# Hackaday Hardware 2026 Retrocomputing Challenge: USBSID-Pico has Two SIDs, Many Inputs

> **Key Architectural Takeaway:** We’ll give you three guesses what the most important bits of silicon in [LouD]’s USBSID-Pico are , and two don’t count.

**Published:** 2026-10-14T02:00:08+00:00 
**Source:** Hackaday Hardware 
**Category:** open-hardware 
**Canonical URL:** https://fosswire.org/news/hackaday-hardware-2026-retrocomputing-challenge-usbsid-pico-.html 

## Executive Summary
We’ll give you three guesses what the most important bits of silicon in [LouD]’s USBSID-Pico are , and two don’t count. Yes, there’s a Raspberry Pi Pico, and a pair of the unforgettable SID chips from MOS– the sound chip of the C64, the die that launched a thousand chiptunes. Well, unless you build it with a hardware SID replacement, but the goal of this device is to get SIDs hooked up to modern hardware.

## Architectural & Systems Analysis
From a silicon and hardware engineering viewpoint:

- **Interface Neutrality:** Mitigates dependency on proprietary BSPs, empowering open toolchains to address hardware directly.
- **Supply Chain Verification:** Schematics and open pinouts allow deterministic audits against silicon errata.
- **Lifecycle Decoupling:** Decouples physical hardware utility from commercial vendor end-of-life obsolescence.

## Impact on the Open Ecosystem
Ensures that computational autonomy remains in the hands of the architect rather than closed silicon vendors.