What do you do with 144 7-segment displays? If you’re [Frugha] you ... [Frugha] picked a nice font and hand-coded lookup tables for each digit. The lookup tables are stored in ROM, saving ...

7-segment LED displays were revolutionary, finally providing a clear, readable and low-power numerical display solution. We’ve got plenty of other cheap display options now, but sometimes you ...

seven-segment display (Image courtesy of LXD, Inc.) In their natural state, liquid crystals line up with the orientation "rubbed" into the front and rear glass panels. The rubbings are microscopic ...