{"product_id":"max7219-8x8-dot-matrix-led-module","title":"MAX7219 8x8 Dot Matrix LED Display Module (common cathode)","description":"\u003ch1\u003eMAX7219 8x8 Dot Matrix LED Display Module (common cathode)\u003c\/h1\u003e\n\u003cp\u003eA single 8x8 LED dot matrix driven by the MAX7219, which handles multiplexing and brightness over a serial interface so only three control lines are needed from the host. Cascadable: the output pins feed the input pins of the next module.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e8x8 LED matrix\u003c\/li\u003e\n  \u003cli\u003eMAX7219 driver IC\u003c\/li\u003e\n  \u003cli\u003ecommon cathode\u003c\/li\u003e\n  \u003cli\u003einput voltage 3.7-5.3V\u003c\/li\u003e\n  \u003cli\u003einput current 320mA\u003c\/li\u003e\n  \u003cli\u003emodule 3.2 x 3.2 x 1.5 cm\u003c\/li\u003e\n  \u003cli\u003e4 mounting holes (3mm)\u003c\/li\u003e\n  \u003cli\u003eserial 4-wire interface\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\u003eWhat pins does it use?\u003c\/summary\u003e\u003cp\u003eFive pins: VCC, GND, DIN, CS, CLK for the serial interface.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I chain several modules?\u003c\/summary\u003e\u003cp\u003eYes, connect the DOUT\/output pins of one module to the DIN\/input pins of the next.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat LED color is it?\u003c\/summary\u003e\u003cp\u003eThe matrix is a single-color common-cathode 8x8 dot matrix.\u003c\/p\u003e\u003c\/details\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"Product\", \"name\": \"MAX7219 8x8 Dot Matrix LED Display Module (common cathode)\", \"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\": \"What pins does it use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Five pins: VCC, GND, DIN, CS, CLK for the serial interface.\"}}, {\"@type\": \"Question\", \"name\": \"Can I chain several modules?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, connect the DOUT\/output pins of one module to the DIN\/input pins of the next.\"}}, {\"@type\": \"Question\", \"name\": \"What LED color is it?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The matrix is a single-color common-cathode 8x8 dot matrix.\"}}]}\u003c\/script\u003e","brand":"Compoden","offers":[{"title":"Default Title","offer_id":53479317733741,"sku":null,"price":98.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/3997\/5533\/files\/product_5775adab-064c-4136-9a32-a60a4391370c.webp?v=1782207960","url":"https:\/\/compoden.com\/products\/max7219-8x8-dot-matrix-led-module","provider":"Compoden","version":"1.0","type":"link"}