Hackaday

Addressable 7-Segment Displays May Make Multiplexing A Thing Of The Past

[Sean Hodgins] has a knack for coming up with simple solutions that can make a big difference, but this is one of those “Why didn’t I think of that?” things: addressable seven-segment LED displays.
Hackaday

7 segment

For those of us who remember LED calculators, the HP 5082-7400 series red “bubble” displays hold a special charm. Available in 3, 4, or 5-digit varieties, these multiplexed 7-segment displays provided ...
EDN

Implementing Adaptive Brightness Control to Seven Segment LED Displays

Adaptive brightness control has become a common feature in modern smartphones, HDTVs, PDAs, tablets, and computer screens. The goal of this feature is to conserve power as well as to make the display ...
EDN

I2C 4-Digit 7-Segment Display

The I2C-7SEG board is a 5-pin CMOS device that provides 4-digit of 7-segment display using I2C bus. There are no external components required.The I2C-7SEG board is a 5-pin CMOS device that provides ...
Electronic Design

Drive Multiple Displays With A Single Microcontroller Port Line

Seven-segment displays are needed in many instrument designs. In conventional microcontroller-based designs, four output port lines are allocated for one seven-segment display. Figure 1 shows the ...