Discover the unexpected power of a $20 device that outshines tablets in versatility and reliability for your next ESP32 project.

Often, reprogramming a microcontroller involves placing it in reset, flashing the code, and letting it fire back up. It usually involves shutting the chip down entirely. However, [bor0] has built a ...

Over time, I've found different uses for it, and the most recent way that I'm using it is likely the one I'll settle on.

The Open Book Touch is a new e-reader with a built-in backlight. The relatively compact device has physical buttons.

Update 3/9/25: After receiving concerns about the use of the term 'backdoor' to refer to these undocumented commands, we have updated our title and story. Our original story can be found here. The ...

A hot potato: The ESP32 chip, found in over a billion devices worldwide, contains undocumented vendor-specific commands that could potentially be misused to access device memory and manipulate ...

Have you ever imagined building a drone so small it could rest comfortably in the palm of your hand, yet powerful enough to soar through the air with precision, all controlled from your smartphone?