Music Visualizer
One more demo: I wrote a music visualizer to show off the AY chip tunes, and also converted a bunch more AY songs for use with BMOW. Now there’s something cool to look at while you listen to that glorious…
Month March 2009
Spit and Polish
I know I’ve said this before, but I think BMOW is fast approaching a state of “done”. For the last week I’ve been polishing some old demos and making some new ones, for inclusion in the final demo ROM. Along…
Phantom Reads
I discovered an interesting BMOW hardware bug today– one that I’m amazed I never noticed before. It involves what I call “phantom reads” causing unexpected system behavior. I only stumbled across the problem by accident, while trying to troubleshoot why…
Boot Menu 1.0
I’ve implemented the new memory map I described earlier, updated the software, and everything’s working great. This has allowed me to finally make some progress on my goal of a menu-driven bootloader, with a catalog of built-in demo programs from…
Memory Map
Recently I’ve been working on a revamped bootloader, turning it into a menu of cool built-in demos as well as its original purpose of downloading new programs from a remote PC. That’s led to some interesting tidbits, such as making…
Final Touches
Today I installed the front panel LCD, and hooked up the all-important power light. Fitting the front panel LCD was a major pain in the ass, especially after the death of my Dremel. I cut a hole in the front…