Whadda WPSE342, Руководство пользователя

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5
Connection to Arduino®
–
Pin Assignment
WPSE342 Arduino® Uno Arduino® Mega
3.3 V
3.3 V 3.3 V
GND
GND GND
SDA
SDA (A4) 20
SCL
SCL (A5) 21
Using the Air Quality Sensor Module
We are going to use I²C communication with the BME280 and CSS811 sensor module.
For that, connect the air quality sensor to the Arduino® Uno
SDA
and
SCL
pins, as shown in
the following schematic diagram below or check the pin assignment table above.