2019-12-26 13.49.58

keith

March 21, 2020

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keith

Amateur Electronics Design Engineer and Hacker

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From Flux to Filenames: 335ms Inside Paula

A dir command on a PAL Amiga, caught on 36 channels of logic analyzer and followed from the first flux transition to the filenames coming back.

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Amiga Floppy Commodore Amiga Related Electronics

Inside Paula’s Floppy Controller, Part I

A 52 page functional analysis of the floppy controller inside the Amiga's Paula chip.

451 views

Commodore Amiga Related PAL REing

Dataflyer 500 BUSS PAL validation results

Background As some of you may know, I’ve been working for awhile reverse engineering a DataFlyer 500 SCSI HDD controller from the 1990s. While I’ve had a working GAL replacement for the PAL for some time, I...

210 views

techtravels.org is a blog that features home-grown open-source hardware and software projects.

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Reverse Eng’ing PALs
HOPE Computer
A501 DRAM Card
Modifying C920
Amiga floppy blog pages
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- Project Goals

2019-12-26 13.49.58

keith

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From Flux to Filenames: 335ms Inside Paula

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