{"product_id":"l76k-gnss-hat-for-raspberry-pi","title":"L76K GNSS HAT for Raspberry Pi","description":"\u003cp\u003eThis HAT for your \u003ca href=\"\/collections\/raspberry-pi-store\" title=\"Raspberry Pi\"\u003eRaspberry Pi\u003c\/a\u003e supports \u003cstrong\u003eGPS, BeiDou (BDS), GLONASS\u003c\/strong\u003e and \u003cstrong\u003eQZSS\u003c\/strong\u003e systems, allows multi-system combined or single-system independent positioning.\u003c\/p\u003e\n\u003cp\u003eThe board offers fast positioning, high accuracy, and low power consumption, and supports \u003cstrong\u003eAGNSS\u003c\/strong\u003e (Assisted GNSS), a technology that dramatically speeds up and improves satellite positioning by downloading critical orbital data via mobile networks or Wi-Fi rather than slow satellite links.\u003c\/p\u003e\n\u003cp\u003eIt has a built-in Low-Noise Amplifier (\u003cstrong\u003eLNA\u003c\/strong\u003e) for improved reception sensitivity, and built-in Surface Acoustic Wave (\u003cstrong\u003eSAW\u003c\/strong\u003e) Filter for enhanced noise reduction performance. There is a holder for an ML1220 \u003cstrong\u003erechargeable\u003c\/strong\u003e battery (\u003cstrong\u003ebattery not included -\u003c\/strong\u003e \u003cstrong\u003edo not use single use batteries!\u003c\/strong\u003e), for preserving ephemeris information and hot starts. \u003cstrong\u003eFour LEDs\u003c\/strong\u003e indicate the module operating status, and a \u003cstrong\u003estandby mode switch\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe board comes with a separate GPS antenna (see images), riser GPIO header, Micro-USB cable and metal standoff fixings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRaspberry Pi not included.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eWhat's Onboard?\u003c\/h2\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/L76K_GNSS_Module_for_Raspberry_Pi_features_1.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\u003cstrong\u003eL76K module\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCP2102\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCAT24C32\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRT9193-33 \u003c\/strong\u003ePower chip\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eGNSS configuration button\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eStandby mode switch\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eStatus indicators\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRaspberry Pi 40-pin GPIO header\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eUSB to UART port\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eGNSS antenna connector\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery holder\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eSupports an ML1220 rechargeable cell for preserving ephemeris information and enabling hot starts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUART selection jumper\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eA: Control the L76K via USB to UART\u003c\/li\u003e\n\u003cli\u003eB: Control the L76K via Raspberry Pi\u003c\/li\u003e\n\u003cli\u003eC: Access the Raspberry Pi via USB to UART\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for Raspberry Pi (any 40-pin model i.e. Pi 5, 4, 3 etc)\u003c\/li\u003e\n\u003cli\u003eSupports GPS, BeiDou (BDS), GLONASS and QZSS\u003c\/li\u003e\n\u003cli\u003eCombined or independent positioning modes\u003c\/li\u003e\n\u003cli\u003eAGNSS support\u003c\/li\u003e\n\u003cli\u003eBuilt-in Low-Noise Amplifier\u003c\/li\u003e\n\u003cli\u003eBuilt-in SAW filter\u003c\/li\u003e\n\u003cli\u003eML1220 rechargeable cell holder (\u003cstrong\u003ebattery not included\u003c\/strong\u003e)\u003c\/li\u003e\n\u003cli\u003eFour status LEDs\u003c\/li\u003e\n\u003cli\u003eStandby mode switch\u003c\/li\u003e\n\u003cli\u003eGPS antenna included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGNSS\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGPS\/GLONASS\/BDS\/QZSS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChip platform\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAT6558R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eL1 band receiver channels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 tracking \/ 72 acquisition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSBAS\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA-GNSS\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAcquisition sensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-148dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRe-acquisition sensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-160dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTracking sensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-162dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCold start TTFF\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30s autonomous\u003cbr\u003e5.5s with AGNSS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHot start TTFF\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePosition accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.0m CEP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeed accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.1m\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum acceleration accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.1m\/s²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTiming accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30ns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUART\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBaud rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4800–115200bps, 9600bps by default\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUpdate rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1Hz default, 5Hz maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocols\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNMEA 0183, CASIC Proprietary Communication Protocol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower supply voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall current consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;55mA @ 5V, continue mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to 85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e65×30.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.waveshare.com\/wiki\/L76K_GPS_HAT\" rel=\"noopener\" title=\"Product wiki\" target=\"_blank\"\u003eProduct wiki\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePinout\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/L76K_GNSS_Module_for_Raspberry_Pi_pinout_1.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x L76K GNSS HAT for Raspberry Pi\u003c\/li\u003e\n\u003cli\u003e1x GPS Antenna\u003c\/li\u003e\n\u003cli\u003e1x GPIO riser header\u003c\/li\u003e\n\u003cli\u003e1x Micro-USB cable\u003c\/li\u003e\n\u003cli\u003e1x Fixing pack\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRaspberry Pi not included\u003c\/strong\u003e\u003c\/p\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":55941243994497,"sku":"WAV-31932","price":22.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/l76k-gnss-hat-for-raspberry-pi-waveshare-wav-31932-1250145880.jpg?v=1784566090","url":"https:\/\/thepihut.com\/products\/l76k-gnss-hat-for-raspberry-pi","provider":"The Pi Hut","version":"1.0","type":"link"}