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MAX7219 4-in-1 Dot Matrix Display Module with 5-Pin Interface for Arduino Microcontroller Projects
MAX7219 4-in-1 Dot Matrix Display Module with 5-Pin Interface for Arduino Microcontroller Projects
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MAX7219 4-in-1 8x8 Dot Matrix LED Display Module - SPI, Arduino / ESP32
This module chains four 8x8 LED dot matrix panels driven by MAX7219 display driver ICs, providing a 32x8 pixel scrolling display via a simple 5-pin SPI interface. Multiple modules can be daisy-chained for wider displays. Ideal for scrolling text, animations, and visual indicators in Arduino and ESP32 projects.
Key Specifications
| Parameter | Value |
|---|---|
| Driver IC | 4x MAX7219 (Maxim) |
| Display | 4x 8x8 LED dot matrix (32x8 pixels total) |
| Interface | SPI (DIN, CLK, CS - 3 wires + VCC + GND) |
| Supply Voltage | 5V DC |
| LED Color | Red (standard) |
| Brightness Control | 16-level software brightness |
| Cascadable | Yes - chain via DOUT to DIN of next module |
| Module Size | ~128 x 32mm (4 panels) |
Why Choose MAX7219 Dot Matrix?
- 3-Wire SPI Control - DIN, CLK, CS from Arduino controls all 256 LEDs
- Cascadable - Chain multiple modules for wider displays (8, 12, 16+ panels)
- 16-Level Brightness - Software-controlled brightness via MAX7219 intensity register
- MD_MAX72xx Library - Full-featured Arduino library with font, scrolling, and animation support
- Low Power Shutdown - MAX7219 shutdown mode reduces power to 150uA
Typical Applications
- Scrolling text ticker (news, stock prices, messages)
- Clock display with animated digits
- Game display (Snake, Tetris, Pong)
- Temperature and sensor data visual display
- LED animation and pixel art display
- Sports scoreboard and countdown timer
Arduino Library and Setup
Install MD_MAX72xx and MD_Parola libraries by MajicDesigns. Connect DIN to pin 11, CLK to pin 13, CS to pin 10, VCC to 5V, GND to GND. Select FC16_HW hardware type for most Chinese 4-in-1 modules.
FAQ
Q: How many modules can I chain together? Theoretically unlimited - connect DOUT of one module to DIN of the next, share CLK and CS. Each module draws ~200mA at full brightness, so plan power supply accordingly.
Q: What hardware type in MD_MAX72xx library? Select FC16_HW for most Chinese 4-in-1 modules. If display shows incorrect orientation, try GENERIC_HW or DR0CR0RR0_HW.
Package Contents
- 1x MAX7219 4-in-1 8x8 Dot Matrix LED Display Module
- 1x 5-pin connecting cable
- ★Product Description
- ★About us
- ★Custom cable
MAX7219 4-in-1 8x8 Dot Matrix LED Display Module - SPI, Arduino / ESP32
This module chains four 8x8 LED dot matrix panels driven by MAX7219 display driver ICs, providing a 32x8 pixel scrolling display via a simple 5-pin SPI interface. Multiple modules can be daisy-chained for wider displays. Ideal for scrolling text, animations, and visual indicators in Arduino and ESP32 projects.
Key Specifications
| Parameter | Value |
|---|---|
| Driver IC | 4x MAX7219 (Maxim) |
| Display | 4x 8x8 LED dot matrix (32x8 pixels total) |
| Interface | SPI (DIN, CLK, CS - 3 wires + VCC + GND) |
| Supply Voltage | 5V DC |
| LED Color | Red (standard) |
| Brightness Control | 16-level software brightness |
| Cascadable | Yes - chain via DOUT to DIN of next module |
| Module Size | ~128 x 32mm (4 panels) |
Why Choose MAX7219 Dot Matrix?
- 3-Wire SPI Control - DIN, CLK, CS from Arduino controls all 256 LEDs
- Cascadable - Chain multiple modules for wider displays (8, 12, 16+ panels)
- 16-Level Brightness - Software-controlled brightness via MAX7219 intensity register
- MD_MAX72xx Library - Full-featured Arduino library with font, scrolling, and animation support
- Low Power Shutdown - MAX7219 shutdown mode reduces power to 150uA
Typical Applications
- Scrolling text ticker (news, stock prices, messages)
- Clock display with animated digits
- Game display (Snake, Tetris, Pong)
- Temperature and sensor data visual display
- LED animation and pixel art display
- Sports scoreboard and countdown timer
Arduino Library and Setup
Install MD_MAX72xx and MD_Parola libraries by MajicDesigns. Connect DIN to pin 11, CLK to pin 13, CS to pin 10, VCC to 5V, GND to GND. Select FC16_HW hardware type for most Chinese 4-in-1 modules.
FAQ
Q: How many modules can I chain together? Theoretically unlimited - connect DOUT of one module to DIN of the next, share CLK and CS. Each module draws ~200mA at full brightness, so plan power supply accordingly.
Q: What hardware type in MD_MAX72xx library? Select FC16_HW for most Chinese 4-in-1 modules. If display shows incorrect orientation, try GENERIC_HW or DR0CR0RR0_HW.
Package Contents
- 1x MAX7219 4-in-1 8x8 Dot Matrix LED Display Module
- 1x 5-pin connecting cable
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