MAX7219 Dot Matrix 4 in 1 Display Module

MAX7219 4-in-1 Display Dot Matrix Module

An integrated display driver for LED modules with versatile capabilities.

• Dimensions: 128 x 32 x 1.5mm(LxWxH) (All 4 in 1)
• Dimension: 32 x 32 x 1.5 mm (LxWxH) (Single Module)
• Can Drive: 88 dot matrix common cathode
• Operating Voltage: 5V
• Weight: 55 gm
• Fixing Screws: 64 holes with a diameter of 3mm
• Interfaces: Input and output interfaces
• Support: Cascading multiple modules

Key Features:

• Integrated common-cathode display driver
• Connects to microprocessor 7-segment digital LED displays
• Supports bar graph displays or 64 independent LEDs
• B-type BCD encoder chip included

The MAX7219 4-in-1 Display Dot Matrix Module is a versatile solution for creating LED displays with ease. It comes with a built-in common-cathode display driver that can connect to various types of LED displays. The module also features a BCD encoder chip and a static RAM 8 x 8 for data storage.

Wiring Instructions:

Connect the left side of the module to the input port and the right side to the output port. When controlling a single module, simply connect the input port to the CPU. For cascading multiple modules, connect the input and output ports accordingly.

Pin Description:

• VCC: 5V
• GND: GND
• DIN: P2.2
• CS: P2.1
• CLK: P2.0

* Images are for illustration only; actual product may vary.