Monthly Archives: July 2022

Offline Linux: Back to the 90s Thanks to Rogers

All sources, tools, and code are available here. Friday two weeks ago was almost a forced corporate holiday. A massive outage of Rogers caused mayhem in Canada. Everything from selective 911 outages, and payment settlement systems, to a complete loss of cellular service in all Rogers-serviced cells to Internet outages. Years of festering complacency of […]

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Fixing A Nice Toy Car

Full printed-circuit files and firmware sources can be found here. This is a write-up of a rebuild of a toy electric car that my son inherited broken about 2 years ago. I had this sitting in a private repository for a while and when I had some guests come over they suggested posting it, to […]

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MCS-51 / 8051 – Hello STC89C52 part 2

Example how to customize emu8051 for automated firmware testing.

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