{"product_id":"max7219-4-in-1-dot-matrix-display-module-5p-cable","title":"MAX7219 4-in-1 Dot Matrix Display Module with 5P Cable","description":"\n\u003ch2\u003eMAX7219 4-in-1 Dot Matrix LED Display Module with 5P Cable\u003c\/h2\u003e\n\u003cp\u003eTake your microcontroller projects to the next level with the MAX7219 4-in-1 Dot Matrix Display Module. Featuring four cascadable 8×8 LED dot matrix panels driven by the reliable MAX7219 driver IC, this module delivers crisp, bright character and graphic output for Arduino, 51 MCU, Raspberry Pi, and other compatible development boards. The included 5-pin (5P) dupont cable makes wiring quick and straightforward — perfect for beginners and seasoned makers alike.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4-in-1 Cascadable Design:\u003c\/strong\u003e Four 8×8 dot matrix panels linked in series — display scrolling text, animations, clock digits, sensor data, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMAX7219 Driver IC:\u003c\/strong\u003e Industry-standard serial LED driver handles multiplexing and brightness control, freeing up precious MCU pins.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5V Operating Voltage:\u003c\/strong\u003e Directly compatible with most 3.3 V\/5 V development boards (Arduino Uno, Nano, Mega, 51 MCU, STM32, ESP8266, ESP32, etc.).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple SPI Interface:\u003c\/strong\u003e Only 3 signal lines required — DIN, CS, and CLK — for easy integration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCascadable Input\/Output Ports:\u003c\/strong\u003e Chain multiple modules together seamlessly using the built-in input and output connectors.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSturdy Construction:\u003c\/strong\u003e PCB with 64 mounting holes (3 mm diameter) for secure panel installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5P Dupont Cable Included:\u003c\/strong\u003e Pre-wired connector cable included for hassle-free hookup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDriver IC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMAX7219\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 × 8×8 Dot Matrix (Common Cathode)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSPI (DIN, CS, CLK)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 12.8 × 12.8 × 1.3 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Holes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e64 holes, 3 mm diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBrand New\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWiring Guide (51 MCU Example)\u003c\/h3\u003e\n\u003cp\u003eConnect the module to your microcontroller using the 5P cable as follows:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVCC\u003c\/strong\u003e → 5V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGND\u003c\/strong\u003e → GND\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDIN\u003c\/strong\u003e → P2.2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCS\u003c\/strong\u003e → P2.1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCLK\u003c\/strong\u003e → P2.0\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor cascaded setups, connect the output port of Module 1 to the input port of Module 2, and so on.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × MAX7219 4-in-1 Dot Matrix Display Module\u003c\/li\u003e\n  \u003cli\u003e1 × 5P Dupont Connection Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Dimensions are measured manually and may have a tolerance of 0–2 cm. Actual LED color may vary slightly from product images due to monitor differences.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the MAX7219 4-in-1 Dot Matrix Module compatible with Arduino?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The MAX7219 dot matrix module is fully compatible with Arduino Uno, Nano, Mega, and other popular Arduino boards. Simply connect DIN, CS, and CLK to your chosen digital pins and use a library such as LedControl or MD_MAX72XX to drive the display with just a few lines of code.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I chain (cascade) more than one module together?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. Each module features dedicated input and output ports specifically designed for cascading. Connect the output port of the first module to the input port of the second, and continue daisy-chaining as needed. Your microcontroller only needs the same 3 SPI signal lines regardless of how many modules are in the chain.\u003c\/p\u003e\n\u003ch4\u003eQ: What type of dot matrix LED does this module use?\u003c\/h4\u003e\n\u003cp\u003eA: The module uses common-cathode 8×8 LED dot matrix panels. Each of the four panels contains 64 individually addressable LEDs, giving you a combined 32×8 pixel display area ideal for scrolling text, icons, and simple graphics.\u003c\/p\u003e\n\u003ch4\u003eQ: What voltage does the MAX7219 module require?\u003c\/h4\u003e\n\u003cp\u003eA: The module operates at 5V DC, making it directly compatible with most Arduino boards and 51 MCU development platforms. Ensure your power supply can provide sufficient current when all LEDs are illuminated.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the MAX7219 4-in-1 Dot Matrix Module compatible with Arduino?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The MAX7219 dot matrix module is fully compatible with Arduino Uno, Nano, Mega, and other popular Arduino boards. 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