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Hardware deep dives, embedded firmware notes, software craft, and the occasional opinionated take. Filter by category or tag, search by keyword.
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Hardware
Building a USB display from a salvaged smartwatch LCD
2 Mbps of UART proved software USB was pointless. Then came an RP2040, a DMA rewrite, and a colour bug I could not see.
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Hardware
Turning a ₹249 Smartwatch Into a DIY AirTag Tracker
I lost my wallet on a night bus, so I turned a hacked ₹249 smartwatch into an Apple FindMy tracker and built my own app to follow it.
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Hardware
Hacking a ₹249 Smartwatch: Custom Firmware on TLSR8232
A bike navigation idea led me to reverse engineer a ₹249 smartwatch, crack its SWire debug port, and flash my own firmware on it.
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Software
Reverse Engineering MoYoung Watch Faces in the Browser
A gifted Porodo watch, no SDK, and a binary format nobody documented. How I ended up writing a watch face editor.
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