{"product_id":"2-4g-nf-04-wireless-spi-module-bk2425-250k-2mbps-transparent-transmission-receiver-for-doorbell-remote-control-switch","title":"2.4G NF-04 Wireless SPI Module BK2425 250k~2Mbps Transparent Transmission Receiver For Doorbell Remote Control Switch","description":"\u003cdiv\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003eIntroduction:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003eNF-04 is a 2.4G wireless module with small size and on-board antenna. It has a high airspeed (up to 2Mbps), SPI interface, and a pure hardware module. It has high stability, high cost performance and good spectrum test characteristics. , small size, using all industrial grade components.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\n\u003cspan style=\"font-size: 14px;\"\u003eNF-04 can be widely used in various Internet of Things applications, and is suitable for wireless mouse and keyboard, wireless remote control, somatosensory equipment, active RFID, NFC, low-power self-organizing network wireless sensor network nodes. Ideal solution for IoT applications\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv\u003e\n\u003cspan style=\"font-size: 14px;\"\u003e1. \u003c\/span\u003e\u003cspan style=\"font-size:14px;\"\u003eDIP-8 ultra small package, built-in 2.4G antenna, compact size, easy to use\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Support data reception of six channels\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. Support normal modulation methods such as GFSK\/FSK\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e4. Support 2Mbps\/1Mbps\/250Kbps data rate\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e5. Multi-frequency point: 126 frequency points to meet the needs of multi-point communication and frequency hopping communication\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e6. Internally integrated high PSRR LDO\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e7. Wide power supply voltage range: 1.9~3.6V\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e8. Average emission current as low as 110mA\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e9. Receive sensitivity: -96dBm@250kbps\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e10. Maximum transmit power: +7dBm\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e11. With four-wire SPI interface, the speed can up to 10MHz\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e12. Internal integrated intelligent ARQ baseband protocol engine\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e13. Transceiver data hardware interrupt output\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e14. Support 1bit RSSI output\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-size: 14px;\"\u003e15. Low application cost: \u003c\/span\u003e\u003cspan style=\"font-size:14px;\"\u003eBK2425 \u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003eintegrates all high-speed signal processing parts related to RF protocol, such as: automatic retransmission of lost data packets and automatic generation of response signals, etc. The \u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003eBK2425 \u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003eSPI interface can be connected with the hardware SPI port of the microcontroller or with a single-chip microcomputer. The I\/O port is simulated, and the internal FIFO can interface with various high and low speed microprocessors, which is convenient for using low-cost single-chip microcomputers.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-size: 14px;\"\u003e16. Easy to develop: Since the link layer is fully integrated on the module, it is very easy to develop. Automatic retransmission function, automatic detection and retransmission of lost data packets, retransmission time and number of retransmissions. Software control automatically stores the packet auto-answer function without receiving the response signal. After receiving valid data, the module automatically sends a response. Signal, no need to separately program carrier detection - fixed frequency detection built-in hardware CRC error detection and point-to-multipoint communication address control packet transmission error counter and carrier detection function can be used for frequency hopping setting can simultaneously set six receiving channel addresses, which can be selective The open receiving channel stamp hole has a 2.54mm pitch for easy embedded applications.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003ctable border=\"1\" cellspacing=\"0\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ePIN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eName\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eDirection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 305px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eFunction\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e1\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eVCC\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e-\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 305px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ePower supply must be between 2.0 ~ 3.6V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e2\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eGND\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e-\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 305px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eGround wire, connected to the power reference ground\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003e3\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eCSN\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eInput\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 305px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eModule chip select pin for starting an SPI communication\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003e4\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eCE\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eInput\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 305px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eModule control pin\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003e5\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eMOSI\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eInput\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 305px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eModule SPI Data Input Pin\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003e6\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eSCK\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eInput\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 305px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eModule SPI bus clock\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003e7\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eIRQ\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eOutput\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 305px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003eModule interrupt signal output, active low\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e8\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003eMISO\u003c\/td\u003e\n\u003ctd style=\"width: 80px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eOutput\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 305px;\"\u003eModule SPI Data Output Pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cbr\u003e\u003ctable border=\"1\" cellspacing=\"0\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eModule model\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eNF-04\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ePackage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eDIP-8\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eSize\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size:14px;\"\u003e28.5*15.2 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eCommunication Interface\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eSPI (up to 10Mbps)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eAir speed\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e250k~2Mbps 3 levels adjustable (250kbps, 1Mbps, 2Mbps)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eSpectrum range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e2400MHz~2525MHz adjustable, 1MHz stepping\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eAntenna form\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eOnboard PCB antenna, gain 2dBi\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eMaximum transmit power\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e7dBm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eReceiving sensitivity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e-96dBm@250kbps\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eAverage current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eEmission current: 25mA (7dBm)\u003cbr\u003eReceive current: 15mA (2Mbps)\u003cbr\u003eShutdown current: 1.0uA (Shutdown mode)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003ePower supply range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e1.9~3.6V, typical value 3.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eOperating temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e-20 °C ~ 85 °C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 174px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eStorage environment\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 369px;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e-20 °C ~ 90 °C, \u0026lt; 90% RH\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e\u003cstrong\u003ePackage includes:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e1 x 2.4G Wireless module\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/1C\/CD\/74fcbb82-63cc-40a0-94c1-bfe47414612a.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/77\/A1\/53f6ad03-9fc9-4bc1-b7da-c798bbe49dd1.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/FC\/47\/7b2635ff-5f75-476f-a9c8-770647f72bd7.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/DE\/D5\/4156795e-2917-4c41-bfd9-99bbbf2e6ed6.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/0A\/D7\/bd949080-e2bd-4545-8fd6-4a5cfe8729fc.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/E0\/AB\/12bab0f6-87a7-448b-a918-3c4b35a835d6.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/9D\/31\/87f942b7-f98c-4f4a-af74-9c8646c9be3a.JPG\"\u003e","brand":"Electronic Pro","offers":[{"title":"Default Title","offer_id":35566567784604,"sku":"1505053","price":210.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2787\/9162\/products\/826ba5c8-100d-4b91-89fc-a9e89e6ad33d.jpg?v=1597667966","url":"https:\/\/electronic-pro-south-africa.myshopify.com\/products\/2-4g-nf-04-wireless-spi-module-bk2425-250k-2mbps-transparent-transmission-receiver-for-doorbell-remote-control-switch","provider":"Electronic Pro ","version":"1.0","type":"link"}