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Published: 28 January 2024
on channel: tschak909
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This video has been re-recorded superceded by:    • CENTIPEDE! How Atari Coin-Op development t...  

In this #retrocomputing #archaeology series video, we show how the tools at #ATARI coin-op worked, in-context. We modify Centipede, assemble, link, and create new EPROMs with our changes. #retrogaming #gamedev

00:00 Intro
01:30 Centipede board
02:23 Goal
03:00 The PDP-11
08:13 STEP 1: EDIT THE CODE
17:50 STEP 2: ASSEMBLE CODE
21:58 STEP 3: LINK THE BINARY
27:36 STEP 4: SEND TO BLACK BOX
30:48 STEP 5: MAKE THE EPROMs
35:57 STEP 6: TRY IT OUT

(apologies for the noise gate, grrrr.)

REFERENCES

The atari-coin-op-assembler repo:
https://github.com/tschak909/atari-co...

The SimH emulator:
https://github.com/simh/simh

The atari coin op tools originally from:
https://bitsavers.org/bits/Atari/arca...

The HistoricalSource repo on GitHub:
https://github.com/historicalsource

Thanks to:

Al Kossow, for Bitsavers
Jim Geist, for helping debug the toolchain
HistoricalSource, for posting all the source code for study


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