{"product_id":"sparkfun-gps-breakout-neo-m9n-u-fl-qwiic-fast-accurate-lock","title":"SparkFun GPS Breakout NEO-M9N U.FL Qwiic - Fast, Accurate Lock","description":"\u003cp\u003eIn this review of the SparkFun NEO-M9N GPS Breakout, the bottom line is simple: this is a compact, developer-friendly GNSS module for projects that need faster, more reliable position fixes. The reviewer finds it most valuable for makers and embedded developers who want concurrent multi-constellation reception and a convenient Qwiic interface, with the single biggest reason to buy being the combination of the 92-channel u-blox M9 engine and the onboard rechargeable backup battery that substantially reduces time-to-first-fix.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e92-channel u-blox M9 engine:\u003c\/strong\u003e Provides simultaneous tracking of GPS, GLONASS, Galileo, and BeiDou to improve accuracy in difficult signal environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConcurrent four-constellation reception:\u003c\/strong\u003e Maximizes position accuracy and reduces lock time by using multiple satellite systems at once.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnboard rechargeable backup battery:\u003c\/strong\u003e Keeps satellite data in memory so the module can achieve a hot lock within seconds after power loss.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQwiic compatibility with I2C support:\u003c\/strong\u003e Allows easy, solderless connection to I2C hosts so you do not have to use up UART ports on a microcontroller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated U.FL connector:\u003c\/strong\u003e Lets you attach a user-chosen external antenna for improved reception in marginal locations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-jamming and spoofing detection:\u003c\/strong\u003e Can detect and report jamming or spoofing events so a host system can respond to compromised signals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe NEO-M9N breakout is well suited to hobbyists, drone builders, and embedded developers who need reliable, multi-constellation positioning and prefer a solderless Qwiic hookup for rapid prototyping. Its backup battery and fast hot-start make it useful for mobile or battery-powered projects that experience frequent power cycling.\u003c\/p\u003e\n\u003cp\u003eThose who need integrated mapping software, an internal antenna, or a turnkey consumer GPS device should look elsewhere; this board is aimed at people comfortable wiring a U.FL antenna and integrating GNSS data over UART or I2C into their own systems.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupports four concurrent GNSS constellations for better accuracy in challenging environments.\u003c\/li\u003e\n\u003cli\u003eOnboard rechargeable battery enables very fast hot locks after brief power loss.\u003c\/li\u003e\n\u003cli\u003eQwiic compatible I2C option simplifies wiring and preserves UART ports on host devices.\u003c\/li\u003e\n\u003cli\u003eU.FL connector gives flexibility to choose an antenna matched to your installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRequires an external antenna via U.FL for best performance, which adds a small extra cost and installation step.\u003c\/li\u003e\n\u003cli\u003eNot a plug-and-play consumer GPS with integrated display or mapping software; it requires some integration work.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eGNSS Receiver\u003c\/td\u003e\n\u003ctd\u003e92-channel u-blox M9 engine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstellations\u003c\/td\u003e\n\u003ctd\u003eGPS, GLONASS, Galileo, BeiDou\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterfaces\u003c\/td\u003e\n\u003ctd\u003eUART and I2C (Qwiic compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAntenna Connector\u003c\/td\u003e\n\u003ctd\u003eIntegrated U.FL connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackup Power\u003c\/td\u003e\n\u003ctd\u003eOnboard rechargeable battery for warm\/hot-start\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocols\u003c\/td\u003e\n\u003ctd\u003eNMEA, UBX, RTCM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe SparkFun NEO-M9N breakout is a strong choice for makers and developers who need \u003cstrong\u003emulti-constellation GNSS\u003c\/strong\u003e with quick recovery after power loss. It delivers solid accuracy and flexible integration via Qwiic I2C or UART, and the U.FL connector lets users pick the right antenna for their project, making it good value for embedded GNSS applications.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this board need an external antenna?\u003c\/strong\u003e\u003cbr\u003eThe board provides a U.FL connector so you can attach an external antenna of your choice for best reception.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it use I2C instead of UART?\u003c\/strong\u003e\u003cbr\u003eYes, the module supports I2C (Display Data Channel) and is Qwiic compatible to avoid using UART ports.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it keep satellite data when power is removed?\u003c\/strong\u003e\u003cbr\u003eYes, the onboard rechargeable backup battery preserves ephemeris and enables much faster hot-start locks.\u003c\/p\u003e","brand":"SparkFun","offers":[{"title":"Default Title","offer_id":48245048017115,"sku":"B082YDZLL9","price":70.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61kCG15K0pL._AC_SL1500.jpg?v=1770922055","url":"https:\/\/gearmusthave.com\/products\/sparkfun-gps-breakout-neo-m9n-u-fl-qwiic-fast-accurate-lock","provider":"GearMustHave","version":"1.0","type":"link"}