While newer Arduinos and Arduino compatibles (including the Hackaday.io Trinket Pro. Superliminal Advertising!) either have a chip capable of USB or rely on a V-USB implementation, the old fogies o… ...

The AM335x processor also includes two on-chip 200 MHz 32-bit Programmable Real-time Unit (PRU) microcontrollers, which can be used for innumerable real-time applications including motor control ...