Monthly Archives: July 2011

The Beginning of the 16 Row Display.

The parts have arrived for the interface board and I was able to squeeze enough time to begin the next step, making the display double tall – 16 rows. I knew the 1st hurdle was going to be hardware so … Continue reading

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An oops moment.

After making my last post, and doing a bit more research, I found a 3-8 decoder that doesn’t invert the output (74HC238).  I purchased some of these and will use them in the 16 row builds.  I should be able … Continue reading

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Led display to go 16 x 40

My next step with the LED Array panels will be to make it double tall (16 x 40).  However to do this, I will have to double my row control lines from 8 to 16 while still providing output for … Continue reading

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LED Matrix Update.

If you are interested in purchasing one of the displays I have now added the links to the seller to their posts.

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8 X 80 LED Matrix

This is a continuation of the 8 X 40 LED Matrix Post.  You can purchase them while they last at KP’s Surplus.  So if you want to get more of the electronic details, read that 1st. Well, I received my … Continue reading

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8 X 40 LED Matrix

I happened across an 8×40 LED Matrix at a surplus store online (You can get them while they are available at KP’s Surplus) that I thought could be of interest, so I bought one. The display panel appears to have been part … Continue reading

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