{"product_id":"0-56-inch-3-digit-7-segment-led-display-red-common-cathode","title":"Red 0.56inch 3 Digit 7 Segment LED Display Digital Tube - Common Cathode","description":"\u003ch1\u003eRed 0.56inch 3 Digit 7 Segment LED Display Digital Tube - Common Cathode\u003c\/h1\u003e\n\u003cp\u003eA three-digit 0.56 inch red 7-segment LED display in common cathode configuration. It is a passive multiplexed display with no onboard driver and needs external resistors plus microcontroller scanning.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e3 digits\u003c\/li\u003e\n  \u003cli\u003e0.56 inch digit height\u003c\/li\u003e\n  \u003cli\u003ered LED\u003c\/li\u003e\n  \u003cli\u003ecommon cathode\u003c\/li\u003e\n  \u003cli\u003e12 pins\u003c\/li\u003e\n  \u003cli\u003ePCB \/ through-hole mount\u003c\/li\u003e\n  \u003cli\u003edimensions 37mm L x 19mm W x 7mm H\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\u003eRaspberry Pi\u003c\/li\u003e\n  \u003cli\u003eany microcontroller GPIO with current-limiting resistors\u003c\/li\u003e\n  \u003cli\u003ebreadboard and PCB\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\u003eIs a driver chip included?\u003c\/summary\u003e\u003cp\u003eNo, it is a bare common-cathode 7-segment display driven directly by your microcontroller with current-limiting resistors.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCommon cathode or anode?\u003c\/summary\u003e\u003cp\u003eCommon cathode.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow many pins does it have?\u003c\/summary\u003e\u003cp\u003e12 pins.\u003c\/p\u003e\u003c\/details\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"Product\", \"name\": \"Red 0.56inch 3 Digit 7 Segment LED Display Digital Tube - Common Cathode\", \"brand\": {\"@type\": \"Organization\", \"name\": \"Compoden\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is a driver chip included?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No, it is a bare common-cathode 7-segment display driven directly by your microcontroller with current-limiting resistors.\"}}, {\"@type\": \"Question\", \"name\": \"Common cathode or anode?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Common cathode.\"}}, {\"@type\": \"Question\", \"name\": \"How many pins does it have?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"12 pins.\"}}]}\u003c\/script\u003e","brand":"Compoden","offers":[{"title":"Default Title","offer_id":53479317340525,"sku":null,"price":24.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/3997\/5533\/files\/product_97ae6a22-4527-4692-a698-4f6a5d2215ba.webp?v=1782207915","url":"https:\/\/compoden.com\/products\/0-56-inch-3-digit-7-segment-led-display-red-common-cathode","provider":"Compoden","version":"1.0","type":"link"}