EDN

Arduino 4-Digit 7-segment LED Display

Recently, we published an entry-level Arduino project with a single seven-segment LED display. Although it’s an amazing DIY project, we noted that most of the readers are looking for more advanced ...
Hackaday

Driving A 7 Segment LED Display From An FT232

Sometimes, a good hack is about using less rather than more. That’s the case with this neat tutorial from [Rahul.S] on driving a 7-segment LED display with an FT232. By using this cheap USB to serial ...
EDN

Arduino 7 Segment LED Display and Counter – Tutorial #8

This is a simple 0 to 9 counter circuit constructed using Arduino! Here, a common cathode 7-segment LED display is connected to Arduino for displaying the digits. The code (Arduino sketch) allows push ...
Electronic Design

ICs Tightly Control LED Display Brightness

Interfacing microprocessors to LEDs or LED displays via a 2-wire, I2C-compatible serial interface, the MAX6958/6959 common-cathode LED display drivers are said to be the first such devices to offer ...
Electronic Design

Drive Large 7-Segment LED Displays Using Only 1 Or 2 MCU Pins

Many options exist to drive seven-segment LED displays, but most are limited to low output currents. The approach described here uses one 74ALS374 or 74AS374 octal latch, wired as a shift register, ...