LinuxCNC-RIO

FPGA-Based PRU for Linux-CNC using free toolchain

Oliver Dippel

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Description

FPGA-Based PRU for Linux-CNC using free toolchain

* no Soft-Core
* logic only
* no jitter
* fast and small
* communication via SPI (with Raspberry PI 4)
* generated verilog-code / setup via json files (free pin-selection)
* using free FPGA-Toolchain
* Tested on ICE40, ECP5 and TangNano9K boards

http://github.com/multigcs/LinuxCNC-RIO

https://youtu.be/urRHtw4bcsI