Add-on dossier

ATtiny85 LED badge core

A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.

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hardware architecture

The repository BOM lists an ATtiny85-20SUR microcontroller and 24 blue side-view LEDs as the badge's main active components.

Badge
BSidesPDX 2019 Multnomah Badge
Type
hardware architecture
Status
source-backed
Compatibility
BSidesPDX 2019 Multnomah Badge
Source
https://github.com/pdxbadgers/badge-2019/blob/master/BoM.csv

Badge context

Related Resources

Source trail

Evidence Sources

BSidesPDX · retrieved 2026-05-15

Schedule

Primary official event source for BSidesPDX 2019 dates and the Friday BSidesPDX 101 schedule slot that explicitly includes badges.

Badge: BSidesPDX 2019 Multnomah Badge

BSidesPDX · retrieved 2026-05-15

Venue

Primary official venue source for Oregon Convention Center, Lobby D, and Portland address context.

Badge: BSidesPDX 2019 Multnomah Badge

GitHub / PDX Badgers · retrieved 2026-05-15

BoM.csv

BOM source for the ATtiny85, 24 side-view LED, CR2032 battery holder, slide switch, and resistor claims.

Badge: BSidesPDX 2019 Multnomah Badge