HUB75 driver for RP2040. Uses PIO and DMA to achieve high refresh rate and high color depth with zero CPU overhead.
MIT License
An experimental HUB75 driver for RP2040. Utilizes Programmable I/O (PIO) units in combination with DMA to achieve high refresh rates, true color depth and zero CPU overhead without sacrificing quality.
https://user-images.githubusercontent.com/74944/187094663-2f52e020-ccb2-4103-b69b-af8ee2185dd0.mp4
The current implementation assumes that the following groups of data outputs are assigned to consecutive pins on the RP2040: