Retro Tinker
An old geek talking about some simple, retro-ish hacks... :-)
Sunday, July 10, 2022
Recovering VTL-09
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A few months ago, a retrocomputing post from David Wiens caught my attention. The post indicated that David was looking for some assistan...
2 comments:
Thursday, October 1, 2020
Something New
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It has been a while since I have written anything here. Between some manufactured antagonism in the CoCo world and the COVID-19 affair in th...
1 comment:
Wednesday, March 6, 2019
RC2019/03 -- All About The Data
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My project for RC2019/03 is to write a chip tune player for the Tandy Color Computer (CoCo) that utilizes the SN76489 chip on the Game Ma...
1 comment:
Tuesday, March 5, 2019
RC2019/03 -- Getting Started
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It's RetroChallenge time once again! In fact, we are already five days into the contest, and I still haven't posted a "start&q...
Friday, September 7, 2018
ASL/LSL -- more defense of the obvious...
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In the previous post, I explained the difference of intent between "logical" and "arithmetic" shift operations in assemb...
2 comments:
Tuesday, September 4, 2018
Yes, LSL and ASL really are the same operation...
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Recently I was listening to a retrocomputing -themed podcast , as I am often wont to do... This particular podcast has a recurring segment w...
7 comments:
Monday, February 12, 2018
Z Intepreter Source for CoCo Recovered
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In November 2017, The CoCo Crew Podcast interviewed Brian Moriarty. Professor Moriarty (a.k.a. the Professor) was not only an author of sev...
3 comments:
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