Category Archives: Scrolling LED

Major progress on LED display

After another evening at W88, there’s some good progress on the display.  First, there are four boards running in the display that I didn’t have to make!  I did etch them, but Bill and Karl ground them down to size … Continue reading

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6 more latch boards for scrolling LED display

We have 6 more (working!) boards in the display.  The goals were to see whether it looked good enough to continue the project and to get scrolling code working a little better.  Made only partial progress on both. I tested … Continue reading

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Eric fixed the bad board!

At the space Thursday evening 3/8 I hauled the display out to see if I could address what looked like lack of +5 to the 4th latch board from left.  I reheated the +5V bus to that board, but the … Continue reading

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First 6 latch boards for scrolling LED display

Jim Harvey and I got together at the space 2/16 to test and install the first 6 columns’ worth of latch boards.  First step was to test them.  That was a very good idea, since there were some bad traces … Continue reading

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Scrolling LED Display

Russ’ post of a link to a one-wire serial-parallel latch to drive 16 LEDs from one pin on a micro reminded me I had an old LED display we might rebuild into something useful.  It was from work maybe 25 … Continue reading

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