fentonc

7 ms·

61.
by fentonc 7y ago
We successfully recovered it, actually (although it turns out we couldn't find enough software for it to be interesting). My cray-buddy Andras has a great write-up on all of the work he's done on software recovery and writing a C+
62.
by fentonc 7y ago
I really need to make an updated blog post about it, but this project evolved into a reasonably-well-debugged Cray J90 core that fits quite comfortably in a Xilinx Artix-7 35T board (I made a somewhat bulky Cray J90 Smartwatch that tells ti
63.
by fentonc 7y ago
It did! I actually got a nice reply from Whitfield Diffie, basically saying "Haha, no." They have what amounts to a never-declassify-anything-digital policy. I got a similar letter from the NNSA. Through a friend-of-a-friend, I di
64.
by fentonc 7y ago
This really has been posted here a lot - Well, for those following along at home, this story actually got a relatively recent update - as of this spring, the 1/10-scale Cray-1A is now residing next to its bigger self in the Computer Hi
65.
by fentonc 7y ago
The curling broom was definitely one of the hardest projects I've ever worked on. The electronics are pretty trivial, but my fabrication skills just weren't up to the challenge - serious curlers can apply a crazy amount of force t
66.
by fentonc 8y ago
This project was both super fun to build and surprisingly fun to play. It had been on my project “to-do” list for a really long time, and it was one of those rare projects that turned out better than expected. It even held up to a night of
67.
by fentonc 8y ago
We levy plenty of tariffs on goods from other countries to protect local industries - on average ours are very slightly lower than places like the EU, but it’s like ~2.5% vs 3%, not 0% vs 30%, which seems to be your claim.
68.
by fentonc 8y ago
You forgot the buffer for the attribute ram, which is needed because otherwise you can only set 7 out of every 8 pixels in a block (you have to set the ‘inverse video’ bit to access all 256 possible combos) =)
69.
by fentonc 9y ago
Did someone summon me?
70.
by fentonc 12y ago
Website design is not a strength of mine =) Most of my random projects just get their own page on my site whenever I get around to doing a write-up.
71.
by fentonc 12y ago
Chris Fenton here - someone did actually send me an 80MB 'disk pack' with software, and I was able to modify a super old disk drive to actually read it: http://www.chrisfenton.com/cray-1-digital-archeology/ A