{"product_id":"gravity-uart-i2c-nfc-module","title":"Gravity: UART \u0026 I2C NFC Module","description":"\u003cdiv class=\"desc\"\u003e\n\u003cdiv class=\"desCon\"\u003eThis UART \u0026amp; I2C NFC Module adopts NXP PN532, a highly integrated NFC communication controller, which supports various types of NFC smart cards or tags like the commonly used MIFARE Classic series and NTAG series in the market.\u003c\/div\u003e\n\u003cdiv class=\"desCon\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"desCon\"\u003eApart from the large PCB antenna design of better communication area and distance, the upgraded version joins the Gravity family by adopting a standard Gravity PH2.0-4P interface with I2C \u0026amp; UART composite rather than 2.54mm headers, making the wiring more convenient. A switch is added for conveniently switching between these two interfaces. When using the UART, you can easily read and write various NFC cards by using the common USB to UART converter and PN532 compatible PC software. When using the I2C interface, it can be used for various 3V3\/5V controller such as Arduino, micro:bit, FireBeetle ESP32 and FireBeetle ESP8266.\u003c\/div\u003e\n\u003cdiv class=\"desCon\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"desCon\"\u003e\u003cb style=\"font-size: 1.4em;\" data-mce-style=\"font-size: 1.4em;\"\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv class=\"desCon\"\u003e\u003cb style=\"font-size: 1.4em;\" data-mce-style=\"font-size: 1.4em;\"\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cdiv class=\"desCon\"\u003e\n\u003cul style=\"list-style-type: disc;\" class=\"list-paddingleft-2\" data-mce-style=\"list-style-type: disc;\"\u003e\n\u003cli\u003eNXP highly integrated NFC controller\u003c\/li\u003e\n\u003cli\u003eGravity I2C \u0026amp; UART composite interface, flexible use\u003c\/li\u003e\n\u003cli\u003eSupport various kinds of mainstream NFC smart cards or tags\u003c\/li\u003e\n\u003cli\u003eCompatible with 3.3V\/5V controller\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConnection Example - DFRduino Uno R3\u003c\/h2\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/UART_I2C_NFC_Module_features_1.jpg?v=1692875352\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/UART_I2C_NFC_Module_features_1.jpg?v=1692875352\u0026amp;width=700\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"desCon\"\u003e\n\u003cul style=\"list-style-type: disc;\" class=\"list-paddingleft-2\" data-mce-style=\"list-style-type: disc;\"\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"desCon\"\u003e\n\u003cul style=\"list-style-type: disc;\" class=\"list-paddingleft-2\" data-mce-style=\"list-style-type: disc;\"\u003e\n\u003cli\u003eIC: NXP PN532\u003c\/li\u003e\n\u003cli\u003eInput Voltage (VCC) : 3.3V~5.5V\u003c\/li\u003e\n\u003cli\u003eInterface: Gravity I2C \u0026amp; UART (PH2.0-4P, Logic Level 0-3.3V)\u003c\/li\u003e\n\u003cli\u003eUART Baud Rate: 115200 bps\u003c\/li\u003e\n\u003cli\u003eI2C Address: 0x48\u003c\/li\u003e\n\u003cli\u003eCommunication Frequency: 13.56 MHz\u003c\/li\u003e\n\u003cli\u003eMaximum Communication Distance: ≥10mm, depending on the size of the NFC card\/tag\u003c\/li\u003e\n\u003cli\u003eProtocol Support:\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eReader\/Writer Mode: ISO\/IEC 14443A, ISO\/IEC 14443B, MIFARE, FeliCa\u003c\/li\u003e\n\u003cli\u003eCard Emulation Mode: ISO 14443A\/MIFARE Classic 1K or 4K, FeliCa\u003c\/li\u003e\n\u003cli\u003ePeer-to-Peer: ISO\/IEC18092, ECM340\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul style=\"list-style-type: disc;\" class=\"list-paddingleft-2\" data-mce-style=\"list-style-type: disc;\"\u003e\n\u003cli\u003eDimension: 110 x 50 mm\u003c\/li\u003e\n\u003cli\u003eWeight: 20g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"desCon\"\u003e\n\u003cul\u003e\n\u003cli\u003eProduct wiki\u003c\/li\u003e\n\u003cli\u003eMore Documents\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cdiv class=\"desCon\"\u003e\n\u003cul style=\"list-style-type: disc;\" class=\"list-paddingleft-2\" data-mce-style=\"list-style-type: disc;\"\u003e\n\u003cli\u003e1x Gravity: UART \u0026amp; I2C NFC Module\u003c\/li\u003e\n\u003cli\u003e1x Gravity-4P I2C\/UART Sensor Wire\u003c\/li\u003e\n\u003cli\u003e1x XH2.54-2P Black Header\u003c\/li\u003e\n\u003cli\u003e1x NFC Tag Sticker\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DFRobot","offers":[{"title":"Default Title","offer_id":48624172630234,"sku":"tln1789685582761","price":26.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0824\/8318\/3834\/files\/gravity-uart-i2c-nfc-module_1.jpg?v=1789685587","url":"https:\/\/memoryfoamwear.shop\/products\/gravity-uart-i2c-nfc-module","provider":"My Store","version":"1.0","type":"link"}