purchase through links on our site, we may earn an affiliate commission ...
Hackaday

Demonstrating Gray Codes With Industrial Display

Many people base huge swaths of their lives on foundational philosophical texts, yet few have read them in their entirety.
IEEE

An Analog PWM, Sweep Driver Enabling 240-Hz Frame-Rate Active-Matrix Micro-LED Displays

Abstract: A 9-bit sweep driver is proposed, enabling 240 Hz frame rate of a 4.5-inch active-matrix Micro-LED display with 160 × 90 resolution via analog pulse-width modulation (APWM). This sweep ...