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Angled shot of Shiftout Module with 74HC595 chip, green/red terminals, and silver pins for Arduino connection.-DFRobot product sku:DFR0072 image.
Front shot of Shiftout Module connecting 74HC595 to Arduino board
Angled shot of Shiftout Module with 74HC595 for Arduino expansion showing detailed circuitry and pin connections
Angled shot of hand holding Shiftout Module for Arduino 74HC595 expansion
Angled shot of back of Shiftout Module with 74HC595 chip and Arduino board connections
Angled shot of Gravity Shiftout Module with 74HC595 pin expansion details
Angled shot of back of Shiftout Module showing 74HC595 connections
Front of Gravity Shiftout Module expanding Arduino board with 74HC595
angled shot of overhead luggage storage compartments with 74HC595 expansion for Arduino board

Gravity: Shiftout Module

$4.20
SKU: DFR0072
The shift register module expands Arduino outputs using 74HC595, controlling 8 outputs with few pins. It's compatible with multiple microcontrollers.
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    IntroductionFeaturesApplicationsSpecificationShipping List Documents

    Introduction

    The 74HC595 ShiftOut Module provides a practical method for expanding digital output capacity when limited GPIO pins restrict project design. Built around the widely used 74HC595 serial‑in/parallel‑out shift register, this output expansion board enables a microcontroller to control eight digital outputs while consuming only a few control pins. Such capability makes the module especially useful for LED driving, relay control, and other multi‑channel switching tasks. Compatible with popular development platforms including Arduino as well as 51, AVR, and PIC microcontrollers, this compact expansion solution simplifies scalable hardware design for embedded electronics and maker projects.


    Efficient GPIO Expansion with 74HC595 Architecture

    A reliable 74HC595 shift register forms the core of this digital output expansion module. The chip architecture supports 8‑bit serial data input and parallel output with output latches and three‑state control. Such architecture enables a microcontroller to transmit serial data while simultaneously updating multiple outputs. Through this method, eight independent output channels become available while occupying only a few MCU pins. The design greatly reduces pin consumption and simplifies circuit routing in robotics controllers, LED matrices, and embedded control systems requiring multiple digital outputs.


    Daisy‑Chain Scalability for Large Output Systems

    Multiple shift register boards can be cascaded to dramatically increase available outputs without additional microcontroller pins. By linking registers in series, complex digital control systems such as large LED arrays, display panels, or multi‑relay automation setups become straightforward to implement. IDC6 connectors provide convenient signal routing between modules, enabling rapid expansion while maintaining stable signal timing. Such scalability allows this microcontroller output expander to serve both small educational prototypes and larger embedded hardware projects requiring dozens of controlled output channels.


    Integration into existing hardware setups remains simple thanks to standardized connectors and compatibility with common development ecosystems. Pairing the shift register expansion board with accessories such as the Interface Shield for Arduino. enables quick prototyping and clean wiring. Applications range from LED control systems and relay boards to interactive installations and STEM Education electronics experiments that demonstrate serial‑to‑parallel digital control.

    Features

  • Based on the 74HC595 8‑bit serial‑in, parallel‑out shift register
  • Expands microcontroller outputs while using only a few control pins
  • Supports cascading multiple modules for large output arrays
  • IDC6 input and output connectors for convenient module linking
  • Compatible with Arduino, 51, AVR, PIC and other microcontrollers
  • Suitable for LED control, relay switching, and digital output expansion

    • Applications

  • LED array and LED matrix control
  • Relay and multi‑channel switching systems
  • Microcontroller digital output expansion
  • Interactive electronics and display projects
  • Embedded system prototyping and STEM education experiments

    • Specification

  • Voltage: 5V
  • Input Interface: IDC6
  • Output Interface: IDC6
  • Module Size: 41 × 22mm (1.6 x 0.9in)

    • Shipping List

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