1. Flying Stone Tiny 01 revision SZ

    Today, I have another revision "SZ", where "SZ" stands for "ShenZhen".

    Minimalist design and the philosophy of "keep it simple stupid" are same. You see, this is important to minimize possible attack surface.

    Update is required for three reasons:

    • USB A connector is considered difficult thing these days

      USB A …

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  2. PocketBeagle setup for BBG-SWD

    PocketBeagle is a nice hardware. It's good for novice users to use the Debian image for PocketBeagle, but for real use, it contains a lot. It's too much for me.

    So, I removed most of "useful" things like Cloud9, Bonescript, node.js, etc.

    Default configuration enables two network interfaces, USB …

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  3. Host setup for using PocketBeagle

    PocketBeagle is the best device to run OpenOCD with BBG-SWD. It can run as a USB device which offers multiple interfaces: USB Network, USB modem to allow access by /dev/ttyACM0, and USB Mass Storage to offer informaiton as a disk.

    Tethering PocketBeagle to my PC with Debian, I need …

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  4. Acer C720 (in Japanese)

    (Not-)New Notebook PC in 2017

    My notebook PC was getting broken somehow (not the PC itself, but its AC adaptor and battery) at the end of year of 2016.

    So, I bought Acer C720 in 2017. My main criteria to select computer is how I can control the computer …

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