{"product_id":"gravity-bmp585-high-precision-barometric-pressure-temperature-sensor-i2c-uart-df-sen0664","title":"Gravity: BMP585 High-Precision Barometric Pressure \u0026 Temperature Sensor (I2C \/ UART)","description":"\u003cp\u003eThe Gravity: BMP585 High-Precision Barometric Pressure \u0026amp; Temperature Sensor brings industrial-grade reliability to challenging projects by integrating the \u003cb\u003eadvanced Bosch BMP585 chip\u003c\/b\u003e into a rugged, gel-filled design. Built to withstand water, moisture, and chemical exposure, this waterproof barometric module overcomes the durability limitations of traditional sensors while delivering exceptional ±0.3 hPa absolute accuracy and ultra-low noise (0.1 Pa). Capable of detecting centimeter-level altitude changes with minimal power consumption (~700μA), the environmental sensing unit supports both \u003cb\u003eI2C and UART\u003c\/b\u003e interfaces, making it the superior choice for drone altitude stabilization, outdoor meteorological monitoring, and precision navigation systems requiring long-term stability in demanding conditions.\u003c\/p\u003e  \u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eIndustrial-Grade Durability with Liquid-Proof Design\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eA primary challenge for standard MEMS pressure devices is susceptibility to environmental contaminants. The Gravity: BMP585 addresses this through a specialized gel-filled cavity architecture and an industrial-grade protective cover. This construction allows the waterproof barometric instrument to maintain reliable operation even in the presence of water, humidity, and other corrosive elements. By effectively resisting external interference, the ruggedized pressure monitor ensures long-term stability and extended service life in harsh outdoor environments where traditional components would degrade or fail.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eLaboratory-Level Precision and Ultra-Low Noise\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eAt the core of this altitude measurement solution is the capability to deliver exceptional data fidelity. The module achieves an absolute pressure accuracy of ±0.3 hPa and relative accuracy of ±0.06 hPa, ensuring that measurements remain dependable across its 30 to 125 kPa range. Furthermore, the ultra-low noise floor (\u0026lt; 0.1 Pa RMS) eliminates the need for aggressive external filtering that can introduce lag. This level of sensitivity allows the high-precision altimeter to detect floor-level elevation changes in indoor navigation systems or maintain rock-steady hovering altitude for UAVs and drones.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eIntelligent On-Chip Data Processing\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eTo support dynamic applications, the digital barometer integrates advanced hardware features including a FIFO (First In, First Out) buffer and a configurable Infinite Impulse Response (IIR) filter. The internal hardware FIFO reduces the polling frequency required from the host microcontroller, thereby saving system power and freeing up processing resources. Simultaneously, the built-in filtering algorithms smooth out data jitter caused by sudden airflow or environmental disturbances. This results in a cleaner, more stable signal output from the atmospheric sensor, which is critical for real-time control systems like drone flight controllers.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFlexible Integration and Wide Compatibility\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eDesigned for seamless adoption into existing ecosystems, the environmental data logger supports both I2C and UART communication protocols. The inclusion of a wide-voltage design ensures compatibility with both 3.3V and 5V logic levels, making the unit plug-and-play with popular controllers such as the \u003ca href=\"https:\/\/www.dfrobot.com\/topic-316.html\" target=\"_blank\"\u003eESP32\u003c\/a\u003e, \u003ca href=\"https:\/\/www.dfrobot.com\/topic-272.html\" target=\"_blank\"\u003eRaspberry Pi\u003c\/a\u003e, and \u003ca href=\"https:\/\/www.dfrobot.com\/topic-277.html\" target=\"_blank\"\u003eArduino\u003c\/a\u003e platforms. The provision of open-source code libraries further accelerates the development cycle, allowing for rapid deployment in prototyping and mass production contexts alike.\u003c\/p\u003e\u003cp style=\"text-align: center; \"\u003e\u003cimg src=\"https:\/\/dfimg.dfrobot.com\/enshop\/image\/data\/SEN0664\/CONNECTION.jpg\" alt=\"Wiring Diagram of Gravity: BMP585 High-Precision Barometric Pressure \u0026amp; Temperature Sensor and ESP32\" title=\"Wiring Diagram of Gravity: BMP585 High-Precision Barometric Pressure \u0026amp; Temperature Sensor and ESP32\"\u003e\u003c\/p\u003e\u003cp style=\"text-align: center;\"\u003eFigure: Wiring Diagram of Gravity: BMP585 High-Precision Barometric Pressure \u0026amp; Temperature Sensor and ESP32\u003c\/p\u003e\u003ch2\u003eApplications:\u003c\/h2\u003e\u003cli\u003eUAVs \u0026amp; Drones: Precise altitude hold and vertical speed calculation.\u003c\/li\u003e\u003cli\u003eWeather Stations: Rugged outdoor pressure and temperature monitoring.\u003c\/li\u003e\u003cli\u003eSport Tech: Altimeters for hiking, climbing, or cycling computers.\u003c\/li\u003e\u003cli\u003eIoT Devices: Floor detection for indoor navigation and asset tracking.\u003c\/li\u003e\u003cli\u003eSmart Home: HVAC airflow monitoring and weather prediction.\u003c\/li\u003e\u003ch2\u003eSpecification:\u003c\/h2\u003e\u003cp\u003eBasic Parameters\u003c\/p\u003e\u003cli\u003eOperating Voltage: DC 3.3~5V\u003c\/li\u003e\u003cli\u003eOperating Current: 700μA\u003c\/li\u003e\u003cli\u003eCommunication Interface: I2C \/ UART\u003c\/li\u003e\u003cli\u003eInterface Form: PH2.0-4P (Gravity Pinout) \/ 2.54mm Pin Header Socket\u003c\/li\u003e\u003cli\u003eI2C Address: 0x47 (Default) \/ 0x46\u003c\/li\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eBMP585 Parameters\u003c\/p\u003e\u003cli\u003ePressure Measurement Range: 30 ~ 125 kPa\u003c\/li\u003e\u003cli\u003eTemperature Measurement Range: 0 ~ 65 °C \u003c\/li\u003e\u003cli\u003eAbsolute Pressure Accuracy: ±0.3 hPa (Typ.)\u003c\/li\u003e\u003cli\u003eRelative Pressure Accuracy: ±0.06 hPa \/ 10 kPa (Typ.)\u003c\/li\u003e\u003cli\u003eRelative Altitude Accuracy: ±0.5 m \/ 10 kPa\u003c\/li\u003e\u003cli\u003eTemperature Drift Coefficient: ±0.5 Pa \/ K\u003c\/li\u003e\u003cli\u003ePressure Data Resolution: 1 \/ 64\u003c\/li\u003e\u003cli\u003eUltra-Low Noise: \u0026lt; 0.1 Pa (RMS, without low-pass filter enabled)\u003c\/li\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003ePhysical Dimensions\u003c\/p\u003e\u003cli\u003ePCB Dimensions: 32 × 27 × 7.18 mm\u003c\/li\u003e\u003cli\u003eMounting Hole Spacing: 25 × 20 mm\u003c\/li\u003e\u003cli\u003eMounting Hole Diameter: 3.0 mm\u003c\/li\u003e\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eDocuments:\u003c\/h2\u003e\u003cli\u003e\u003ca href=\"https:\/\/wiki.dfrobot.com\/SKU_SEN0664_Gravity:_BMP585_Barometric_Pressure_Sensor\" target=\"_blank\"\u003eProduct wiki\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"https:\/\/dfimg.dfrobot.com\/8116b3fb111c496b92a0efac795320fc\/wikien\/8aa443bd234dc26cae1735f97217f054.pdf\" target=\"_blank\"\u003eSchematic Diagram\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"https:\/\/dfimg.dfrobot.com\/8116b3fb111c496b92a0efac795320fc\/wikien\/34b7408564225e6e109bd8179ae8221e.pdf\" target=\"_blank\"\u003eDimensions \u0026amp; Component Layout Diagram\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"https:\/\/dfimg.dfrobot.com\/8116b3fb111c496b92a0efac795320fc\/wikien\/1ca7819967d3d1ca3f9fabdd13cad403.rar\" target=\"_blank\"\u003e2D_CAD\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"https:\/\/dfimg.dfrobot.com\/8116b3fb111c496b92a0efac795320fc\/wikien\/38af702ce06345dd92c878d1d5108a67.rar\" target=\"_blank\"\u003e3D_STP\u003c\/a\u003e\u003c\/li\u003e\u003cli\u003e\u003ca href=\"https:\/\/dfimg.dfrobot.com\/8116b3fb111c496b92a0efac795320fc\/wikien\/e11fa61ef2300ae639ba443aaf11de22.pdf\" target=\"_blank\"\u003eBMP585 Chip Datasheet\u003c\/a\u003e\u003c\/li\u003e\u003ch2\u003eProduct Includes:\u003c\/h2\u003e\u003cli\u003eGravity: BMP585 High-Precision Barometric Pressure \u0026amp; Temperature Sensor ×1\u003c\/li\u003e\u003cli\u003ePH2.0-4P Sensor Connection Cable ×1\u003c\/li\u003e\u003cli\u003e10pin-2.54 Black Single Row Pin Header ×1\u003c\/li\u003e","brand":"DFRobot","offers":[{"title":"Default Title","offer_id":42343283851346,"sku":"DF-SEN0664","price":26.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/0383\/files\/SEN0664_Main_01.jpg?v=1774161916","url":"https:\/\/www.pakronics.co.nz\/products\/gravity-bmp585-high-precision-barometric-pressure-temperature-sensor-i2c-uart-df-sen0664","provider":"Pakronics®","version":"1.0","type":"link"}