Search found 6 matches

by Cheater
Fri Sep 26, 2008 9:01 pm
Forum: 8x8 LED board
Topic: Power Tips
Replies: 3
Views: 8352

Re: Power Tips

Ok the only way I've found to cheaply power my grid of four boards is to leech juice from my computer.

Apparently it doesnt mind the 5v rail dropping to 4v occasionally. :lol:
Need to tie in another computer's psu as well to make it more stable.

Now to figure out the daisy chaining system.... :?
by Cheater
Fri Sep 26, 2008 8:58 pm
Forum: 8x8 LED board
Topic: Another Power Question from a Newbie
Replies: 7
Views: 12446

Re: Another Power Question from a Newbie

That will make a lot of heat.

Make a switching regulator or buy the Futurlec 5v regulator board.
by Cheater
Sat Aug 23, 2008 7:45 pm
Forum: 8x8 LED board
Topic: Power Tips
Replies: 3
Views: 8352

Power Tips

Ok from my observations USB can power a single 8x8 board, but no more. ;) At the moment I have two and a half boards wired up. Ran out of LEDs so when I get more I'll complete my 16x16 square. I've observed running off USB power that the voltage varies between 2.5v and 3v with the default text ticke...
by Cheater
Sat Aug 16, 2008 9:03 pm
Forum: Connecting to BBB, RBBB
Topic: Auto reset problem on BBB
Replies: 3
Views: 6417

Re: Auto reset problem on BBB

I need to spend more time debugging, but I can confirm that I've got this problem as well under Linux.
Works first time after plugging it in, maybe 5% of the time after that.
by Cheater
Fri Aug 15, 2008 10:59 pm
Forum: Development
Topic: wiring BBB
Replies: 6
Views: 11518

Re: wiring BBB

If you do this, make sure you offer a kit with everything unsoldered.
I simply love soldering TQFP parts. Beats DIP any day. :)
by Cheater
Fri Aug 15, 2008 9:56 pm
Forum: 8x8 LED board
Topic: Construction tip
Replies: 1
Views: 6039

Construction tip

When I was building my first two boards, I decided to play it cautious and test everything before inserting the leds.

For the love of god, dont! :lol:

Trying to figure out a way to solder leds with a IC socket on the other side. its quite challenging. ;)
Lots of plastic fumes.