✨ PiStorm68K Progress Update – New Board, New Features, and Great News! 🚀
Автор: AmiCube
Загружено: 2025-11-21
Просмотров: 1360
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Good morning everyone! ☀️ Today I finally had a bit of time to walk you through the latest progress on the PiStorm 68K project — and it’s all good news! 😄
I just received the first fully assembled prototype board, and I’m genuinely thrilled with how everything turned out. From the clean layout, improved voltage regulation section, new pull-downs, refined protection diode, and smarter component placement — this iteration feels solid and polished. 🔧🖥️
In this video, I explain:
🔹 Why the new 5V voltage regulation matters for different Amiga models
🔹 How the YES/NO resistor selector works for enabling regulation
🔹 Performance of the 4A+ regulator (and why sourcing it is tricky!)
🔹 Extra protection using diodes against latch backfiring
🔹 Added pull-downs for N-channel switches
🔹 Why this design is now likely the final version
🔹 Future ideas like a “permanent latch” for the CPU/Pi switch
🔹 How Minimig users can adjust their 5V rail via R12 resistor
🔹 Testing results with Raspberry Pi 4 and 3B+
🔹 Real-world heat, stability, and 24-hour stress-test behavior 🌡️⚙️
I also talk about:
🟦 Using smaller SMD parts and why assembly is challenging
🟩 Recommended tools if you want to DIY
🟧 Plans to upload schematics, Gerbers, and order links to Minimig.ca
🟨 Why future boards will likely move to smaller footprints as complexity grows
This board was reflow-assembled using my P&P machine, and although it’s not fully cleaned yet, everything electrically checks out beautifully. Over the next few days I’ll continue testing voltage, current, switching behavior, long-term heat patterns, and Raspberry Pi load scenarios.
📌 If you’re interested in building your own, I will upload the latest files to Minimig.ca shortly so you can order boards or have them assembled.
👍 Like, subscribe, and share — it helps more than you know, and keeps you informed about ongoing hardware development, design updates, and behind-the-scenes engineering work on these little boards.
Thanks for watching and staying part of this journey!
See you soon 👋😊
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