Tom Stepleton (@stepleton)
github

stepleton

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Top repositories

1

5100NonExecutableROSDecode

Recover the Non-executable ROS (ROM) of an IBM 5100 from screen photographs, using image processing, machine learning, and trial-and-error.
Python
33
star
2

cameo

3.3V ⇄ 5V level adapter for PocketBeagle, and an application or two
Assembly
15
star
3

TITORPOINT

A VISUAL TEXT DISPLAY SYSTEM FOR THE IBM 5100 PORTABLE COMPUTER
12
star
4

5100ExecutableROSDecode

Recover the Executable ROS (ROM) of an IBM 5100 from screen photographs, using elementary image processing and machine learning.
Jupyter Notebook
12
star
5

bootloader

A public domain floppy disk bootloader for Apple Lisa computers
Python
8
star
6

NeoWidEx

Apple Widget hard drive diagnostics and formatting tool (for Lisa 2/10 systems)
Assembly
7
star
7

teslerpoint

A slide carousel system that displays bitmap images on an Apple Lisa.
Assembly
7
star
8

LisaMandelbrot

Mandelbrot set plotters for the Apple Lisa
7
star
9

voltmitten

A configurable, modular, chainable DC voltage monitoring device for protecting vintage electronics from their power supplies.
5
star
10

lisa-fig68k

A port of an existing 68000 fig-Forth to the Apple Lisa
Assembly
5
star
11

lisa_io

Basic low-level I/O routines for Lisa
Assembly
4
star
12

mupas

Compile from a Pascal subset to Tektronix 4050-series BASIC
Python
3
star
13

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.
Assembly
3
star
14

applenet

Inferred (i.e. "beeped out") schematics for the AppleNet network adaptor for Lisa
1
star
15

SLT_interconnect

Wire-to-board power interconnect for the IBM SLT card modular system
1
star
16

hpgl2tek

For making graphics and animations on Tektronix storage tube systems
Python
1
star