They used the webaudio API to send serial data to a remote Arduino. The hack uses a FET, a capacitor, and a few resistors. They didn’t quite build a real modem with the audio.

While child-sized humanoid robots like the Unitree R1 have come down in price, not everybody has a spare $6,000 to throw ...

It is now possible to run Arduino and MicroPython side-by-side on multi-core microcontrollers. Opening up a wealth of new applications across ...