Cool Circuit has a how-to on building large (6″ high”) 7-segment digital displays using 14 super-bright white LEDs. They use the PIC16F876A microcontroller and can be cascade-connected to form up to an 8-digit display.
Big 7-segment – [via] Link
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Gareth Branwyn is a freelance writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor to Boing Boing, Wink Books, and Wink Fun. His free weekly-ish maker tips newsletter can be found at garstipsandtools.com.
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