July 23, 2026 / 8 min read
Nintendo DS multiplayer over the internet
What I learned by inspecting timings, packets and hardware to make a local-only wireless protocol travel farther than the room it was designed for.
PRIVATE FIELD NOTES
FILE: RP/2026
WORKING COPY — REVISION 07
Experiments,
software and
unfinished ideas.
I build software and occasionally take things apart to understand how they work.
Table of contents
PAGEFIELD NOTENo. 007
INVENTORYBENCH / 03
Things currently taking up desk space
DS link proxy
Making local wireless experiments reproducible across two benches.
Testing
Reverse engineering
Pocket activity tracker
A quiet, Casio-sized tracker with a week-long battery.
Prototyping
Hardware
RecKit
Small tools for turning field recordings into useful material.
Building
Software