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…
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…
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…
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…
My last planned bit of BMOW case construction was a front-mounted LCD. This required cutting a hole for the LCD in the faceplate, as well as a gap for the wires to pass through the steel case front. Once again…
The deed is done! Or at least the major parts of it. BMOW now exists as a sturdy pizza box enclosure, with real power and peripheral connectors that can stand up to repeated plugging and unplugging. It’s quite a step…
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