Hackaday

Two Microcontrollers Talking, All It Needs Is An LED

There are some projects that seem at first sight to be easy, but anyone who tries them finds a whole heap of unexpected problems and turns to the off-the-shelf device. PCB antennas for example, or ...

How pond algae led to a Nobel prize and a new way to study the brain

Karl Deisseroth, Peter Hegemann and Georg Nagel won for optogenetics, a technique that uses light to switch brain cells on ...
Nature

Medicine Nobel awarded for brain ‘switch’ that controls neurons with light

Karl Deisseroth, Peter Hegemann and Georg Nagel win the 2026 Nobel Prize in Physiology or Medicine for their work on ...

[Arduino Super Introduction #33] Changing Brightness with PWM | Let's Adjust LED Brightness with High-Speed On and Off

In the previous chapter, we stored the current state in a variable and switched the LED operation mode every time the button was pressed.The signals sent to the LED so far have been of two types: HIGH ...