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Blogs

LWASM – Tricks and cool features

September 2, 2021 Glen's Weblog

I thought I’d share some of the cool features I’ve discovered over the years using LWASM that I don’t think are widely known or maybe I just live under a rock. 🙂 One of the best things are the need … Continue reading → …

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Blogs

Back to Defender – Copy Protection & Progress

August 25, 2021 Glen's Weblog

Since I finished Joust so I thought I’d go back and look at Defender with fresh eyes and start from scratch. I now know the Williams hardware very well and know what kinds of things in my conversion can kill … Continue reading → …

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Blogs

Joust is now available for the CoCo 3

August 17, 2021 Glen's Weblog

I finished my conversion of Joust for the CoCo 3 and it’s ready to be downloaded and played I included some BASIC programs on the disk image, these three programs allow you to either: -Save the High Scores and other … Continue reading → …

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Blogs

Joust on the CoCo 3 update – Now plays demo screen

July 18, 2021 Glen's Weblog

I’ve been working on a couple projects. The first is a new loader program for the CoCo 3 that uses the excellent ZX0 compression by Einar Saukas and the efficient and fast 6809 decompression routine written by Doug Masten. The … Continue reading → …

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Blogs

Found some copy protection code in Joust

June 23, 2021 Glen's Weblog

There is some tricky copy protection used in Joust to stop anyone tampering with the code. I just wanted to document it here just in case anyone wants to learn about it. I was playing around with the Joust code … Continue reading → …

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Blogs

Joust on a CoCo 3?

November 22, 2020 Glen's Weblog

Hi All, I’ve been working on porting the arcade game Joust to the CoCo 3. I wasn’t going to discuss it until I actually got it working as I don’t want the project to end up like my Defender port. … Continue reading → …

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Blogs

CoCo fun

September 9, 2019 Glen's Weblog

Hi All, This post was spurred on because I was replying to a comment today where someone was asking for my z80 to 6809 program and the link was dead.  I updated the link to the latest version I could … Continue reading →