Dual 8-bit binary counter

Drive the sixteen LEDs in cascade using three output pins of the Arduino. When running the program, you will see that the green LEDs will count from 0 to 255, and the red LEDs will count from 255 to 0.

Proteus schematic diagram

Parts required

The dual 8-bit binary counter project needs the following parts:

Arduino
Protoboard
74HC595 shift register IC x 2
Red LED x 8
Green LED x 8
560 ohms resistor x 16
Wires

Tinkercad schematic diagram

Software description

Selección de pines

Definir los pines que controlan Latch, Clock, Data

Método SETUP

Configurar todos los pines como salida

Método LOOP

Conteo de 0 a 255

Configuración de pin latch a bajo para permitir el flujo de datos

Cambio de los primeros 8 bits

Cambio de los segundos 8 bits

Arduino Code

Proteus simulation

Arduino real-life implementation