{"product_id":"led-display-module-4-in-1-dot-matrix-max7219","title":"LED Display Module 4-in-1 Dot Matrix - MAX7219","description":"\u003cp data-start=\"77\" data-end=\"529\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe LED Display Module 4-in-1 Dot Matrix – MAX7219 is a large programmable LED display module consisting of four 8×8 LED dot matrix displays arranged side by side to create a 32×8 pixel display area. Each 8×8 matrix is controlled by a dedicated MAX7219 serially interfaced LED display driver, allowing the entire module to display scrolling text, numbers, symbols, animations, patterns, sensor readings, and other graphical information.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"531\" data-end=\"940\"\u003eThe MAX7219 driver handles LED multiplexing, current control, brightness adjustment, and display refreshing internally, significantly reducing the processing load and number of GPIO pins required from the microcontroller. The module uses a simple 3-wire serial interface consisting of DIN, CLK, and CS\/LOAD signals, making it easy to control all four matrix sections using only a few microcontroller pins.\u003c\/p\u003e\n\u003cp data-start=\"942\" data-end=\"1321\"\u003eThe four MAX7219 driver stages are connected in a daisy-chain configuration, allowing display data to pass from one section to the next. Multiple 4-in-1 modules can also be cascaded to create longer scrolling message boards and larger information displays. The module is widely used with Arduino, ESP32, STM32, Raspberry Pi, RP2040, PIC, AVR, and other development platforms.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"etycth\" data-start=\"1328\" data-end=\"1345\" class=\"PDq2pG_selectionAnchorContainer\"\u003eKey Features\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"1347\" data-end=\"2141\"\u003e\n\u003cli data-section-id=\"17gmqko\" data-start=\"1347\" data-end=\"1395\"\u003eFour 8×8 LED dot matrix displays in one module\u003c\/li\u003e\n\u003cli data-section-id=\"1ufwraa\" data-start=\"1396\" data-end=\"1437\"\u003eTotal display resolution of 32×8 pixels\u003c\/li\u003e\n\u003cli data-section-id=\"keflxh\" data-start=\"1438\" data-end=\"1472\"\u003eUses four MAX7219 LED driver ICs\u003c\/li\u003e\n\u003cli data-section-id=\"1fha210\" data-start=\"1473\" data-end=\"1519\"\u003eIndividually addressable LED matrix sections\u003c\/li\u003e\n\u003cli data-section-id=\"g201r7\" data-start=\"1520\" data-end=\"1565\"\u003eSupports scrolling text and moving messages\u003c\/li\u003e\n\u003cli data-section-id=\"10zkssz\" data-start=\"1566\" data-end=\"1619\"\u003eDisplays numbers, symbols, graphics, and animations\u003c\/li\u003e\n\u003cli data-section-id=\"1lle9tf\" data-start=\"1620\" data-end=\"1660\"\u003eSimple 3-wire serial control interface\u003c\/li\u003e\n\u003cli data-section-id=\"1xhkd1z\" data-start=\"1661\" data-end=\"1700\"\u003eDIN, CLK, and CS\/LOAD control signals\u003c\/li\u003e\n\u003cli data-section-id=\"of8guz\" data-start=\"1701\" data-end=\"1727\"\u003eDaisy-chain architecture\u003c\/li\u003e\n\u003cli data-section-id=\"1eozxa\" data-start=\"1728\" data-end=\"1771\"\u003eMultiple modules can be cascaded together\u003c\/li\u003e\n\u003cli data-section-id=\"i9rpja\" data-start=\"1772\" data-end=\"1807\"\u003eBuilt-in LED multiplexing control\u003c\/li\u003e\n\u003cli data-section-id=\"1ox40bs\" data-start=\"1808\" data-end=\"1841\"\u003eProgrammable display brightness\u003c\/li\u003e\n\u003cli data-section-id=\"yinvh5\" data-start=\"1842\" data-end=\"1872\"\u003e16 digital brightness levels\u003c\/li\u003e\n\u003cli data-section-id=\"bse20a\" data-start=\"1873\" data-end=\"1911\"\u003eHardware and software shutdown modes\u003c\/li\u003e\n\u003cli data-section-id=\"1g9cmfe\" data-start=\"1912\" data-end=\"1944\"\u003eBuilt-in display test function\u003c\/li\u003e\n\u003cli data-section-id=\"1650i5g\" data-start=\"1945\" data-end=\"1987\"\u003eReduced microcontroller GPIO requirement\u003c\/li\u003e\n\u003cli data-section-id=\"xx4rtp\" data-start=\"1988\" data-end=\"2034\"\u003eAutomatic display refresh by MAX7219 drivers\u003c\/li\u003e\n\u003cli data-section-id=\"1mgx6lq\" data-start=\"2035\" data-end=\"2089\"\u003eSuitable for message boards and information displays\u003c\/li\u003e\n\u003cli data-section-id=\"14v0vb7\" data-start=\"2090\" data-end=\"2141\"\u003eCompatible with popular microcontroller platforms\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Roboracter","offers":[{"title":"Default Title","offer_id":46789277777974,"sku":"YSGOA5ZEUZ","price":319.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/0731\/2694\/files\/MAX7219-LED-Display-2.png?v=1783280096","url":"https:\/\/roboracter.in\/products\/led-display-module-4-in-1-dot-matrix-max7219","provider":"Roboracter","version":"1.0","type":"link"}