stnolting / neorv32-setups

📁 NEORV32 projects and exemplary setups for various FPGAs, boards and (open-source) toolchains.
https://github.com/stnolting/neorv32
BSD 3-Clause "New" or "Revised" License
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fpga ghdl intel lattice neorv32 risc-v soc verilog vhdl xilinx yosys

Exemplary NEORV32 Setups and Projects

Containers Implementation License

This repository provides community projects as well as exemplary setups for different FPGAs, platforms, boards and toolchains for the NEORV32 RISC-V Processor. Project maintainers may make pull requests against this repository to add or link their setups and projects.

[!TIP] Ready-to-use bitstreams for the provided open source toolchain-based setups are available via the assets of theImplementation Workflow.

Community Projects

This list shows projects that focus on custom hard- or software modifications, specific applications, etc.

Link Description Author(s)
:earth_africa: github.com/motius tutorial: custom CRC32 processor module for the nexys-a7 boards motius (ikstvn, turbinenreiter)
:earth_africa: neorv32-examples NEORV32 setups/projects for different Intel/Terasic boards emb4fun
:earth_africa: neorv32-xmodem-bootloader A XModem Bootloader for the DE0-Nano board emb4fun
:earth_africa: neorv32-xip-bootloader A XIP (eXecute In Place) Bootloader for the NEORV32 betocool-prog

Setups using Commercial Toolchains

The setups using commercial toolchains provide pre-configured project files that can be opened with the according FPGA tools.

Setup Toolchain Board FPGA Author(s)
:file_folder: de0-nano-test-setup Intel Quartus Prime Terasic DE0-Nano Intel Cyclone IV EP4CE22F17C6N stnolting
:file_folder: de0-nano-test-setup-qsys Intel Quartus Prime Terasic DE0-Nano Intel Cyclone IV EP4CE22F17C6N torerams
:file_folder: de0-nano-test-setup-avalonmm Intel Quartus Prime Terasic DE0-Nano Intel Cyclone IV EP4CE22F17C6N torerams
:file_folder: terasic-cyclone-V-gx-starter-kit-test-setup Intel Quartus Prime Terasic Cyclone-V GX Starter Kit Intel Cyclone V 5CGXFC5C6F27C7N zs6mue
:file_folder: UPduino_v3 Lattice Radiant tinyVision.ai Inc. UPduino v3.0 Lattice iCE40 UltraPlus iCE40UP5K-SG48I stnolting
:file_folder: iCEBreaker Lattice Radiant iCEBreaker @ GitHub Lattice iCE40 UltraPlus iCE40UP5K-SG48I stnolting
:file_folder: arty-a7-35-test-setup Xilinx Vivado Digilent Arty A7-35 Xilinx Artix-7 XC7A35TICSG324-1L stnolting
:file_folder: nexys-a7-test-setup Xilinx Vivado Digilent Nexys A7 Xilinx Artix-7 XC7A50TCSG324-1 AWenzel83
:file_folder: nexys-a7-test-setup Xilinx Vivado Digilent Nexys 4 DDR Xilinx Artix-7 XC7A100TCSG324-1 AWenzel83
:file_folder: on-chip-debugger-intel Intel Quartus Prime Gecko4Education Intel Cyclone IV E EP4CE15F23C8 NikLeberg
:file_folder: tang-nano-9k Gowin EDA Sipeed Tang Nano 9K Gowin LittleBee GW1NR-9 GW1NR-LV9QN88PC6/I5 IvanVeloz

Setups using Open-Source Toolchains

Most OSS setups using open-source toolchains are located in the osflow folder. See the README there for more information how to run a specific setup and how to add new targets.

Setup Toolchain Board FPGA Author(s)
:file_folder: UPDuino-v3.0 GHDL, Yosys, nextPNR UPduino v3.0 Lattice iCE40 UltraPlus iCE40UP5K-SG48I tmeissner
:file_folder: FOMU GHDL, Yosys, nextPNR FOMU Lattice iCE40 UltraPlus iCE40UP5K-SG48I umarcor
:file_folder: iCESugar GHDL, Yosys, nextPNR iCESugar Lattice iCE40 UltraPlus iCE40UP5K-SG48I umarcor
:file_folder: AlhambraII GHDL, Yosys, nextPNR AlhambraII Lattice iCE40HX4K zipotron
:file_folder: Orange Crab GHDL, Yosys, nextPNR Orange Crab Lattice ECP5-25F umarcor, jeremyherbert
:file_folder: ULX3S GHDL, Yosys, nextPNR ULX3S Lattice ECP5 LFE5U-85F-6BG381C zipotron
:file_folder: GateMateA1-EVB GHDL, Yosys, CC P_R GateMateA1-EVB(-2M) Cologne Chip GateMate CCGM1A1 stnolting
:file_folder: ChipWhisperer iCE40CW312 GHDL, Yosys, nextPNR CW312T_ICE40UP Lattice iCE40 UltraPlus iCE40UP5K-UWG30 colinoflynn
:earth_africa: ULX3S-SDRAM GHDL, Yosys, nextPNR ULX3S Lattice ECP5 LFE5U-85F-6BG381C zipotron

Adding Your Project or Setup

Please respect the following guidelines if you'd like to add or link your setup/project to the list:

Setup-Specific NEORV32 Software Framework Modifications

In order to use the features provided by the setups, minor optional changes can be made to the default NEORV32 setup.