In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...
Abstract: Microscale light-emitting diodes (Micro-LEDs) have attracted intensive research attention due to their potential applications in high-resolution displays, wearables, and VR/AR headsets.
YouTuber EastMakes set out to build something, a true RGB 14-segment display module. Wanting a retro alphanumeric display style for a large LED message board project, he designed his own module using ...