{"product_id":"m5stack-nfc-universal-unit-st25r3916","title":"M5Stack NFC Universal Unit (ST25R3916)","description":"\u003cp\u003e\u003cstrong\u003eThe M5Stack NFC Universal Unit is a versatile 13.56MHz NFC\/RFID read and write module with support for multiple protocols, making it suitable for access control, identity verification, smart transport, and custom NFC applications.\u003c\/strong\u003e\u003c\/p\u003e \u003chr\u003e \u003cp\u003eThe \u003ca href=\"\/collections\/m5stack-store\" title=\"M5Stack Store\"\u003eM5Stack\u003c\/a\u003e \u003cstrong\u003eNFC Universal Unit\u003c\/strong\u003e is a near-field communication read\/write unit operating at \u003cstrong\u003e13.56 MHz\u003c\/strong\u003e.\u003c\/p\u003e \u003cp\u003eThe module features the \u003cstrong\u003eST25R3916\u003c\/strong\u003e high-performance NFC front-end IC, supporting mainstream protocols including \u003cstrong\u003eISO 14443A, ISO 14443B, FeliCa™, and ISO 15693\u003c\/strong\u003e, enabling reliable read\/write operations and data exchange with a wide \u003cstrong\u003evariety of NFC\/RFID tags and cards\u003c\/strong\u003e.\u003c\/p\u003e \u003cp\u003eThe IC supports reader\/writer mode, card emulation mode, and custom protocol mode, with automatic antenna tuning, high-sensitivity reception, and comprehensive protocol handling capabilities. This unit communicates with the host device via \u003cstrong\u003eI2C interface\u003c\/strong\u003e, ensuring reliable and stable data transmission.\u003c\/p\u003e \u003cp\u003eThe product features a \u003cstrong\u003eLEGO-compatible hole design\u003c\/strong\u003e for easy structural integration and screw-mount installation, making it suitable for a wide range of near-field communication and identity verification applications, including access control systems, identity authentication, and smart transportation.\u003c\/p\u003e \u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"\/\/www.youtube.com\/embed\/_f-qesRwTyo?si=TD6K3gHlo6eHsWyk\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen=\"allowfullscreen\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e13.56 MHz high-frequency near-field communication\u003c\/li\u003e \u003cli\u003eEquipped with ST25R3916 high-performance IC\u003c\/li\u003e \u003cli\u003eSupports ISO14443A, ISO14443B, FeliCa™, and ISO15693 protocols\u003c\/li\u003e \u003cli\u003eSupports three operating modes: Reader\/Writer \/ Card Emulation \/ Custom Protocol\u003c\/li\u003e \u003cli\u003eI2C Communication interface\u003c\/li\u003e \u003cli\u003eLEGO-compatible mounting holes\u003c\/li\u003e \u003cli\u003eDevelopment Platform \u003cul\u003e \u003cli\u003eUiFlow2\u003c\/li\u003e \u003cli\u003eArduino IDE\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eSpecifications\u003c\/h2\u003e \u003ctable style=\"height: 217px;\"\u003e \u003ctbody\u003e \u003ctr style=\"height: 18px;\"\u003e \u003ctd style=\"height: 18px; width: 176.425px;\"\u003e\u003cstrong\u003eIC Type\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"height: 18px; width: 656.463px;\"\u003eST25R3916-AQWT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"height: 18px;\"\u003e \u003ctd style=\"height: 18px; width: 176.425px;\"\u003e\u003cstrong\u003eOperating Frequency\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"height: 18px; width: 656.463px;\"\u003e13.56 MHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"height: 18px;\"\u003e \u003ctd style=\"height: 18px; width: 176.425px;\"\u003e\u003cstrong\u003eCommunication Interface\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"height: 18px; width: 656.463px;\"\u003eI2C @0x50 (100K \/ 400K)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"height: 36px;\"\u003e \u003ctd style=\"height: 36px; width: 176.425px;\"\u003e\u003cstrong\u003eSupported Protocols\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"height: 36px; width: 656.463px;\"\u003eReader\/Writer Mode: NFC-A\/B (ISO 14443A\/B compatible), NFC-F (FeliCa™), NFC-V (ISO 15693)\u003cbr\u003eCard Emulation Mode: NFC-A \/ NFC-F\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"height: 18px;\"\u003e \u003ctd style=\"height: 18px; width: 176.425px;\"\u003e\u003cstrong\u003eRead\/Write Range\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"height: 18px; width: 656.463px;\"\u003e≤ 40mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"height: 73px;\"\u003e \u003ctd style=\"height: 73px; width: 176.425px;\"\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"height: 73px; width: 656.463px;\"\u003eSleep: 5V @ 19.33uA\u003cbr\u003ePower-on (unconfigured): 5V @ 19.79uA\u003cbr\u003eContinuous reading: 5V @ 67.65mA\u003cbr\u003eIntermittent reading: 5V @ 66.48mA\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"height: 18px;\"\u003e \u003ctd style=\"height: 18px; width: 176.425px;\"\u003e\u003cstrong\u003eProduct Size\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"height: 18px; width: 656.463px;\"\u003e48.0 x 24.0 x 8.0mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"height: 18px;\"\u003e \u003ctd style=\"height: 18px; width: 176.425px;\"\u003e\u003cstrong\u003eProduct Weight\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"height: 18px; width: 656.463px;\"\u003e5.9g\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch2\u003eResources\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\u003ca href=\"https:\/\/docs.m5stack.com\/en\/products\/sku\/U216\" target=\"_blank\" rel=\"noopener\" title=\"Product documents\"\u003eProduct documents\u003c\/a\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003ePackage Contents\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e1x M5Stack NFC Universal Unit (ST25R3916)\u003c\/li\u003e \u003cli\u003e1x HY2.0-4P Grove Cable (20cm)\u003c\/li\u003e \u003c\/ul\u003e","brand":"M5Stack","offers":[{"title":"Default Title","offer_id":55831450616193,"sku":"U216","price":6.7,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/m5stack-nfc-universal-unit-st25r3916-m5stack-u216-1245787561.jpg?v=1782226901","url":"https:\/\/thepihut.com\/products\/m5stack-nfc-universal-unit-st25r3916","provider":"The Pi Hut","version":"1.0","type":"link"}