Finally, we finished the design of FSM-55.

Its size is about 5cm x 5cm, with 5x5 LED matrix, 5 resistors and 5 capacitors.

When you pronounce it, please say, F-S-M "Go" "Go", since "Go" is the pronunciation of 5 in Japanese.

more »

Here is the idea of small computer of mine with tiny display. Its intended usage is something like GNU GPL LED Display.

The capability of this computer is less than Flying Stone Tiny 01, but it has a display.

more »

When I posted a note at identi.ca, jwilkins kindly informed me the article by Dustin Kirkland: Improving Random Seeds in Ubuntu 14.04 LTS Cloud Instances

I am pleased to know there are other people who care.

While I think that the viewpoint of needs for entropy is same …

more »

Now, we are running an experimental random pool network.

Here, I describe the current shape of the network, and possible enhancement to the network.

The structure is like this:

 <HWRNG>        (0)
[supplier] ---> [root]
       ^   (1)  ^
       |       /
    (3)|      / (2)
       |     /
       V    /
     [demander]

more »