INSOMNIAC MAKER · SINGAPORE
Ramblings of an
Insomniac Maker
Building things I don't need, at hours I shouldn't be awake. Vintage computers, FPGAs, ESP32, AI, and whatever else shows up on the workbench. Curious by nature. Precise by training.
LATEST WRITINGS
All writings →Turns Out Most of the Power Budget Was the Screen, Not the Radio
A second batch of dead HEMA e-paper tags sent me back into the firmware — this time for the boot ROM, a power budget that actually adds up, and a version-numbering bug that made new firmware look older than old firmware.
I Bought 100 E-Ink Tags for a Makerspace Project. The Project Fell Through. Now They're Clocks.
Bought ~100 surplus supermarket e-paper tags for a makerspace status board. Project fell through. Made Bluetooth clocks out of the survivors.
Why Ohm's Law Matters — and How It Runs Your Home
One rule from 1827 tells you whether the kettle and the air fryer can share a power strip — and most people never learn it.
FEATURED
Unihiker K10 Arcade
Building on Till Harbaum's foundational Galagino project, I've adapted the emulator for the UniHiker K10 to explore 60Hz output and zero-friction WiFi gamepad support.
I Built a Chiptune Player Instead of Doing Actual Work
Prepping a DFRobot UniHiker K10 for an AI workshop, I got distracted and ended up writing an AY-3-8910 emulator. It plays Doraemon. I regret nothing.
I'm Back — And I Brought an AI
After two years of silence, the blog is back. Some things changed. The soldering iron never left.
Want to know when the next build goes live?
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