1Pc MAX7219 Dot Matrix Module 8-Digit 2x4 Display Board Microcontroller-Controlled Driver LED Display Module

The MAX7219 is an integrated serial input/output common cathode display driver that connects a microprocessor to an 8-digit 7-segment LED display, a bar graph display, or 64 individual LEDs.Product Specifications- Operating Voltage: 5V- Dimensions: 130 x 65 mm- Equipped with 32 mounting screw holes, 3mm diameter- Single module can drive an 8¡Á8 dot matrix common cathode display- Module features input/output interfacesInstructions:Instructions- VCC to 5V- GND to GND- DIN to P2.2- CS to P2.1- CLK to P2.0

• Integrated LED Display Driver: The MAX7219 simplifies interfacing with 8-digit 7-segment displays, bar graphs, or up to 64 individual LEDs.
• Serial Interface: Connects seamlessly to microcontrollers via a simple 4-wire SPI interface, allowing for quick setup and individual digit control.
• Advanced Control Features: Includes scan limit settings, brightness control, and a test mode for full LED illumination, offering complete flexibility for custom display configurations.
• Flexible Display Configuration: Supports both BCD decoding and direct segment control, allowing you to choose between automatic digit encoding or manual programming for maximum customization.
• Low-Power and Efficient Design: With a 150¦ÌA shutdown mode and analog/digital brightness adjustment, this IC ensures energy efficiency while maintaining high performance in both portable and embedded systems.