ULX3S

ulx3s.github.io

This is the home of all the awesome repos and forks of community projects that can be used with the ULX3S FPGA ESP32 board.

Now live on Crowd Supply!

Enclosure

3D Print an enclosure for your ULX3S with a 7 ince HDMI display! See https://github.com/gojimmypi/ulx3s-elecrow-7inch-hdmi-enclosure

Instructions

See this video on inserting the SD card.

Quickstart ( Blink LED )

ULX3S manual

Manual

Projects and Examples

6502 Simple 6502 system on a ULX3S FPGA board using Trellis, Yosys, and Nextpnr
AD/DA forked from github.com/gojimmypi/ulx3s-adda; see also this OSHPark Adapter Board, this blog and notes
Advanced Examples emard’s ADC, DVI, JTAG, OLED, ov7670, PS2, SDRAM, SPI RAM, USB and more.
Amiga Port of Amiga emulator “Minimig”. See also this video
AnotherWorld Arcade forked from github.com/felipesanches/AnotherWorld_FPGA see also this video
Apple I forked from github.com/lawrie/apple-one
Apple II FPGA Emulator forked from github.com/emard/apple2fpga
Blinky see also these examples including Diamond, open source and ESP32
Cosmac Elf This is a re-creation of a Cosmac ELF computer, Coded in SpinalHDL
Docker - alpin3 alpin3’s docker images; ulx3s build environment open source
Docker - dok3r dok3r’s mixed open source/commercial build
Doom-chip The Doom-chip, a hardware recreation of the Doom renderloop written in the Silice HDL.
ESP32 passthru essential for ESP32. See also these details
f32c retargetable, scalar, pipelined, 32-bit processor core which can execute subsets of either RISC-V or MIPS
FM Flea Radio FM radio receiver for FPGA with simple RLC network and analog comparator (available on-chip, no ADC required).
FPGArduino Arduino core extensions for FPGA-based 32-bit MIPS and RISC-V soft CPU cores (f32c). See also FPGArduino source, this description, this video and this video
Galaksija BASIC computer forked from github.com/emard/galaksija See this video
GHDL GHDL ULX3S Examples - simple VHDL examples using open source VHDL synthesis
GPDI Mirror HDMI IN » HDMI OUT with PMOD
Jupiter Ace A version of the Jupiter Ace for the Ulx3s using a PS/2 keyboard, and with HDMI output.
KianV Risc-V Linux Soc KianV RV32IMA SV32 zicntr Linux SoC.
LED Panel Example for 64x64 LED panel
LiteX Linux Linux with VexRiscv CPU, a 32-bits Linux Capable RISC-V CPU written in Spinal HDL
Logic Analyzer Video
Logic Sniffer
Micropython - ESP32 emard’s micropython running on ESP32; JTAG programming and flashing of Lattice ECP5 FPGA JTAG
NES by ironsteel emard’s fork and mods from github.com/ironsteel/nes_ecp5
Next186 MS-DOS forked from github.com/Basman74/Next186
Oberon see also andreaspirklbauer/Oberon-extended
Odysseus Workshop - material for participation at FPGA Odysseus with ULX3S Workshop at Radiona event in Zagreb
Orao emard’s fork of Grant Seale’s great work for emulation of Compukit UK101 on FPGA
Oscilloscope from hdl4fpga: scopeio see also demo binaries
Papilio Arcade
Phoenix Arcade emard’s Phoenix (Amstar) FPGA - DAR - 2016 (Educational use only)
PMODS - Goran HDMI, I2S, LoRa, MAX31855, MLX90640, OV7670, PS2, USB, SD, and more!
RDS Modulator RDS modulator for FPGA; This code comes complete with FM transmitter. No external components are needed.
Risc-V 32 Implementation in VHDL The NEORV32 RISC-V Processor, See this contribution.
SaxonSoc Linux Build forked from github.com/dok3r/ulx3s-saxonsoc, see also this release all based on SpinalHDL/SaxonSoc
Slabboy gameboy on an ST7789 display, which can’t yet run Gameboy games, but can run simple assembler examples
SPI Spy Flash emulation
Synth-o-Wheel True polyphonic additive synthesizer as parametric VHDL core with realtime performance.
ST7789 display slow MicroPython driver for 240x240 ST7789 display without CS pin from Ali Express
TI-99 A never released home computer in the TI-99/4A family, implemented on the ULX3S fpga board. See also TI99/2
Tic tac toe This is an implementation of “Tic Tac Toe” (noughts and crosses) in Verilog. The user plays against the FPGA
Tools F32C JTAG programmer, ujprog, f32cup binary uploader
UK101 emard’s UK101 on FPGA (see also Orao)
WiFi JTAG see also this video
YAZSOF Z80 chriscamacho’s Yet Another Z80 SoC On FPGA
ZX80/81 Soft Z80 forked from github.com/lawrie/ulx3s_zx8 WIP!

Toolchains and Utilities

Toolchain Installer Install everything from one script!
Icestorm
Mac OS X support @kost homebrew
nextpnr
project-trellis
ujprog see also emard’s quick start binaries for Mac, Linux, RPi, and Windows
yosys

Articles Featuring the ULX3S

Forums

Atari Age Announcing a TI-99/2 on a FPGA

Blogs Featuring the ULX3S

The Answer is 42
Bedroom Coders ULX3S (ECP5 FPGA) first look
gojimmypi, Icestudio, Visual Micro, yosys notes, ujprog on Windows/WSL, etc.
Goran - lemilica Doing ULX3ST FPGA board @home
TTN forum ULX3S FPGA board sends first message to TTN

Podcasts

Hackaday round table of who’s-who in the Open Source FPGA movement discusses what’s next in 2019

Videos Featuring the ULX3S

ReneRebe KeepItStupidSimple logic analyzer RISCV based ULX3s system

Other Interesting Stuff

APIO see also https://github.com/FPGAwars/apio
BB3-ULX3S Integration see also EEZ Bench Box 3 by Envox
nanoFramework - C# on the ESP32
Quokka Basic CLI for running C# => VHDL or Verilog transformation
Icestorm
Icestudio see also github.com/FPGAwars/icestudio
Linux on LiteX VexRiscv
picorv32 - rxrbln PicoRV32 - A Size-Optimized RISC-V CPU
RISC-V on the tinyFPGA see also this blog
sigrok
spispy: open source flash emulation Trammell Hudson’s Projects: rough transcript of presentation at CCC Camp 2019
Thingverse Enclosure by ketukil
Verilog Syntax Highligher for Visual Stuldio
Visual Micro Ardunio IDE for the ESP32 in Visual Studio
xobs circuitpython

Chat and support

Discord chanel

https://discord.gg/qwMUk6W (problems/question/general chat)

Gitter chanel

https://gitter.im/ulx3s/Lobby (Focused on development)

Email

ulx3s.fpga@gmail.com (If you do not use chats)

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