Seeed Grove Beginner Kit - Page 51

Code Analysis
float temp, humi;
Defines variables to store readings.
temp = dht.readTemperature();
humi = dht.readHumidity();
Description:
Functions to be used to read temperature and humidity values from the sensor.
Syntax:
dht.readTemperature() and dht.readHumidity(). Return type: float.
Call these functions to read the temperature and humidity and store them in defined variables.
Demo Effect and Serial Print Result:
The surrounding temperature and humidity appear on the OLED screen.
Breakout Guide
Use Grove cable to connect the OLED to Seeeduino Lotus’s I2C interface (Note: I2C’s default
address is 0x78). Connect the Grove Temperature and Humidity Sensor to Seeeduino Lotus’s
digital signal interface D3.
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Grove Beginner Kit For Arduino®