{"product_id":"max7219-4-in-1-dot-matrix-display-red","title":"MAX7219 4-in-1 Dot Matrix Display Module (32x8, red)","description":"\u003ch1\u003eMAX7219 4-in-1 Dot Matrix Display Module (32x8, red)\u003c\/h1\u003e\n\u003cp\u003eFour 8x8 red dot matrices on one board, each driven by its own MAX7219 and cascaded into a 32x8 display. The input and output headers let multiple boards be daisy-chained for scrolling text and longer displays.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003efour cascaded 8x8 matrices (32x8 total)\u003c\/li\u003e\n  \u003cli\u003eMAX7219 driver per matrix\u003c\/li\u003e\n  \u003cli\u003ecommon cathode\u003c\/li\u003e\n  \u003cli\u003ered LEDs\u003c\/li\u003e\n  \u003cli\u003eoperating voltage 5V\u003c\/li\u003e\n  \u003cli\u003eweight 55g\u003c\/li\u003e\n  \u003cli\u003einput and output interfaces for cascading\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible with\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino\u003c\/li\u003e\n  \u003cli\u003eESP32\u003c\/li\u003e\n  \u003cli\u003eESP8266\u003c\/li\u003e\n  \u003cli\u003eRaspberry Pi\u003c\/li\u003e\n  \u003cli\u003eany 3.3V\/5V microcontroller with SPI-style serial\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBuild it with Compoden's AI\u003c\/h2\u003e\u003cp\u003eTell Compoden's AI build assistant what you want to display and it picks a compatible screen, checks it against your board's interface and voltage, and hands you the wiring and the driver code matched to the exact module - all from real in-stock parts.\u003c\/p\u003e\n\u003ch2\u003eBuilt and Backed by Compoden\u003c\/h2\u003e\n\u003cp\u003eWe have spent 10 years supplying displays, boards, and parts to makers, schools, and engineering teams across India. Every Compoden order includes our AI build companion to help you wire the screen and write the driver code.\u003c\/p\u003e\n\u003cdetails\u003e\u003csummary\u003eHow big is the display area?\u003c\/summary\u003e\u003cp\u003eFour 8x8 matrices side by side, giving a 32x8 pixel grid.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I scroll text across it?\u003c\/summary\u003e\u003cp\u003eYes, libraries such as MD_Parola\/MD_MAX72XX drive cascaded MAX7219 modules for scrolling text.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I join more than one board?\u003c\/summary\u003e\u003cp\u003eYes, the output interface connects to the input of another 4-in-1 module.\u003c\/p\u003e\u003c\/details\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"Product\", \"name\": \"MAX7219 4-in-1 Dot Matrix Display Module (32x8, red)\", \"brand\": {\"@type\": \"Organization\", \"name\": \"Compoden\"}, \"mpn\": \"MAX7219\"}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How big is the display area?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Four 8x8 matrices side by side, giving a 32x8 pixel grid.\"}}, {\"@type\": \"Question\", \"name\": \"Can I scroll text across it?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, libraries such as MD_Parola\/MD_MAX72XX drive cascaded MAX7219 modules for scrolling text.\"}}, {\"@type\": \"Question\", \"name\": \"Can I join more than one board?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, the output interface connects to the input of another 4-in-1 module.\"}}]}\u003c\/script\u003e","brand":"Compoden","offers":[{"title":"Default Title","offer_id":53479317766509,"sku":null,"price":276.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/3997\/5533\/files\/product_7bfd12e9-84f4-4abb-ac95-a8de7c744083.webp?v=1782207971","url":"https:\/\/compoden.com\/products\/max7219-4-in-1-dot-matrix-display-red","provider":"Compoden","version":"1.0","type":"link"}