4 digit 7 segment display

display

A 4 digit display is just the 7 segment display repeated 4 times.  
To make this work you need the 7HC595 shift register chip.  More details in the Elegoo download.

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Young Inventors

Lessons

Red
Thermistor
Making Noise 2001
California Invention Convention
Introduction and Materials Required
Electronics Invention Preview
Electronic Circuits
Schematic Diagrams
Series Circuit
Multimeter
Digital Electronics
Thomas Edison
Product Design Using Hard Points
LCD Display
Servo Motors
Photocell
IR Remote
Putting it all Together
Potentiometer and Joystick
Joystick Light Controller
Random Numbers
Whack a Mole Game
7-Segment Display
4 digit 7 segment display
Humidity and Temperature Sensor
Stepper Motor
Tinker CAD
Radio Broadcast Preview
Arduino IOT Cloud
PCB with Cricut
Flora Adafruit
Chill Out with MicroBit
Patents