8×8 8*8 MAX7219 Dot Led Matrix Module MCU LED Display Control Module For Arduino 5V Interface Module Common Cathode

Description

8×8 MAX7219 Dot Matrix LED Display Module – Perfect for Arduino Projects

The 8×8 MAX7219 Dot Matrix LED Display Module is a powerful and versatile solution for creating visually stunning displays. It integrates the MAX7219 display driver, which simplifies control of an 8×8 LED matrix with minimal wiring. Whether you’re building animations, scrolling text, or indicators, this module is ideal for Arduino, Raspberry Pi, and other microcontroller projects.

Key Features

• Integrated MAX7219 Driver IC: Simplifies control of the 8×8 LED matrix with a serial input/output common-cathode display driver.
• Versatile Display Options: Supports an 8×8 dot matrix, 7-segment displays, or bar graph displays.
• Low Power Consumption: Features a low-power shutdown mode (150μA).
• Brightness Control: Analog and digital brightness control for flexible illumination levels.
• Expandable Design: Input and output ports allow cascading multiple modules to create larger displays.
• Easy Serial Communication: Four-wire serial interface for seamless communication with microcontrollers.

Module Specifications

• Matrix Type: 8×8 Common Cathode
• Operating Voltage: 5V
• Module Size: 5 cm (L) × 3.2 cm (W) × 1.5 cm (H)
• Mounting Holes: 4 mounting holes with a 3mm aperture for secure fixing (compatible with M3 screws).
• Connectivity: Input on the left, output on the right for cascading multiple modules.

Pin Connections

1. VCC: Connect to 5V power supply
2. GND: Connect to ground
3. DIN: Data input (e.g., P22 for 51 MCU)
4. CS: Chip select (e.g., P21 for 51 MCU)
5. CLK: Clock signal (e.g., P20 for 51 MCU)

Wiring Example (51 MCU)

• VCC → 5V
• GND → GND
• DIN → P22
• CS → P21
• CLK → P20

Applications

• Scrolling Text Displays: Perfect for creating custom messages and animations.
• Status Indicators: Ideal for IoT projects and smart devices.
• Game Displays: Build mini-games with visual feedback.
• Digital Signage: Create eye-catching and modular signage solutions.

Package Includes

• 1 x 8×8 MAX7219 Dot Matrix LED Display Module