Wednesday, December 3, 2014

Bubble Display, Propeller

HP 4-Digit Bubble Display (7-Segment LED)
I used a Sparkfun coupon to buy a couple of vintage, 4-digit, 7-segment, HP LED bubble displays. The kind you'd find in really old calculators. Their guide is most helpful.

I used one of my spare eeZee Propellers to play around with the display and create driver code. I haven't played in Spin in awhile, so it was a good refresher. Here's what I did...