John Winans

rvalp. RISC-V Assembly Language Programming

riscv-toolchain-install-guide. How to download & install qemu a toolchain suitable for building and running freestanding RISC-V C/C++ programs

rvddt. RISC-V Dynamic Debugging Tool

Verilog-Examples. Verilog

2057-ICE40HX4K-TQ144-breakout. Minimal Raspberry PI breakout board for ICE40HX4K FPGA

2044-breadboard-power. Power supply for a breadboard.

VerilogNotes. Notes for a tutorial on Verilog

2067-Z8S180. Z8S180 Breakout Board

PostscriptTutorial. Notes and programs for a postscript programming tutorial

rv32-tutorials. A series of freestansding examples demonstrating RISC-V using qemu

2055-LPC51U68JBD64-breakout. LPC51U68JBD64 Breakout Board

IceStick-Examples-Verilator. C++

raspberry-pi-install. How I create SD and configure SD cards for a Raspberry PI

cpm22. CP/M 2.2 source code

camera-boom. 3D printable crossblocks and related items to build a boom for cameras such as the Raspberry PI HQ camera

7SegLED. A back & diffuser for a giant 3D printed 7-segment LED

Olimex-RVPC. The EURO 1.00 Risc-V personal computer with VGA and Keyboard and Woz like monitor. The purpose of this project is to make educational platform which people can use to learn RISCV assembler and experiment like in the old days in 1980s :)

2046-preamp-ne5532-mono. NE5532 electret mic preamp

Fuzix-Bintools. Assembler, linker etc to go with the compiler

jb-kicad-library. A library of symbols and footprints used in projects seen on the John's Basement YouTube channel.

z80-retro-i2cspi. Z80-Retro! I2C/SPI Master Interface Board & Driver Library

2056-LPC546xxJyyyBD208-breakout.

riscv-asm-manual. RISC-V Assembly Programmer's Manual

Fuzix-Compiler-Kit. Fuzix C Compiler Project

z80-retro-monitor. Comprehensive monitor utility for the <jb> Z80-Retro! SBC

Build-CPM3-On-Unix. Source files and tools required to build the CP/M 3 operating system on the Unix platform.

Z80-assembly-intro. Assembly

ORIO-1.2-firmware. Files and instructions on how to set up an MCUXpresso workspace to develop for the ORIO 1.2

DecagonReelClock. Design files for a 3D printed decagon reel clock

cpmish. An open source sort-of CP/M 2.2 distribution.

cpnet-z80. Assembly

nabu-figforth. fig-FORTH implementation for the NABU PC

digikey-kicad-library. An atomic parts library for Ki-Cad.

sdcc-cpm-example. Hello world program running under CP/M-80, crosscompiled with SDCC (based on sources from N8VEM)

cpmtools. Tools to access CP/M file systems (forked)

usb_hid_host. A compact USB HID host FPGA core supporting keyboards, mice and gamepads.

z80-playground-cpm-fat. CP/M for the Z80 Playground that runs on the FAT disk format

2060-ORIO2. Open Robot IO Controller Version 2

TripodAdapters. OpenSCAD

nabu-games. Collection of games I have written for the nabu

nabu-ftdi-serial. A serial interposer board for NABU PCs with a FTDI USB-serial adapter and hardware flow control