July 23, 2026 / 14 min read
Can Nintendo DS local multiplayer work 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 01
Experiments,
software and
unfinished ideas.
I build software and occasionally take things apart to understand how they work.
Table of contents
PAGEFIELD NOTENo. 001
INVENTORYBENCH / 03
Things currently taking up desk space
DS link proxy
Probing how much of a DS peer one local radio can impersonate.
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