VMA335
V. 01 – 21/08/2018
3
©Velleman nv
5.
Overview
The BME280 used on the VMA335 is an integrated environmental sensor developed specifically for mobile
applications where size and low power consumption are key design constraints.
The BME280/VMA335 supports either SPI or I2C interface to communicate with the microcontroller.
pressure range ............................................................................................... 300-1100 hPa
temperature range ............................................................................................ -40 to 85 °C
supply voltage ...................................................................................................... 1.2-3.6 V
I/O voltage ........................................................................................................ max. 3.6 V
current consumption ................................................................. max. 3.6 µA @ 1 Hz (H, P, T)
sleep mode consumption ........................................................................................... 0.1 µA
interface ........................................................................................................... I2C and SPI
dimensions ...................................................................................................... 15 x 12 mm
6.
Example
Connection sensor======board
Vin======3.3V (do not connect to 5V)
Gnd======ground
SDA======A4 on Uno/Pro-Mini, 20 on Mega2560/Due, 2 on Leonardo/Pro-Micro
SCL======A5 on Uno/Pro-Mini, 21 on Mega2560/Due, 3 on Leonardo/Pro-Micro
1.
Download the “BME280-2.3.0.zip” library and examples from our website or from
https://www.arduinolibraries.info/libraries/bme280
2.
Open the Arduino
®
IDE and add the BME280-2.3.0 library.
3.
Go to File
Examples
BME280
BME_280_I2C_Test.
