Michael Wessel

Talker-80. A Modern Voice Synthesizer for the TRS-80 Model 1, Model III, and Model 4!

Common-Lisp-Tangram-Solver. A Tangram Puzzle Solver in Common Lisp that is capable of solving arbitrary geometric tiling problems. CLIM (Common Lisp Interface Manager) is used for its GUI.

OntoLisp. A Common Lisp Framework for the Semantic Web

GenEd. An Editor with Generic Semantics for Formal Reasoning About Visual Notations

Speak-SID. A Speech Synthesizer, SID Soundcard, MIDI IN SID+AY Synthesizer for the Amstrad CPC

Busch-2090. An Emulator of the Busch 2090 Microtronic Computer System for Arduino Uno and Arduino Mega 2560

Common-Lisp-Persistency-Manager. A File-Based Fully Automatic Lisp Datastructure Serializer / Persistency Manager, Similar to "Pickle" for Python

BluePillCPC. An Extension Board for the Amstrad CPC based on the Blue Pill Microcontroller

picoram-ultimate. An SRAM Emulator and SD Card Interface for Vintage Single Board Computers

picoram2090. A Raspberry Pi Pico (RP2040)-based 2114 SRAM Emulator for the Busch 2090 Microtronic Computer System

CPCDiskAdapter. A Universal Floppy Disk Drive Adapter for the Amstrad / Schneider CPC 464

LambdaSpeak3. LambdaSpeak 3 is a Speech Synthesizer, Sample Player, UART Serial Interface, and Real Time Clock for the Amstrad / Schneider CPC Home Computer

LambdaSpeak. LambdaSpeak - A Next-Generation Speech Synthesizer for the Amstrad (Schneider) CPC, Sinclair ZX Spectrum, and Multitech Microprofessor

VISCO. A Visual Spatial Query Language written in Common Lisp & CLIM for its GUI

picoram6116. A Raspberry Pi Pico (RP2040)-based 6116 SRAM Emulator & SD Card Interface for the Microprofessor

CPCConnector. A Simple Expansion Port Connector for the Amstrad / Schneider CPC

DLMAPS. DLMAPS = Description Logic Maps: Ontology-Based Spatial Queries to Digital City Maps

MIDI-80. A MIDI Sound & Interface Card for the TRS-80 Model 1, III, and 4

PetriNets-CLIM-Demo. A Simple Petri Net Editor and Simulator written in Common Lisp with CLIM (Common Lisp Interface Manager) GUI

microtronic-phoenix. The Microtronic Phoenix Computer System - A Microtronic Emulator Running the Original Firmware from 1981

LambdaBoard. An Expansion Connector Extender & Backplane for the Amstrad / Schneider CPC

RacerPorter. An Ontology Visualization & Authoring Workbench for KRSS-Based Description Logic & OWL Reasoners

x-mem-80. A 512 KB Paged Memory Expansion for the TSR-80 Model I & III

MegaLambda-x6. The Ultimate Backplane for the Amstrad CPC

europc-keyboard. Schneider EuroPC Keyboard Membrane Replacement

LambdaSpeak-FS. C

europc-copro. An 8087 Co-Processor Extension Board for the Schneider Euro PC 1

shacl-nrql-comparison. Two historical-semantic investigations: (1) what was conceptually new in SHACL vs RacerPro nRQL + the data/mirror substrate (~2005); (2) the property-graph lineage and RacerPro's early reasoning-coupled property graph.

MiDeLoRa. Michael's Description Logic Reasoner Framework

Amstrad-CPC-BASIC-Source. Amstrad CPC BASIC Source

amstradcpc-rom-emulator. Emulate external ROMS with SD card integration for Amstrad CPC-464

CPC6128-Firmware-Source. Unassembled Amstrad CPC6128 Firmware

microtronic-2095-arduino-emulator. An Emulator of the Busch Microtronic 2095 Cassette Interface for Arduino Uno R3

Modula-2-Three-Layer-Perceptron. A Simple Three-Layer Perceptron in Modula-2

picoROM. Emulate ROM chips with a Raspberry Pi Pico.

trs-80-expansion-port-extender. A Simple TRS-80 Model III / 4 Expansion Port Extender

towers-of-hanoi. The Towers of Hanoi for Educational Computer Systems

tab-composer-cpc. The World's First (?) Tablature Composer Software - written in 1986

alcircc5. Decidability proof for ALCI_RCC5 and ALCI_RCC8 description logics with RCC composition tables

heim-mass-formula-reconsidered. An annotated reference implementation and sensitivity analysis of Burkhard Heim's 1989 elementary-particle mass formula