stepleton

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Tom Stepleton's repositories

5100NonExecutableROSDecode

Recover the Non-executable ROS (ROM) of an IBM 5100 from screen photographs, using image processing, machine learning, and trial-and-error.

Language:PythonUnlicense32 40

cameo

3.3V ⇄ 5V level adapter for PocketBeagle, and an application or two

Language:AssemblyUnlicense15 5 1

5100ExecutableROSDecode

Recover the Executable ROS (ROM) of an IBM 5100 from screen photographs, using elementary image processing and machine learning.

Language:Jupyter NotebookUnlicense12 4 1

TITORPOINT

A VISUAL TEXT DISPLAY SYSTEM FOR THE IBM 5100 PORTABLE COMPUTER

Unlicense12 20

bootloader

A public domain floppy disk bootloader for Apple Lisa computers

Language:PythonUnlicense8 20

LisaMandelbrot

Mandelbrot set plotters for the Apple Lisa

Unlicense7 40

NeoWidEx

Apple Widget hard drive diagnostics and formatting tool (for Lisa 2/10 systems)

Language:AssemblyUnlicense7 40

lisa-fig68k

A port of an existing 68000 fig-Forth to the Apple Lisa

Language:Assembly5 20

lisa_io

Basic low-level I/O routines for Lisa

Language:AssemblyUnlicense4 20

voltmitten

A configurable, modular, chainable DC voltage monitoring device for protecting vintage electronics from their power supplies.

Unlicense4 20

flag

How to use a network of transputers --- innovative British processors from the '80s and '90s designed for parallel computing --- to simulate a flying flag.

Language:AssemblyUnlicense300

mupas

Compile from a Pascal subset to Tektronix 4050-series BASIC

Language:PythonUnlicense3 20

applenet

Inferred (i.e. "beeped out") schematics for the AppleNet network adaptor for Lisa

Unlicense1 30

SLT_interconnect

Wire-to-board power interconnect for the IBM SLT card modular system

Unlicense1 30

bootloader_hd

Apple parallel port hard drive bootloader for Lisa

Language:PythonUnlicense020

tsasm

A small assembler written in pure Python.

Language:PythonApache-2.0020