We've put together a Python library for the BME280 sensor, with handy functions to read all of the values, and a few nice little examples of how to use it. Admittedly, this is all new to me, but it seems the sketch above is for the VOC chip rather than the BME280. The BMP180 barometric pressure sensor is a great sensor that can be used to predict the weather, detect altitude, and measure vertical velocity. Use short self-tapping screws to secure the mounts into the holes and/or grooves at the back of the larger box. Technical characteristics of BME280: Relative humidity range: 0 to 100%. OLED display SSD1306 in MicroPython, example with a I2C digital barometer BME280 (or BMP180) MicroPython tutorial, manage WiFi connection at startup on ESP8266 / ESP32; uPiCraft, a MicroPython IDE dedicated to the development of IoT based on ESP8266, ESP32, microbit, pyBoard. Since the device does a very good job of measuring pressure, it can do a very good job of calculating relative altitude. Target audience: Users and developers of drivers. npm install node-red-contrib-bme280. The library we're using for the BME280 includes a function bme280. a Temperature reading of "2731" means "27. Also reads pressure in Pa, hPa, inHg, atm, bar, torr, N/m^2 and psi. The Adafruit code uses the forced mode explained into the BME280 datasheet, which is the suggested one for low sampling rates (1 Hz and below) and to get synchronized readout. py - Print readings from the BME280 weather sensor. BME280 datasheet, wiring diagram, and sample code to collect temperature, humidity, and pressure readings on Arduino. Air pollution, and particulates (more on them later) especially, can be affected by changes in the weather, so having a weather sensor onboard Enviro+ is really useful. You can even purchase up to three extra sensors and measure readings in areas up to a 330ft/100m remote range. The BME280 bracket should just slot in. 25m and the same fast conversion time. »Ag xtr 16: BME280 sensor reading. As you'll see in a minute, it can detect changes in altitude of just a few inches. It's an extremely sensitive sensor too. The default I2C address of the BME280 module is 0x76 HEX and can be changed to 0x77 HEX easily with the solder jumper besides chip. This is slightly more efficient use of the I2C bus and ensures that the two readings correspond to the same measurement cycle. The BME280 can measure temperature over the range of -40 to 80°C. Device; with STM32. This unique breakout provides a variety of environmental data, including barometric pressure, humidity, temperature, TVOCs and equivalent CO2 (or eCO2) levels. GPIO; with STM32; use. The CCS811 also has a feature that allows it to fine tune its readings if it has access to the current humidity and temperature. It will read the temperature and humidity from the sensor every second. The SparkFun CCS811/BME280 Environmental Combo Breakout takes care of all your atmospheric-quality sensing needs with the popular CCS811 and BME280 ICs. ESP8266/ESP32 reading temperature, airpressure, humidity and lux with a BME280 and BH1750. We do not expect any significant quantity. In forced mode each measurement must be explicitly triggered. The reported temperature seems about 0. The BME280 is a neat little weather sensor that measures temperature, pressure, and humidity. 25m and the same fast conversion time. send_altitude_cocoos - Arduino Uno sketch for reading BME280 temperature+humidity+altitude sensors and sending to… github. Get high-precision pressure, humidity and temperature readings with the BME280. Next Steps:. The BME280 is preferred for better accuracy, price is about the same. Initialization is mandatory before read values. Further technical details for the BME280 sensor can be found in the datasheet [PDF]. Then display the forecast on the 3. Bosch BME280 sensor datasheet. The BME280 is an I2C device, so. Refer to i2c-bus to find how to grant access to your user to the /dev/i2c-xx device files. Provides functions for english and metric. There are four sensors we recommend using because they are inexpensive, easy to connect, and give accurate readings; DSB18B20, DHT22, BME280, and Raspberry Pi Sense HAT. Below is the pin mapping for the Atmega2560. Provides a library for reading and interpreting Bosch BME280 environmental sensor data over I2C, SPI or Sw SPI. 55 *C Pressure = 1004. dvorson Jan 6th, 2018 135 Never. Most libraries for this device include altitude calculation routines. init()¶ Initializes module. Configure the BME280 with Arduino. The sensor module is housed in an extremely compact metal-lid LGA package with a footprint of only 2. Discover public channels using ESP devices on ThingSpeak. This is a weather station based on an ATtiny85 and an Adafruit Bosch BME280 sensor breakout. With a sensor module containing Bosch Sensortec BMP280, you can measure temperature, humidity, and barometric pressure simultaneously. Did you know that the BME280 sensor has two different I2C addresses? That means, you can read two BME280 sensors at the same time on the I2C bus. The CCS811 is an exceedingly popular sensor, providing readings for equivalent CO (or eCO ) in the parts per million (PPM) and total volatile organic compounds in the parts per billion (PPB). The BME280 is the next-generation of sensors from Bosch, and is the upgrade to the BMP085/BMP180/BMP183 - with a low altitude noise of 0. In order to access these data over the web server, you need to open a web browser on any computer, tablet, or smartphone connected to the same WiFi network and type in the ESP8266 IP address in the URL field and hit enter. an all silicon process. Technical characteristics of BME280: Relative humidity range: 0 to 100%. This sensor is great for all sorts of weather and environmental sensing and uses I2C communication protocol. The Temperature always runs to 27,5 Degrees and the humidity to 54%, no matter how the real values are. 5 range, but 0. BME280 is an ideal choice for high performance GPS applications, which can achieve a more accurate and faster location determination. Basically, anything you need to know about atmospheric conditions you can find out from this tiny breakout. It can be connected with I2C or SPI interface, Visuino has full Nextion Display support, and I have been planning a tutorial for the Nextion support for a while. First of all we have to determine sensor I2C address. To install the library from the (PyPI) Python Package Index, enter the following command to the console. The BME280 is an I2C device, so. Little wire and shrink-wrap. According to the datasheet, the BME280 is rated for an *accuracy* of +/- 0. As a result, the BME280 is ideal for enhanced high performance GPS applications where it can be used to achieve more precise and faster position determination. dvorson Jan 6th, 2018 135 Never. So that I can retrieve my readings from a mongoDB (data base). Aircraft operating at higher altitudes (above 18,000 feet) set their barometric altimeters to a standard pressure of 29. This combo board is the first of its kind to provide a variety of environmental data including barometric pressure, humidity, temperature, TVOCs and equivalent CO2 (eCO2) levels, all over an easy to use I 2 C bus. Step 1 – Create the database. BME280 test Temperature = 25. Returns¶ H last relative humidity reading in % times 1000; T temperature in celsius as an integer multiplied with 100. Provides a library for reading and interpreting Bosch BME280 environmental sensor data over I2C, SPI or Sw SPI. I use the Arduino IDE 1. With the DFRobot BME280 sensor library in place, this library makes reading data from the sensor so much easier, while utilising simple commands in this piece of code. A few weeks ago I wrote about my new door monitor. client for the python code (provided in attachments) that reads temperature from bme280 sensor (hooked up on a raspberry pi 3) readings. The BME280 is the next-generation of sensors from Bosch, and is the upgrade to the BMP085/BMP180/BMP183 - with a low altitude noise of 0. I have also purchased the WiFi units (ESP8266) for a later upgrade. Device; use STM32. This board is based on the ESP8266 chip and has onboard WiFi, a 0. The SparkFun BME280 Atmospheric Sensor Breakout is the easy way to measure barometric pressure, humidity, and temperature readings all without taking up too much space. Here is our micro sd module. Regarding the BME280, you can use the forced mode to achieve more or less this wakeup-event functionality that you desire. Bosch BME280 Humidity, Temperature & Pressure Sensor is an integrated environmental sensor which is very small-sized with low power consumption. Adafruit Industries, Unique & fun DIY electronics and kits : Barometric Pressure - Tools Gift Certificates Arduino Cables Sensors LEDs Books Breakout Boards Power EL Wire/Tape/Panel Components & Parts LCDs & Displays Wearables Prototyping Raspberry Pi Wireless Young Engineers 3D printing NeoPixels Kits & Projects Robotics & CNC Accessories Cosplay/Costuming Halloween Reseller and School Packs. Because pressure changes with altitude we can use it as an altimeter with ±1 meter accuracy (pressure accuracy = ±1 hPa). The value for temperature and humidity are no problem, but I get unusual high reading for pressure like 152648. Interface: I2C (up to 3. We will deliver articles that match you. BME280 returns 0 on humidity, pressure and temperature Hi there, I used the code inside Mod1Lab4, and updated the main. Just to restate the fact that these readings are simply comparative, and not a true indication of either accuracy or precision. The SparkFun BME280 Atmospheric Sensor Breakout is the easy way to measure barometric pressure, humidity, and temperature readings all without taking up too much space. Use the data to get relative altitude changes, or absolute altitude if the locally reported barometric pressure is known. Q&A for Work. 53 *C Temperature = 30. Bosch BME280 source code driver. The BME280 does not measure altitude directly, but it can be calculated using the pressure reading. Project name: ESP32 Weather station with BME280, LDR, SD card module, DHT 11 21 22 - Webserver Tags: ESP32 Dev Module, ESP32 development board, ESP32 Development board with WiFi and Bluetooth, ESP32-DevKitC V4 development board, ESP-WROOM-32 module with ESP32‑D0WDQ6 chip, Espressif Systems, ESP32-based development board, ESP32 modules, ESP32-WROOM-32, ESP32-WROOM-32U. You need to jump into magnificent world of Ebay once again, parts needed: Arduino Pro Mini 3. The temp and humidity appear to be dead on and I have connected it using an Uno first and a Pro Trinket pushing to a LCD. Stay safe and healthy. 25m and the same fast conversion time. This board is based on the ESP8266 chip and has onboard WiFi, a 0. Please practice hand-washing and social distancing, and check out our resources for adapting to these times. They've got a different sensor library, and since the BME support used Adafruit's BME280 library, I used Adafruit's BMP280, which has different calling conventions. Since we already use Raspberry Pi with NI USB-GPIB-HS to interface with test equipment, it is simple call to get BME280 connected to same Raspberry Pi as environment data provider. The sensor module is housed in an extremely compact metal-lid LGA package with a footprint of only 2. The pressure sensor is an absolute barometric pressure sensor with features exceptionally high accuracy and resolution at very low noise. I am trying to set up the BME280 sensor in Paper UI. Bosch has stepped up their game with their new BME280 sensor, an environmental sensor with temperature, barometric pressure and humidity! This sensor is great for all sorts of weather/environmental sensing and can even be used in both I2C and SPI!. Reports to the MQTT broker are sent with retain set to True. The BME280 is as combined digital humidity, pressure and temperature sensor based on proven sensing principles. In this project the BME280 sensor is used in I2C mode. The Atmospheric Sensor Breakout Board - BME280 is the easy way to measure barometric pressure, humidity, and temperature readings all without taking up too much space. ) Barometric Pressure Conversion Table (PDF). The particular kit I bought can be acquired for a few pounds from eBay. The following sketch will give you complete understanding on how to read temperature. However air pressure varies around the world so the routine that calculates the height takes a Barometric Pressure reading for your local area, this is the line:. The BME280 Breakout Board is the easy way to measure pressure and humidity, and without taking up a lot of room. This library uses the outstanding package i2c-bus that enable the communication with I2C devices in most common Linux SBCs. py - Print readings from the BME280 weather sensor. Make a donation to Berk. BME280 Sensor Driver. Arduino Easy Weather Station With BME280 Sensor: Dear friends welcome to another Arduino project tutorial! In this tutorial we are going to take a first look at the new BME280 sensor, a new very interesting sensor. Not a member of Pastebin yet? Sign Up, it unlocks many cool features!. Next Steps:. The BME280 is an integrated environmental sensor developed specifically for mobile applications where size and low power consumption are key design constraints. CREATE DATABASE temps USE temps This creates your database and sets it as the active database in this shell session. us/photoresistors 🌡️ High p. Configure the BME280 with Arduino. Technical characteristics of BME280: Relative humidity range: 0 to 100%. There are plenty posts that describing how to connect BME280 sensor to Raspberry Pi - I recommend to you this post. The SW01 module sports a Bosch BME280 digital sensor that will give us accurate readings for temperature, humidity and air pressure. py3 Upload date Apr 10, 2018 Hashes View. At this point the readings are bad. The BME280 sensor measures temperature, humidity, and pressure. BMP280 (GY-BME/P280) Reading all 0. I use the Arduino IDE 1. It is made up of a very accurate pressure sensor and an associated temperature sensor which helps calibrate the pressure readings. The documentation for the NodeMCU with Lua is detailed and thorough giving good examples and I found it easy to work with. GitHub is home to over 40 million developers working together to host and review code, manage projects, and build software together. It has the same specifications, but can use either I2C or SPI. Remove both hole covers from one side of the smaller box. It only takes a minute to sign up. For humidity readings, the BME280 is about 4% higher than my monitor, my 1st DHT22 about 2% higher than my monitor, and the 2nd DHT22 is about 14% higher. An example of reading values from this sensor board is posted in this RFM69 library example sketch. Adafruit BME280 sensor demo-board. First, let's connect the sensors like this: VCC pin from both sensors to either 3. and Canada. 4) An installation window will pop-up. This module can be used to measure temperature, atmospheric pressure and humidity accurately and fast. client for the python code (provided in attachments) that reads temperature from bme280 sensor (hooked up on a raspberry pi 3) readings. The ESP8266 is a Wi-Fi microcontroller for IoT projects. Dear friends welcome to another tutorial! In this tutorial we are going to build a WiFi enabled weather station project!We are going to use the new, impressive ESP32 chip for the first time along with a Nextion display. The BME280 provides an easy and inexpensive way to get pressure, temperature and humidity readings. 6 Document release date September 2018 Document number BST-BME280-DS002-15 Technical reference code 0 273 141 185 Notes Data and descriptions in this document are subject to change without notice. Click Install and wait until it is. Follow the simple steps below and connect your first sensor!. Remove both hole covers from one side of the smaller box. The BME280 can be used to take pressure, humidity, and temperature readings. XinaBox modules use I2C to interface with each other and the BME280 is an I2C device, so we can use existing Python BME280 libraries to drive the sensor from our Raspberry Pi. Using six highly sensitive vents to check the temperature and barometric pressure, the ThermoPro takes measurements every 50 seconds to keep your information up-to-date and accurate to the minute so that you can plan your day accordingly. adafruit_bme280 - Adafruit BME280 - Temperature, Humidity & Barometic Pressure Sensor; Related Products. It has the same specifications, but can use either I2C or SPI. As soon as i commented out the readings from the 2-in-1 and then converted the units from the bme280 over to imperial everything behaved normally. Regarding the BME280, you can use the forced mode to achieve more or less this wakeup-event functionality that you desire. Hello World. BME280 datasheet, wiring diagram, and sample code to collect temperature, humidity, and pressure readings on Arduino. Cursory reading showed the Lua firmware to support the most amount of modules/functionality including HTTP, MQTT and popular sensors such as the BME280. This little sensor contains temperature, humidity, barometric pressure, and VOC gas sensing capabilities. Additional environment calculation functions are provided. In the main loop, it sets the sensor to read in high resolution mode, meaning that it will return a 19-bit value, for the pressure reading, and 16 bits for the temperature. The BMP280 is based on Bosch's proven Piezo-resistive pressure sensor technology featuring high EMC robustness, high accuracy and linearity and long term stability. The actual reading in degrees Celsius is the 16-bit result divided by 20. Embedded Adventures has put that chip on a handy breakout board with signal conditioning (MOD-1022) and priced it fairly at $17. 7 degrees F. (I have 2 sensors) After long search and try, ive found the way to make this sensor working with the orange pi zero, by reading the datasheet where its indicated that you. Arduino UNOとBME280の接続 – ささみらぼ. The BME280 is a great new chip which was originally designed for the next generation of smartphones. A really short and simple tutorial to easily get started with the CJMCU-8128 module. This module provides a simple interface to BME280/BMP280 temperature/air presssure/humidity sensors (Bosch Sensortec). We will be logging temperature, humidity, pressure, and calculated altitude. Product photos and pictures are for illustration purposes only. It has no effect. The following sketch will give you complete understanding on how to read temperature. Use this table to convert barometric pressure readings from millibars (hectopascals), to pounds per square inch, to inches of mercury, and to millimetres of mercury. altimeter function. It's an extremely sensitive sensor too. For our first component we will be using BME280 sensor - an environmental sensor with temperature, barometric pressure and humidity. The Temperature always runs to 27,5 Degrees and the humidity to 54%, no matter how the real values are. At this point the readings are bad. The I2C bus can be a complex interface to master, so we will do my best to simplify it for you. Then suddenly it would begin to get massive spikes in TEMP & HUM readings like over -200 F and 100% RH, where normal readings are typically ~70 F and ~35% RH. It is made up of a very accurate pressure sensor and an associated temperature sensor which helps calibrate the pressure readings. 31" degrees Celsius. humidity and temperature are sent in same parent path and different child path. BMP280 (GY-BME/P280) Reading all 0. I'm triying to connect a bme280 and I have a lot of problems. With the barometer at elevations above sea level, the correction should be added since it is a negative value; below sea level, the value is also added but the value is positive. Since the device does a very good job of measuring pressure, it can do a very good job of calculating relative altitude. init()¶ Initializes module. Adafruit Industries, Unique & fun DIY electronics and kits Adafruit BME680 - Temperature, Humidity, Pressure and Gas Sensor ID: 3660 - The long awaited BME680 from Bosch gives you all the environmental sensing you want in one small package. If you are using an Arduino Uno, use the 5V pin. Find helpful customer reviews and review ratings for DIYmall BME280 Humidity Temperature Sensor Barometric Pressure Sensor Module with IIC/I2C for Arduino GY-BME280-5V (Pack of 1pc) at Amazon. BME280 humidity readings much lower than expected I have two versions of PCB that integrate BME280. ESP8266 + SDS011 + BME280. SparkFun Atmospheric Sensor Breakout - BME280 (Qwiic) In stock SEN-15440 The SparkFun BME280 Atmospheric Sensor Breakout is an easy way to measure barometric pressure, humidity, and temperature read…. Re: BME280 output reading not changing Could you please share a code snippet of your project (at least BME280 configuration and data read-out)? From your description alone, it seems like you may trigger only one measurement (e. Another simple project for beginners, this Arduino BME280 Environmental Sensor Project is absolutely straightforward to follow along with the sensor being able to calculate its surrounding temperature, humidity, pressure and altitude. Bosch BME280 sensor datasheet. As soon as i commented out the readings from the 2-in-1 and then converted the units from the bme280 over to imperial everything behaved normally. From the IDE open up the library manager And type in adafruit bme280 to locate the library. Here is the layout. This unique breakout provides a variety of environmental data, including barometric pressure, humidity, temperature, TVOCs and equivalent CO2 (or eCO2) levels. The BME280 can be used to take pressure, humidity, and temperature readings. See theweatherstation projectfor a more complete. My location was verified by actual location and GPS location The BME280 is reading 40ft low. client for the python code (provided in attachments) that reads temperature from bme280 sensor (hooked up on a raspberry pi 3) readings. In our testing, we've found that the sensor requires some burn-in time (at least 20 minutes) and that readings may take a couple of minutes to stabilise after beginning measurements. This library uses the outstanding package i2c-bus that enable the communication with I2C devices in most common Linux SBCs. Read honest and unbiased product reviews from our users. This library supports I2C and SPI communication with the BME280 sensor. It can communicate with microcontrollers using either I2C or SPI transmission methods. The BME280 sensor module reads temperature, humidity, and pressure. init(sda, scl, [temp_oss, press_oss, humi_oss, power_mode, inactive_duration, IIR_filter. The BMP280 is an absolute barometric pressure sensor especially designed for mobile applications. The relative accuracy of pressure readings is ±0. We are going to build a simple but very accurate weather station project. Find helpful customer reviews and review ratings for DIYmall BME280 Humidity Temperature Sensor Barometric Pressure Sensor Module with IIC/I2C for Arduino GY-BME280-5V (Pack of 1pc) at Amazon. Interfacing a Bosch BME280 digital sensor module (capable of sensing temperature, humidity and pressure) in Python 2 or 3 using I2C on the Raspberry Pi. Luckily we don't need to manually reading data from the sensor that way. Here's a picture of my BME280 sensor: So I reset the arduino and now it's failing to initialize the BME280. This is a digital I2C sensor that can operate at 1. 0's [FIXED: IDX/VAR was 0] #1 Bericht door ged » 15 Okt 2016, 05:40 Got a GY-BME/P280 which seems to be a hybrid of a BME280 and a BMP280, marketed as a BMP280. In this tutorial we are going to interface this sensor with Arduino to form a simple weather station. com October 2013 3/21 ELECTRICAL AND GENERAL ITEMS (@T = 25°C, @Vdd = 3V) Characteristics Symbol Min Typ Max Unit Voltage Supply VDD 1. Grove BME280 provides a precise measurement of not only barometric pressure and temperature, but also the humidity in the environment. The custom code works with a GPS module, LCD display and the BME280. The DHT22 is, again, the one with the most suspicious data (consistently low and greater fluctuation than the others). using this code from Adafruit to print out my BME280 sensor reading's connected to my raspberry pi 3 in python (provided in the attachments) How do I even begin this process so that I can PUT and GET my sensor readings (temperature, humidity)? I was told to implement a web client to my sensor application using "https. [email protected] 25m and the same fast conversion time. There are pin mappings to Atmega8 and Atmega 168/328 as well. The BME280 sensor readings for temperature, pressure and humidity are displayed on the OLED screen. GY-BME280 High Precision Digital Sensor Breakout Barometric Pressure Temperature Humidity Module Board for Arduino Raspberry Pi DIY I2C SPI 5V (5PCS) 3. The Temperature always runs to 27,5 Degrees and the humidity to 54%, no matter how the real values are. From the IDE open up the library manager And type in adafruit bme280 to locate the library. Lorawan Temperature Sensor. This is slightly more efficient use of the I2C bus and ensures that the two readings correspond to the same measurement cycle. If different pins than the default ones are used, the user should define them in the config_schema of mos. The BME280 card provides following sensors through the Software I2C. load_calibration_params(bus, address) # the sample method will take a single reading and return a # compensated_reading object data = bme280. This example seems to get installed when you add support for ESP32 boards to the arduino IDE – the standard Arduino sd card example does not work. If you have BME280 it is possible to measure the humidity too. setting the BME280 to forced mode will trigger a single measure then go back to sleep mode), then reading-out this. These pins can be configured on the hardware tab. Find helpful customer reviews and review ratings for DIYmall BME280 Humidity Temperature Sensor Barometric Pressure Sensor Module with IIC/I2C for Arduino GY-BME280-5V (Pack of 1pc) at Amazon. It can be connected with I2C or SPI interface, Visuino has full Nextion Display support, and I have been planning a tutorial for the Nextion support for a while. 3V, the address is 77. The particular kit I bought can be acquired for a few pounds from eBay. Higher values lead to more accurate readings, but higher power consumption. Every one of us works hard to provide products which are not only leading-edge, but. The readings from the sensor are updated every two seconds while the weather forecast from openweathermap is updated every hour! Require Parts/Components and Where to Buy. Right now two parameters viz. humidity and temperature are sent in same parent path and different child path. 5 reading, but you could also have passed in 10 to get the PM10 reading or 1. Reading Serial Data in Matlab. The :GX9D# command returns the default value of 200. The ESP8266 based boards all read high temperature and low humidity. From the IDE open up the library manager And type in adafruit bme280 to locate the library. Now that you can see that you can get sensor readings, we want to get them every 10 minutes, and store them somewhere. Here is our micro sd module. This sensor is great for all sorts of weather and environmental sensing and uses I2C communication protocol. There is a C example using the Bosch C library on github that the link to is in the other thread on support forum. It’s an extremely sensitive sensor too. access the data from the BME280. Thank You, it was useful. It is available from the Arduino library manager so we recommend using that. There is a variety of variables, void sections and serial commands being used, so let's start the walkthrough. In this tutorial we are going to interface this sensor with Arduino to form a simple weather station. from machine import I2C import time # BME280 default address. First, let's connect the sensors like this: VCC pin from both sensors to either 3. 81 % コードを見ても、その内容はとても簡単なのが分かります。. The car's temperature gauge or temperature warning light is controlled by the computer which relies on the readings of the coolant sensor. Every one of us works hard to provide products which are not only leading-edge, but. using this code from Adafruit to print out my BME280 sensor reading's connected to my raspberry pi 3 in python (provided in the attachments) How do I even begin this process so that I can PUT and GET my sensor readings (temperature, humidity)? I was told to implement a web client to my sensor application using "https. Arduino UNOとBME280の接続 – ささみらぼ. Reading the BME280 sensor data To take measurements, we will need to interact with the BME280 sensor. Then suddenly it would begin to get massive spikes in TEMP & HUM readings like over -200 F and 100% RH, where normal readings are typically ~70 F and ~35% RH. 005 C with automatic oversampling). Since we already use Raspberry Pi with NI USB-GPIB-HS to interface with test equipment, it is simple call to get BME280 connected to same Raspberry Pi as environment data provider. BME280 not reading correct I am using a NodeMCU Board and a BME280 via I2C. kvaruni December 15,. 5 range, but 0. There is a variety of variables, void sections and serial commands being used, so let's start the walkthrough. teilhac asked 1 year ago. The BME280 code was straight forward and worked as soon as the module was installed. Displayed is CST, UTC, temp and barometric pressure. sample(bus, address, calibration_params) # the compensated_reading class has the following. And I came across pretty much the same issue as michal in this post Wipy 2. What was that. Discover public channels using ESP devices on ThingSpeak. The home for Open Source Hardware. The code for the BME280 was taken from Adafruit's site and is virtually unmodified. 63 hPa Relative humidity: 63. In this tutorial, we will see how to create a virtual instrument combining several measures of other sensors in a Dummy Device firmware ESP Easy. It’s a successor to sensors like BMP180, BMP085 or BMP183. GitHub - finitespace/BME280: Provides an Arduino library for reading and interpreting Bosch BME280 data over I2C, SPI or Sw SPI. Barometric Pressure Converter This script is an example of calculating more than one field at a time. BME280 Sensor Driver. You need to jump into magnificent world of Ebay once again, parts needed: Arduino Pro Mini 3. However, the temperature reading was now 250 degrees instead of it's usual 70 degrees or so in my office. However my issue is looking a little different: Traceback (most recent call. As you'll see in a minute, it can detect changes in altitude of just a few inches. Therefore I determined the sensor was bust. A set-up guide for the Heltec WiFi Kit 8 development board (an ESP8266 with built-in OLED display). (I have 2 sensors) After long search and try, ive found the way to make this sensor working with the orange pi zero, by reading the datasheet where its indicated that you. BME280 is a fully integrated environmental unit from Bosch that combines sensors for pressure, humidity, and temperature in a tiny 8-pin metal-lid LGA package of size 2. It isn't the fastest sensor around but its cheap price makes it useful for experimenting or projects where you don't require new readings multiple times a second. When the driver is operating in interrupt mode, the driver will periodically check the sensor reading. Basically, anything you need to know about atmospheric conditions you can find out from this tiny breakout. Tutorial: Arduino and the I2C bus – Part One In this first of several tutorials we are going to investigate the I2C data bus, and how we can control devices using it with our Arduino systems. Reports to the MQTT broker are sent with retain set to True. I get data from BME280. You may solder this directly on the belly of a MoteinoM0 for a super compact setup: Readings comparison test between 2 WeatherShields (shown stacked with Moteinos):. Seriously, there’s only so much you can learn by reading the internet. 5 degrees below the SI. I recommend to you use I2cScanner or you can just guess it because there are only two options 0x76 or 0x77. The CCS811 is a very popular and very new TVOC and eCO2 sensor. 25m and the same fast conversion time. Add #include at the top of your program. With the barometer at elevations above sea level, the correction should be added since it is a negative value; below sea level, the value is also added but the value is positive. They've got a different sensor library, and since the BME support used Adafruit's BME280 library, I used Adafruit's BMP280, which has different calling conventions. はじめに、BME280のためのライブラリをダウンロードする。 下記のURLより、Clone or download を選択する。. If you have a Waspmote v12, Waspmote Plug & Sense! v12 or Meshlium v3. It’s perfect for weather stations, remote controlled vehicles, weather balloons, and lots of other projects. Then display the forecast on the 3. import smbus2 import bme280 port = 1 address = 0x76 bus = smbus2. The BME280 provides temperature, pressure and humidity. The sensor module is housed in an extremely compact metal-lid LGA package with a footprint of only 2. Hi, if you facing the same problem as me : Arduino. 2" Nextion Touch Display along with the readings from the BME280 sensor. You may change the i2c address from the default 0x76 to 0x77 by cutting the line between the two left pads (as. humidity and temperature are sent in same parent path and different child path. The BME280 sensor is available as a breakout board from the following suppliers: SparkFun BME280; Adafruit BME280; The BME280 can operating in polling and interrupt mode. From the IDE open up the library manager following the menu Sketch/Include Library/ Manage Libraries And type in adafruit bme280 to locate the library. The BME280 Barometer Module is an easy way to measure barometric pressure, humidity, and temperature readings all without taking up too much space. 31" degrees Celsius. The SparkFun BME280 Atmospheric Sensor Breakout is the easy way to measure barometric pressure, humidity, and temperature readings all without taking up too much space. The code below starts out by setting the SCP1000 's configuration registers in the setup(). Sensor is connected to Raspberry Pi (I selected it because it has network/internet connection, but you can use also another device). 3V ---- VCC SDA ---- SDA SCL ---- SCL I had many spikes in the readings ( wrong values as 20125 instead of 20. I have tried it with and without the diode array. Interfacing a Bosch BME280 digital sensor module (capable of sensing temperature, humidity and pressure) in Python 2 or 3 using I2C on the Raspberry Pi. You may solder this directly on the belly of a MoteinoM0 for a super compact setup: Readings comparison test between 2 WeatherShields (shown stacked with Moteinos):. Grove BME280 provides a precise measurement of not only barometric pressure and temperature, but also the humidity in the environment. Project name: ESP32 Weather station with BME280, LDR, SD card module, DHT 11 21 22 - Webserver Tags: ESP32 Dev Module, ESP32 development board, ESP32 Development board with WiFi and Bluetooth, ESP32-DevKitC V4 development board, ESP-WROOM-32 module with ESP32‑D0WDQ6 chip, Espressif Systems, ESP32-based development board, ESP32 modules, ESP32-WROOM-32, ESP32-WROOM-32U. Just to restate the fact that these readings are simply comparative, and not a true indication of either accuracy or precision. Second returned variable is therefore current temperature. 2) Navigate to the Install tab. py3 Upload date Apr 10, 2018 Hashes View. BNO055: Allows to use the IMU. BME280 test. Voice assistants are omnipresent gadgets loved by technophile geeks. For simple easy wiring, go with I2C. It only takes a minute to sign up. It’s an extremely sensitive sensor too. Follow the simple steps below and connect your first sensor!. The sensor module is housed in an extremely compact metal-lid LGA package with a footprint of only 2. This library supports I2C and SPI communication with the BME280 sensor. Pressure: Very disappointing readings. Could not find a valid BME280 sensor, check wiring!. Here is the layout. The BME280 does not measure altitude directly, but it can be calculated using the pressure reading. The air pressure can be measured in a range from 300 hPa to 1100hPa with ±1. The Bosch BME2820 module proposed by Adafruit is an accessible, reliable and very (yes very!) accurate weather station module you can also use on your airborne creations. The BME280 is a breakout-board around the same named Bosch-sensor for environmental values (temperature, humidity, barometric pressure), suitable e. How does the BME280 technically measure humidity? Background: We have put the sensor into a hermetically sealed Al-Cu-B housing filled with a mixture of argon and CO2. 10 Thank you Tyler!. As soon as i commented out the readings from the 2-in-1 and then converted the units from the bme280 over to imperial everything behaved normally. The unit combines individual high linearity, high accuracy sensors for pressure, humidity and temperature in an 8-pin metal-lid 2. Now that you can see that you can get sensor readings, we want to get them every 10 minutes, and store them somewhere. ESP and BRZO I2C support. BME280 Sensor Driver. 5 Pa/K, equiv. In the diagram below we show the wiring details for this sensor box. I suspect the BME280 is reading high for both temperature and humidity. You can also estimate altitude as the pressure changes with altitude. This chapter introduces how to configure and use the environmental sensor BME280 on the XDK via the environmental interface. About 10% of these are Sensors, 42% are Integrated Circuits. Note that the temperature reading is 75: generally higher than the ambient temperature due to die and PCB temperature and self-heating of the element. 5 degrees above the Si 7021 3. It gives you easy to solder 0. There are plenty posts that describing how to connect BME280 sensor to Raspberry Pi - I recommend to you this post. 14: 2020-02-19 22:32:10: 130: BME280: Office: 24. Pressure: Very disappointing readings. The CCS811 is an exceedingly popular sensor, providing readings for equivalent CO (or eCO ) in the parts per million (PPM) and total volatile organic compounds in the parts per billion (PPB). By default, this sensor operates in interrupt mode. 4) An installation window will pop-up. At this point the readings are bad. 125 but also different errors 9556 value for. init()¶ Initializes module. The reported temperature seems about 0. Provides functions for english and metric. If you look at the bottom of this page, there are also other references to the BME280. The BME280 library helps to easily interface with the BME280 sensor while the GFX and SH1106 libraries help interface with the OLED display. Measured parameters are stored in the corresponding class variables and printed by the serial monitor. Cursory reading showed the Lua firmware to support the most amount of modules/functionality including HTTP, MQTT and popular sensors such as the BME280. Step 1 – Create the database. The particular kit I bought can be acquired for a few pounds from eBay. $ python weather. com Let’s Build A Multitasking Arduino Device. 28 ft) of altitude difference at a resolution of 1. Coincidentally Felix Russo, the guy behind LowPowerLab, released the new version of it's Weather Shield for. In this example we connect an SD card to our ESP32, we will log analog readings to a file on the SD card. The BME280 is a humidity sensor especially developed for mobile applications and wearables where size and low power consumption are key design parameters. This sketch will connect to your WiFi network and MQTT broker. Here are 5 features that make the BlueDot BME280 TSL2591 Advanced Weather. The on-board BME280 sensor measures atmospheric pressure from 30kPa to 110kPa as well as relative humidity and temperature. rhydoLABZ INDIA SparkFun Atmospheric Sensor Breakout - BME280 - The SparkFun BME280 Atmospheric Sensor Breakout is the easy way to measure barometric pressure, humidity, and temperature readings all without taking up too much space. This is a weather station based on an ATtiny85 and an Adafruit Bosch BME280 sensor breakout. In this tutorial we are going to interface this sensor with Arduino to form a simple weather station. The BME280 is a cheap I2C/ SPI compatible unit capable of displaying temperature, barometric pressure, elevation, & humidity of its environment. bme280 = adafruit_bme280. For the code I'm using this library from the official repository: Thank you for support in advance. SparkFun Atmospheric Sensor Breakout - BME280 (Qwiic) In stock SEN-15440 The SparkFun BME280 Atmospheric Sensor Breakout is an easy way to measure barometric pressure, humidity, and temperature read…. The coolant sensor's location is designed to monitor the engines coolant temperature. I tested it on two different makes of Unos, one Nano, two ESP-01 and one ESP-12. BME280 Sample App This application demonstrates temperature, humidity, pressure, and altitude readings. Also reads pressure in Pa, hPa, inHg, atm, bar, torr, N/m^2 and psi. In particular, we're going to extend the functionality offered in Google's contrib driver package for the BMX280 temperature and ambient pressure to allow for humidity measurements as well. 9c alpha I do not get a altitude reading. ) Barometric Pressure Conversion Table (PDF). Basically, anything you need to know about atmospheric conditions you can find out from this tiny breakout. To begin reading sensor data, you will need to install the Adafruit_BME280 library (code on our github repository). Since several days the humidity reading constantly increases to now 2. an all silicon process. Connection. \n\n 76: 77. You may change the i2c address from the default 0x76 to 0x77 by cutting the line between the two left pads (as. The BME280 sensor module reads temperature, humidity, and pressure. The BME280 sensor library uses the Adafruit Sensor support backend. The lowest-priced brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). 3 kPa and my Garmin watch shows 1014 millibars=101. Only then will it be possible to correct/adjust/calibrate the readings. The BME280 weather sensor, faulty temperature readings, the self heating effect, and heatsinks Anyone here ever worked with a BME280 sensor? They sound like the best sensor for your money on paper - all 3, temp humidity and pressure in one tiny little package. Problem: We want to build an HTML user interface provided by the ESP822 to interact with it. 5 out of 5 stars 14 £22. Embedded Adventures has put that chip on a handy breakout board with signal conditioning (MOD-1022) and priced it fairly at $17. Introduction: ESP32 WiFi Weather Station With a BME280 Sensor. 10 Thank you Tyler!. 5 range, but 0. Full accuracy of ±1. This Crowtail- BME280 Atmospheric Sensor is the easy way to measure barometric pressure, humidity, and temperature readings all without taking up too much space. 7 degrees F. The BME280 card features BOSCH BME280 sensor which provides humidity, pressure, and temperature. When I bought it, the AE-BME280 board and the pin headers came disassembled. 28 ft) of altitude difference at a resolution of 1. I am using Sparkfun BME280 sample code to read the BME280 and my Altitude is off for my location. [email protected] I am trying to set up the BME280 sensor in Paper UI. The SparkFun CCS811/BME280 Environmental Combo Breakout takes care of all your atmospheric-quality sensing needs with the popular CCS811 and BME280 ICs. I tested it on two different makes of Unos, one Nano, two ESP-01 and one ESP-12. The BME280 is an environmental sensor with the ability to measure temperature, humidity and barometric pressure. The particular kit I bought can be acquired for a few pounds from eBay. OLED display SSD1306 in MicroPython, example with a I2C digital barometer BME280 (or BMP180) MicroPython tutorial, manage WiFi connection at startup on ESP8266 / ESP32; uPiCraft, a MicroPython IDE dedicated to the development of IoT based on ESP8266, ESP32, microbit, pyBoard. Use short self-tapping screws to secure the mounts into the holes and/or grooves at the back of the larger box. BME280_I2CADDR = 0x76 # Operating Modes BME280_OSAMPLE_1 = 1 BME280_OSAMPLE_2 = 2 BME280_OSAMPLE_4 = 3 BME280_OSAMPLE_8 = 4 BME280_OSAMPLE_16 = 5 # BME280 Registers BME280_REGISTER_DIG_T1 = 0x88 # Trimming parameter registers BME280_REGISTER_DIG_T2 = 0x8A BME280_REGISTER_DIG_T3 = 0x8C BME280_REGISTER_DIG_P1 = 0x8E BME280_REGISTER. The BME280 is a humidity sensor especially developed for mobile applications and wearables where size and low power consumption are key design parameters. The following repositories were used for this project. The Temperature always runs to 27,5 Degrees and the humidity to 54%, no matter how the real values are. I get data from BME280. Here is the layout. Measuring Humidity. Bosch has a new, very accurate all in one sensor chip that does Temperature, Humidity, and Barometric Pressure readings. The BME280 can be used to take pressure, humidity, and temperature readings. As with the other BME280 libraries my library uses the calculations from the BME280 datasheet, and I checked that it gives identical readings to the Sparkfun one. Then suddenly it would begin to get massive spikes in TEMP & HUM readings like over -200 F and 100% RH, where normal readings are typically ~70 F and ~35% RH. The pressure reading is fine. Wemos D1 Mini and BME280 Temperature, Humidity and Pressure Sensor Compare different i2c temperature and humidity sensors (SHT2x, SHT3x, SHT85,. The reading and accuracy of the instruments may change over time. This chapter introduces how to configure and use the environmental sensor BME280 on the XDK via the environmental interface. The BME280 is a humidity sensor features an extremely fast response time which supports performance requirements for emerging applications such as context awareness, and high accuracy over a wide temperature range. Next Steps:. The value for temperature and humidity are no problem, but I get unusual high reading for pressure like 152648. If you need consistently accurate humidity results, I don't think you'll go wrong with any of the HTU21D-F, SHT31-D, or the Si7021. Further technical details for the BME280 sensor can be found in the datasheet [PDF]. In this tutorial we are going to interface this sensor with Arduino to form a simple weather station. corature-sensor-breakout I realize this board is to designed for use with an Arduino boards with Atmel processors, this should not stop it working I have tried it with a I2C and SPI, with no luck. 31" degrees Celsius. 96inch 128*32 OLED display, lithium battery connector charging and […]. Guide for BME280 Sensor with Arduino (Pressure Randomnerdtutorials. It provides not only an example on how to initialize and read the sensor data, but also an explanation of some specific presettings. Barometric pressure sensors measure the absolute pressure of the air around them. SparkFun Qwiic Air Quality Combo Board - CCS811 + BME280. Arduino Easy Weather Station With BME280 Sensor: Dear friends welcome to another Arduino project tutorial! In this tutorial we are going to take a first look at the new BME280 sensor, a new very interesting sensor. Here is our micro sd module. c as described in the topic "To Read from I2C Bus Sensors". New Bosch BME280 temperature, humidity, pressure sensor library Discuss development of drivers for external hardware and components, such as LCD screens, sensors, motor drivers, etc. 5 Pa/K, equiv. Device; use STM32. ESP and BRZO I2C support. As well as being great for reading the light. This allows to connect two BME280 sensors to the same I2C port of the PI at the same time, and to communicate with each via its unique address. The BME280 is a great new chip which was originally designed for the next generation of smartphones. Hence, Grove - Barometer Sensor (BME280) will be more reliable in providing precise temperature, atmospheric pressure values, humidity and approximate altitude data. BME280 is a digital pressure, humidity and temperature sensor. BME280 Sensor Driver¶ Interfacing a Bosch BME280 digital sensor module (capable of sensing temperature, humidity and pressure) in Python 2 or 3 using I2C on the Raspberry Pi. 1-wire ads1115 analog input banana pi bme280 build cc2530 cc2531 compile coordinator dht11 dht22 ds18b20 firmware gateway hardware kernel m2u mqtt python router sim800 sim900 sms switch uart ussd w1 wiringpi xiaomi zigbee. In this episode we will be getting sensor readings from the BME280 and a photoresistor. The BME280 sensor from Bosch Sensortec is a low cost digital pressure, temperature and humidity sensor with good accuracy. Download; CircuitPython Reference Documentation; CircuitPython Support Forum; Discord Chat; Adafruit Learning System; Adafruit Blog; Adafruit Store. All reading are good until the temperature drops below 50 degrees Farenheight. The BME280 is a breakout-board around the same named Bosch-sensor for environmental values (temperature, humidity, barometric pressure), suitable e. 71 V DC : Type : BME 280 Shuttle. 5 reading, but you could also have passed in 10 to get the PM10 reading or 1. BME280 – All readings were within a 0. The code for the BME280 was taken from Adafruit's site and is virtually unmodified. If you need consistently accurate humidity results, I don't think you'll go wrong with any of the HTU21D-F, SHT31-D, or the Si7021. com Let’s Build A Multitasking Arduino Device. Product Description Voltage:3-5V The BME280 is a great new chip which was originally designed for the next generation of smartphones. Pressure: Very disappointing readings. 0 and BME280 sensor. Basically, anything you need to know about atmospheric conditions you can find out from this tiny breakout. The BME280 does not measure altitude directly, but it can be calculated using the pressure reading. Another simple project for beginners, this Arduino BME280 Environmental Sensor Project is absolutely straightforward to follow along with the sensor being able to calculate its surrounding temperature, humidity, pressure and altitude. Descripton: Voltage:3-5V The BME280 is a great new chip which was originally designed for the next generation of smartphones. 5 kB) File type Wheel Python version py2. Code Issues 13 Pull requests 7 Actions Projects 0 Security Insights. To begin reading sensor data, you will need to install the Adafruit_BME280 library (code on our github repository). It is made up of a very accurate pressure sensor and an associated temperature sensor which helps calibrate the pressure readings. This allows us to easily connect it to the Raspberry Pi and read the data using Python. The BMP280 is based on Bosch's proven Piezo-resistive pressure sensor technology featuring high EMC robustness, high accuracy and linearity and long term stability. Version A is produced in July and Version B is produced in October. BME280 returns 0 on humidity, pressure and temperature Hi there, I used the code inside Mod1Lab4, and updated the main. ESP8266 + BME280 enclosure with quick-slide mounting base and printable board lock for a tool free installation (not including a screw or two for the enclosure mount). As a result, the BME280 is ideal for enhanced high performance GPS applications where it can be used to achieve more precise and faster position determination. The relative accuracy of pressure readings is ±0. SparkFun Atmospheric Sensor Breakout - BME280-The SparkFun BME280 Atmospheric Sensor Breakout is the easy way to measure barometric pressure, humidity, and temperature readings all without taking up too much space. using this code from Adafruit to print out my BME280 sensor reading's connected to my raspberry pi 3 in python (provided in the attachments) How do I even begin this process so that I can PUT and GET my sensor readings (temperature, humidity)? I was told to implement a web client to my sensor application using "https. Adafruit_BME280_SPI(spi, cs) Note: Any requirement to use a crystal ball or mind reading will result in me ignoring your question. BME280 is an environmental sensor that integrates onboard temperature sensor, humidity sensor and barometer. The BME280 is preferred for better accuracy, price is about the same. Bosch has stepped up their game with their new BME280 sensor, an environmental sensor with temperature, barometric pressure and humidity! This sensor is great for all sorts of weather/environmental sensing and can even be used in both I2C and SPI!. For our first component we will be using BME280 sensor - an environmental sensor with temperature, barometric pressure and humidity. Syntax¶ bme280. I recommend to you use I2cScanner or you can just guess it because there are only two options 0x76 or 0x77. I use the Arduino IDE 1. Humidity is measured to within +/-3%;. I'm reading the values of the BME280 via an MCP3428 4-Channel 4-20mA 16-Bit Converter. This pressure varies with both the weather and altitude. Provides an Arduino library for reading and interpreting Bosch BME280 data over I2C, SPI or Sw SPI. It is made up of a very accurate pressure sensor and an associated temperature sensor which helps calibrate the pressure readings. 2 hPa (1 hPa = 1 mbar) regardless of the actual sea level pressure, with inches of mercury used in the U. 5 reading, but you could also have passed in 10 to get the PM10 reading or 1. The BME280 is as combined digital humidity, pressure and temperature sensor based on proven sensing principles. The sensor module is housed in an extremely compact metal-lid LGA package with a footprint of only 2. Regarding the BME280, you can use the forced mode to achieve more or less this wakeup-event functionality that you desire. cpp Software. If you have BME280 it is possible to measure the humidity too. adafruit_bme280 - Adafruit BME280 - Temperature, Humidity & Barometic Pressure Sensor; Related Products. I am trying to set up the BME280 sensor in Paper UI. 93 mm³ LGA package, designed for low. Re: BME280 output reading not changing Could you please share a code snippet of your project (at least BME280 configuration and data read-out)? From your description alone, it seems like you may trigger only one measurement (e. Since we already use Raspberry Pi with NI USB-GPIB-HS to interface with test equipment, it is simple call to get BME280 connected to same Raspberry Pi as environment data provider. Stay safe and healthy. Not a member of Pastebin yet? Sign Up, it unlocks many cool features!. Also add the Adafruit Unified Sensor library. Then it reads the temperature's two bytes. It was the first step towards migrating my XBee based wireless sensors network to RFM69 radios using Moteino platform by LowPowerLab. 5 kB) File type Wheel Python version py2. We will learn how to create a web server with the ESP32 development board to display readings from the BME280 sensor module. It’s perfect for weather stations, remote controlled vehicles, weather balloons, and lots of other projects. Node-RED Palette Installation (node-red-contrib-bme280) 1) Click on the menu icon in the top-right corner of the window and select Manage palette. The BME280 is preferred for better accuracy, price is about the same. Got this BMP280 code open on the right of my screen and the BME280 Mode Example open on the left of my screen. Qiita can be used more conveniently after logging in. 6_092018v_x1. The lowest-priced brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Test to get the I2C address of this sensor connected to an arduino. While looking around for some cheap environmental sensors, I came across the seemingly ideal and relatively popular Bosch Sensortec BME280. May 21, 2013 Today I’m going to show you how to hook up an LM35 temperature sensor and read the room temperature from it. In this tutorial, we will see how to create a virtual instrument combining several measures of other sensors in a Dummy Device firmware ESP Easy. The DHT22 is, again, the one with the most suspicious data (consistently low and greater fluctuation than the others). 8 please go to the old Development Section. [:] [] { } Diese benutzerdefinierte Readings werden bei jeder Aktualisierung der Gerätereadings gesetzt, indem das spezifizierte perl code { } ausgeführt wird, und dessen Wert dem Reading zugewiesen wird. Since the atmosphere pressure reading is affected by altitude and temperature, we have added compensation features. Sensor is connected to Raspberry Pi (I selected it because it has network/internet connection, but you can use also another device). Reading calibrate coefficients. The BME280 sensor measures temperature, humidity, and pressure. 937863, temp=20. GY-BME280 High Precision Digital Sensor Breakout Barometric Pressure Temperature Humidity Module Board for Arduino Raspberry Pi DIY I2C SPI 5V (5PCS) 3. Add #include at the top of your program. Re: BME280 output reading not changing Could you please share a code snippet of your project (at least BME280 configuration and data read-out)? From your description alone, it seems like you may trigger only one measurement (e. BME280 not reading correct I am using a NodeMCU Board and a BME280 via I2C. Find helpful customer reviews and review ratings for DIYmall BME280 Humidity Temperature Sensor Barometric Pressure Sensor Module with IIC/I2C for Arduino GY-BME280-5V (Pack of 1pc) at Amazon. Basic example that turns on, reads and turn off the sensor. Use the data to get relative altitude changes, or absolute altitude if the locally reported barometric pressure is known. When I bought it, the AE-BME280 board and the pin headers came disassembled. , BeagleBone, Orange Pi, or Intel Edison are supported by. The BME280 provides temperature, pressure and humidity.
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